PROVIDENCE MEDICAL FOUNDATION
PHYSICIAN ASSISTANT · FULLERTON, CA · 1,455 providers · hospital-affiliated · (714) 871-3006
Provider volumes for 99215 — Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more · CY2024
In CY2024, the group billed 667 distinct codes across 30 states to Medicare Part B — 1,532,691 attributed, disclosed services.
1,258 clinicians billed under the group: 937 physicians, 307 advanced-practice clinicians, and 14 other clinicians.
'Physician' follows Medicare's definition, which includes doctors of medicine, osteopathy, podiatry, optometry, dental medicine, and chiropractic. 'Advanced-practice clinicians' are nurse practitioners, physician assistants, and similar practitioners; 'other clinicians' covers psychologists, therapists, social workers, audiologists, and dietitians. Facility and supplier enrollments — laboratories, ambulance services, imaging suppliers, and the like — are not counted as clinicians here.
In CY2024, the group's attributed volume on 99215 was 24,552 services across 12 billing states.
| NPI | Provider | Credentials | Type | City | St | 99215 services | Beneficiary-episodes | Avg Medicare payment |
|---|---|---|---|---|---|---|---|---|
| 1811963317 | Mirda, Daniel | M.D. | Medical Oncology | Napa | CA | premium | premium | premium |
| 1306031315 | Sidhu, Gurinder | MD | Medical Oncology | Brooklyn | NY | premium | premium | premium |
| 1831185792 | Garcia, Leo | M.D. | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1376633149 | Lee, Wes | M.D. | Medical Oncology | Santa Rosa | CA | premium | premium | premium |
| 1063430031 | Schlatter, Margaret | MD | Neurology | Napa | CA | premium | premium | premium |
| 1750465712 | Chatterjee, Sudarshan | MD FACC | Cardiology | Montclair | CA | premium | premium | premium |
| 1770843054 | Li, Ming | MD | Hematology-Oncology | Mission Viejo | CA | premium | premium | premium |
| 1831312289 | Jiang, Fen | MD | Medical Oncology | Mission Viejo | CA | premium | premium | premium |
| 1689719353 | Ferrer, Gerrard | D.O. | Neurology | Bayonne | NJ | premium | premium | premium |
| 1780677054 | Tucker, Bruce | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1417047283 | Keiser, Leroy Wayne | M.D. | Medical Oncology | Santa Rosa | CA | premium | premium | premium |
| 1124462544 | Damle, Neha | M.D. | Internal Medicine | Oakland | CA | premium | premium | premium |
| 1013018035 | Holmes, Jarrod | MD | Medical Oncology | Santa Rosa | CA | premium | premium | premium |
| 1942560321 | Vora, Ronak | D.O. | Neurology | Mission Viejo | CA | premium | premium | premium |
| 1649698127 | Hu, John | M.D. | Hematology-Oncology | Los Angeles | CA | premium | premium | premium |
| 1558545038 | Miranda, George | MD | Hematology-Oncology | Mission Viejo | CA | premium | premium | premium |
| 1770579153 | Saltman, Steven | M.D. | Endocrinology | Fullerton | CA | premium | premium | premium |
| 1497739114 | Nakai, Yuichiro | M.D. | Endocrinology | Santa Rosa | CA | premium | premium | premium |
| 1487898334 | Les, Jessica | MD | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1730358532 | Ramchandani, Avinash | MD | Pain Management | Santa Rosa | CA | premium | premium | premium |
| 1235213307 | Boyers, Michael | MD | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1285837229 | Panares, Roy | MD | Hematology-Oncology | Fullerton | CA | premium | premium | premium |
| 1508026766 | Wayne, Edgar | M.D. | Infectious Disease | Mission Viejo | CA | premium | premium | premium |
| 1275619447 | Park, David | M.D. | Hematology-Oncology | Fullerton | CA | premium | premium | premium |
| 1003809963 | Rexinger, Kenneth | M.D. | Internal Medicine | San Clemente | CA | premium | premium | premium |
| 1881671154 | Nguyen, Vy | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1376614925 | Carranza, Martha | NP | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1326086695 | Qazi, Yasir | M.D. | Nephrology | Orange | CA | premium | premium | premium |
| 1285633081 | Levin, Neil | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1891422416 | Yee, Dwayne | FNP-BC | Nurse Practitioner | Clearlake | CA | premium | premium | premium |
| 1518937838 | Richa, Elie | M.D. | Hematology-Oncology | Eureka | CA | premium | premium | premium |
| 1609082312 | Tiongson, Jay | M.D. | Clinical Cardiac Electrophysiology | Mission Viejo | CA | premium | premium | premium |
| 1407849284 | Fong, Minch | M.D. | Hematology-Oncology | Mission Viejo | CA | premium | premium | premium |
| 1033106562 | Patel, Giribala | M.D. | Hematology-Oncology | Fullerton | CA | premium | premium | premium |
| 1801892666 | Eapen, Manoj | M.D. | Interventional Cardiology | Napa | CA | premium | premium | premium |
| 1962507590 | Cataldo, Stuart | MD | Internal Medicine | Eureka | CA | premium | premium | premium |
| 1841408390 | Lowry, Laura | PA | Physician Assistant | Fullerton | CA | premium | premium | premium |
| 1295755734 | Arik, Tali | MD | Internal Medicine | Redding | CA | premium | premium | premium |
| 1033522842 | Glamore, Michael | M.D. | Urology | Saint Louis | MO | premium | premium | premium |
| 1780643270 | Decastro, Marlon | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1588906663 | Lai, Stella | MD | Neurology | Santa Rosa | CA | premium | premium | premium |
| 1518055573 | Anderson, Ian | M.D. | Hematology-Oncology | Santa Rosa | CA | premium | premium | premium |
| 1861450876 | Mckenzie, Melissa | DO | Neurology | Eureka | CA | premium | premium | premium |
| 1568458008 | Cabral, Ruben | MD | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1093234882 | Hall, Sacha | PA | Physician Assistant | Mckinleyville | CA | premium | premium | premium |
| 1396760575 | Patel, Praful | M.D. | Pulmonary Disease | Santa Rosa | CA | premium | premium | premium |
| 1487634879 | Manubens, Sergio | MD | Cardiology | Napa | CA | premium | premium | premium |
| 1013277342 | Lyou, Yung | M.D., PH.D. | Medical Oncology | Fullerton | CA | premium | premium | premium |
| 1023089729 | Lennon, Marlene | FNP-C | Nurse Practitioner | Saint Helena | CA | premium | premium | premium |
| 1538186457 | Grinnell, Patricia | NP | Nurse Practitioner | Petaluma | CA | premium | premium | premium |
| 1629237276 | Bello, Justine | M.D. | Family Practice | Laguna Niguel | CA | premium | premium | premium |
| 1194501908 | Young, Jessy | NP | Nurse Practitioner | Corte Madera | CA | premium | premium | premium |
| 1811056435 | Lau, James | MD | Urology | Panorama City | CA | premium | premium | premium |
| 1205245255 | Anderson, Jacqueline | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium | |
| 1720029135 | Hojjati, Mehrnaz | M. D. | Rheumatology | Orange | CA | premium | premium | premium |
| 1700293339 | Bertoli, Mara | NP-C | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1578543963 | Wong, Andrew | MD | Interventional Cardiology | Napa | CA | premium | premium | premium |
| 1982893582 | Lalith Mohan, Adamane | M.D. | Cardiology | Petaluma | CA | premium | premium | premium |
| 1447200480 | Ranadive, Rajina | MD | Internal Medicine | Petaluma | CA | premium | premium | premium |
| 1063648343 | Benner, Eric | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1487916045 | Sue, Austin | M.D. | Hospice and Palliative Care | Santa Rosa | CA | premium | premium | premium |
| 1962470161 | Parke, Robert | M.D. | Pulmonary Disease | Orange | CA | premium | premium | premium |
| 1265512982 | Ly, Phuong | MD | Family Practice | Mission Viejo | CA | premium | premium | premium |
| 1770743312 | Keck, Sara | MD | Hematology-Oncology | Santa Rosa | CA | premium | premium | premium |
| 1952739708 | Bacon, Anina | PA-C | Physician Assistant | Fresno | CA | premium | premium | premium |
| 1235116542 | Mulford, Mim | M.D. | Endocrinology | Mission Viejo | CA | premium | premium | premium |
| 1023252657 | Shahim, Zahra | MD | Internal Medicine | Laguna Niguel | CA | premium | premium | premium |
| 1427343532 | Maur, Pamela | M.D. | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1356469266 | Driver, Catherine | M.D. | Rheumatology | Mission Viejo | CA | premium | premium | premium |
| 1427474949 | Brady, Tamara | PA-C | Physician Assistant | Napa | CA | premium | premium | premium |
| 1700800604 | Bozuk, Michael | M.D. | General Surgery | Petaluma | CA | premium | premium | premium |
| 1972644482 | Kruse, Torsten | M.D. | Internal Medicine | San Clemente | CA | premium | premium | premium |
| 1427129337 | Cuyegkeng, Thomas | MD | Hospice and Palliative Care | Fullerton | CA | premium | premium | premium |
| 1306078050 | Kaplan, Adam | M.D. | Urology | Santa Rosa | CA | premium | premium | premium |
| 1720377856 | Pezold, Michael | M.D. | Vascular Surgery | Santa Rosa | CA | premium | premium | premium |
| 1619435815 | Alicbusan, Jennifer | FNP | Nurse Practitioner | Napa | CA | premium | premium | premium |
| 1154664597 | Ling, Jason | MD | Endocrinology | Fullerton | CA | premium | premium | premium |
| 1154828465 | Lapenna, Joseph | MD | Pain Management | Santa Rosa | CA | premium | premium | premium |
| 1801895602 | Cooper, Lawrence | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1497748768 | Skvaril, Jacqueline | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1508199431 | Bisuna, Blanca | MD | Family Practice | San Luis Obispo | CA | premium | premium | premium |
| 1386678902 | Chang Sing, Peter | M.D. | Clinical Cardiac Electrophysiology | Santa Rosa | CA | premium | premium | premium |
| 1821585993 | Modenos, Megan | DO | Internal Medicine | Riverside | CA | premium | premium | premium |
| 1396732855 | Rathod, Ramesh | M.D. | Interventional Cardiology | Fullerton | CA | premium | premium | premium |
| 1598956815 | Taguinod, Genevieve | NP | Nurse Practitioner | Fullerton | CA | premium | premium | premium |
| 1144455825 | Patel, Vishal | M.D. | Interventional Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1992719199 | Montenegro, Maria | M.D. | Family Practice | Napa | CA | premium | premium | premium |
| 1164422671 | Aou, Christopher | DO | Family Practice | Fullerton | CA | premium | premium | premium |
| 1114962610 | Azad, Habib | M.D. | Nephrology | Mission Viejo | CA | premium | premium | premium |
| 1003526187 | Pham, Renee | NP | Nurse Practitioner | Brea | CA | premium | premium | premium |
| 1104921402 | Lu, Leslie | MD | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1275550840 | Kennedy, Cassandra | M.D. | General Surgery | Fortuna | CA | premium | premium | premium |
| 1083693923 | Haight, Holly | M.D. | Orthopedic Surgery | Stanford | CA | premium | premium | premium |
| 1629048814 | Srebro, James | MD | Cardiology | Napa | CA | premium | premium | premium |
| 1346699667 | Pirzad, Arman | MD | Allergy/ Immunology | Eureka | CA | premium | premium | premium |
| 1669628319 | Alomari, Ihab | MD | Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1568466431 | Lee, Edward | M.D. | Interventional Cardiology | Fullerton | CA | premium | premium | premium |
| 1942547294 | Miranda, Catherine | NP-C | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1740243286 | Kylstra, Trieneke | MD | Family Practice | Ukiah | CA | premium | premium | premium |
| 1073656815 | Matalon, Eran | M.D. | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1457445884 | Samoori, Rama | D.O. | Family Practice | Mission Viejo | CA | premium | premium | premium |
| 1720162092 | Castro-Rueda, Hernan | M.D. | Rheumatology | Mission Viejo | CA | premium | premium | premium |
| 1972940625 | Dorriz, Parshaw | MD | Neurology | Mission Viejo | CA | premium | premium | premium |
| 1003886698 | Kim, Steven | MD | Hematology-Oncology | Fullerton | CA | premium | premium | premium |
| 1548631419 | Perlman, Sharone | NP | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1679816680 | Caruso, Karen | MSN, RN, FNP-BC | Nurse Practitioner | San Juan Capistrano | CA | premium | premium | premium |
| 1487660833 | Chan, Michael | M.D. | Cardiology | Orange | CA | premium | premium | premium |
| 1518944057 | Kawanishi, David | M.D. | Interventional Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1801152772 | Koo, Patrick | MD | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1609852888 | Desai, Aseem | M.D. | Clinical Cardiac Electrophysiology | Mission Viejo | CA | premium | premium | premium |
| 1497742621 | Middleton, Scott | M.D. | Family Practice | La Habra | CA | premium | premium | premium |
| 1770204075 | Tanna, Sai | NP | Nurse Practitioner | Eureka | CA | premium | premium | premium |
| 1013027838 | Bui, Amy | M.D. | Endocrinology | Mission Viejo | CA | premium | premium | premium |
| 1255795076 | Kabbach, Gisele | MD | Pulmonary Disease | Mission Viejo | CA | premium | premium | premium |
| 1528049665 | Mayet, Khadija | MD | Internal Medicine | Huntington Beach | CA | premium | premium | premium |
| 1386130938 | Spignese, Jennifer | FNP-C, MSN, RN | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1104173418 | Hoopes, Michelle | PHYSICIAN ASSISTANT | Physician Assistant | Fortuna | CA | premium | premium | premium |
| 1033326061 | Shereshevsky, Alexey | M.D. | Family Practice | Oshkosh | WI | premium | premium | premium |
| 1679550123 | Kulick, Daniel | M.D. | Interventional Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1992210660 | Wang, Alice | PA-C | Physician Assistant | San Clemente | CA | premium | premium | premium |
| 1801053574 | Harris, Morgan | M.D. | Neurology | Annapolis | MD | premium | premium | premium |
| 1659509586 | Crawford, Tori | N.P. | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1497105951 | Lee, Paul | MD | Family Practice | Victorville | CA | premium | premium | premium |
| 1871087957 | Zhang, Billy | MD | Internal Medicine | Irvine | CA | premium | premium | premium |
| 1194783829 | Abolnik, Igor | MD | Infectious Disease | Rureka | CA | premium | premium | premium |
| 1144436262 | Wadell, Chad | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1669431318 | Ramos, Madeleine | MD | Allergy/ Immunology | Eureka | CA | premium | premium | premium |
| 1780648725 | Connolly, Bonnie | MD | Internal Medicine | Pasadena | CA | premium | premium | premium |
| 1982793808 | David, Frederick | M.D. | Radiation Oncology | Santa Rosa | CA | premium | premium | premium |
| 1770639189 | Garner, Karen | MD | Internal Medicine | San Clemente | CA | premium | premium | premium |
| 1902916323 | Hanson, Brian | M.D. | Gastroenterology | Ukiah | CA | premium | premium | premium |
| 1134513047 | Truong, Andrew | MD | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1174763643 | Vito, Courtney | MD | General Surgery | Fullerton | CA | premium | premium | premium |
| 1720065121 | Loussararian, Arthur | M.D. | Interventional Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1326021320 | Roche, Ellen | F.N.P. | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1881005809 | Theetha Kariyanna, Pramod | M.D. | Interventional Cardiology | Pomona | CA | premium | premium | premium |
| 1720423791 | Westbroek, Erick | M.D. | Neurosurgery | Fullerton | CA | premium | premium | premium |
| 1861698656 | Anderson, Nathan | M.D. | Cardiology | Travis Afb | CA | premium | premium | premium |
| 1760742001 | Yoo, Julie | M.D., M.P.H. | Pulmonary Disease | Fullerton | CA | premium | premium | premium |
| 1992763205 | Adhye, Abhijit | M.D. | Internal Medicine | Napa | CA | premium | premium | premium |
| 1225071384 | Tsao, Jonathan | D.O | Family Practice | Laguna Niguel | CA | premium | premium | premium |
| 1548894157 | Walsh, Emily | PA-C | Physician Assistant | Eureka | CA | premium | premium | premium |
| 1073612529 | Vasiliauskas, Tomas | M.D. | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1134689474 | Brumley, Beatrice | Endocrinology | Santa Rosa | CA | premium | premium | premium | |
| 1356309728 | Iverson, Donald | MD | Neurology | Eureka | CA | premium | premium | premium |
| 1912561416 | Lacayo, Rocio | Nurse Practitioner | Napa | CA | premium | premium | premium | |
| 1932526860 | Dickey, Benjamin | MD, MPH | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1760892285 | Fraser, Robin | PA-C | Physician Assistant | Eureka | CA | premium | premium | premium |
| 1073546602 | Losco, Judy | D.O. | Family Practice | Yorba Linda | CA | premium | premium | premium |
| 1134562333 | Paulsson, Anna | M.D. | Radiation Oncology | San Francisco | CA | premium | premium | premium |
| 1427450568 | Anagnostou, Anthony | MD | General Surgery | Eureka | CA | premium | premium | premium |
| 1306200563 | Bedran, Asad | D.O | Family Practice | West Hollywood | CA | premium | premium | premium |
| 1114422730 | Dao, Lisa | MD | Endocrinology | Mission Viejo | CA | premium | premium | premium |
| 1245292085 | Mahan, Marcelle | M.D. | Family Practice | Eureka | CA | premium | premium | premium |
| 1003990748 | Majer, Lisa | D.O | Family Practice | Laguna Hills | CA | premium | premium | premium |
| 1316272180 | Muldoon, Becky | MD | Endocrinology | Fullerton | CA | premium | premium | premium |
| 1740361187 | Nguyen, Joe | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1487946364 | Patel, Shivani | M.D. | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1801356290 | Wu, Johnny | MD | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1023265816 | Smith, Leo | MD | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1518263227 | Steinberg, Miriam | DO | Family Practice | Eureka | CA | premium | premium | premium |
| 1407827660 | Darwin, Amy | MD | Family Practice | Chico | CA | premium | premium | premium |
| 1417109067 | Dhoot, Jashdeep | M.D. | Clinical Cardiac Electrophysiology | Torrance | CA | premium | premium | premium |
| 1003256546 | Sangera, Rajveer | DO | Interventional Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1861582322 | Scharfen, Cindy | M.D. | Radiation Oncology | Santa Rosa | CA | premium | premium | premium |
| 1396164356 | Singh, Simranjit | MD | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1841277167 | Miyamoto, Michael | M.D. | Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1518194612 | Asif, Fouzia | MD | Family Practice | Brea | CA | premium | premium | premium |
| 1467480194 | Cecchini, Phillip | M.D | Family Practice | Foothill Ranch | CA | premium | premium | premium |
| 1023480126 | Hatchimonji, Rachel | FNP | Nurse Practitioner | Eureka | CA | premium | premium | premium |
| 1205859311 | Mcfadden, Toni | CNP | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1326458175 | Nan, Xinyu | M.D. | Hematology-Oncology | Orange | CA | premium | premium | premium |
| 1245441997 | Desouza, Kavit | M.D. | Interventional Cardiology | Apple Valley | CA | premium | premium | premium |
| 1932198249 | Green, Robert | MD | Plastic and Reconstructive Surgery | Eureka | CA | premium | premium | premium |
| 1053774919 | Lyfoung, Hnoukaj | MD | General Surgery | Oakland | CA | premium | premium | premium |
| 1699876698 | Parikh, Ameesh | M.D. | Interventional Cardiology | Anaheim | CA | premium | premium | premium |
| 1598319642 | Bach, Cody | FNP-BC | Nurse Practitioner | Broomfield | CO | premium | premium | premium |
| 1447888375 | Lin, Charlene | MD | Internal Medicine | Yorba Linda | CA | premium | premium | premium |
| 1265094247 | Shin, Brian | DO | Family Practice | Laguna Niguel | CA | premium | premium | premium |
| 1821370602 | Rotz, Courtney | M.S.N., N.P. | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1427127588 | Shaw, Amy | MD | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1326212994 | Tsinberg, Michael | MD | General Surgery | Fullerton | CA | premium | premium | premium |
| 1982138665 | Forslund, Johan | MD | Orthopedic Surgery | Fullerton | CA | premium | premium | premium |
| 1942445374 | Lu, Frances | MD | Gastroenterology | Santa Rosa | CA | premium | premium | premium |
| 1740660133 | Bhasin, Vrinda | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1962791772 | Cua, Bennett | M.D. | Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1063866572 | Nguyen, Thong | D.O. | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1598024515 | Way, Christopher | D.O. | Neurology | Reno | NV | premium | premium | premium |
| 1295821189 | Awad, Nicole | M.D. | Family Practice | Orange | CA | premium | premium | premium |
| 1184069239 | Bajwa, Erum | M.D, | Cardiology | Orange | CA | premium | premium | premium |
| 1578135679 | Hughes, Samantha | FNP-BC | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1407869167 | Markoff, William | M.D. | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1285900290 | Messegee, Jamie | MD | Neurosurgery | Eureka | CA | premium | premium | premium |
| 1376937656 | Patel, Shruti | M.D. | Internal Medicine | Sacramento | CA | premium | premium | premium |
| 1104803188 | Schiffman, George | M.D. | Pulmonary Disease | Mission Viejo | CA | premium | premium | premium |
| 1508325382 | Shiu, Colette | MD | Family Practice | Yorba Linda | CA | premium | premium | premium |
| 1861819815 | Chen, Lily | MD | Undefined Physician type | Sacramento | CA | premium | premium | premium |
| 1528176989 | Ferguson, Monica | MD | Internal Medicine | Santa Rosa | CA | premium | premium | premium |
| 1982604906 | Foley, Allison | MD | Internal Medicine | Yorba Linda | CA | premium | premium | premium |
| 1962423103 | Osman, Farid | MD | Nephrology | Petaluma | CA | premium | premium | premium |
| 1497719942 | Park, Jong | M.D. | Family Practice | Orange | CA | premium | premium | premium |
| 1609873850 | Babajanian, Masis | M.D. | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1700851870 | Dunham, Robert | M.D. | General Surgery | Napa | CA | premium | premium | premium |
| 1801808266 | Rajasingh, Moses | M.D. | Cardiology | Eureka | CA | premium | premium | premium |
| 1447349089 | Rosen, Norman | M.D. | Family Practice | Orange | CA | premium | premium | premium |
| 1518301621 | Swadener, Nina | MD | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1104032630 | Bose, Adrian | M.D. | Critical Care (Intensivists) | Brea | CA | premium | premium | premium |
| 1104812643 | Byun, Eugene | MD | Cardiology | Fullerton | CA | premium | premium | premium |
| 1932593167 | Prabhakar, Vijay | M.D. | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1881601615 | Holst, Gregory | MD | Family Practice | Eureka | CA | premium | premium | premium |
| 1790731776 | Sidarta, Angelia | D.O. | Family Practice | Brea | CA | premium | premium | premium |
| 1205101987 | Furlong, Kathleen | NP | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1861479057 | Noorian, Nader | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1710513684 | Pan, Vincent | DO | Family Practice | Orange | CA | premium | premium | premium |
| 1972946259 | Phyu, Htay | M.D., | Infectious Disease | Iowa City | IA | premium | premium | premium |
| 1477731461 | Ajaz, Fatima | M.D | Pulmonary Disease | Spokane | WA | premium | premium | premium |
| 1245864297 | Gedda, Kristin | PA-C | Physician Assistant | Santa Rosa | CA | premium | premium | premium |
| 1588650667 | Gilbert, John | M.D. | Endocrinology | Fullerton | CA | premium | premium | premium |
| 1669468757 | Han, Jay | M.D. | Cardiology | Fullerton | CA | premium | premium | premium |
| 1730717737 | Li, Lilian | DO | Family Practice | Diamond Bar | CA | premium | premium | premium |
| 1639516149 | Whisler, Donald | M.D. | Rheumatology | Santa Rosa | CA | premium | premium | premium |
| 1659427243 | Young, Robert | MD, PHD | Pulmonary Disease | Eureka | CA | premium | premium | premium |
| 1639514144 | Basen, Angela | MD | Internal Medicine | Laguna Hills | CA | premium | premium | premium |
| 1144527441 | Cheung, Bonnie | M.D. | Family Practice | Huntington Beach | CA | premium | premium | premium |
| 1841628930 | Dhakal, Sarita | FNP | Nurse Practitioner | San Bernardino | CA | premium | premium | premium |
| 1629562749 | Knox, Hannah | MD | Endocrinology | Tucson | AZ | premium | premium | premium |
| 1477671386 | Philipose, Jaya | M.D. | Rheumatology | Mission Viejo | CA | premium | premium | premium |
| 1487955571 | Sameni, Sheri | NP | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1346709102 | Schroeder, Matthew | MD | Family Practice | Orange | CA | premium | premium | premium |
| 1144541947 | Vinh, Kenny | P.A. | Physician Assistant | Anaheim | CA | premium | premium | premium |
| 1811955735 | Wimmer, Timothy | M.D. | Orthopedic Surgery | Eureka | CA | premium | premium | premium |
| 1609803048 | Bazron, Herbert | MD | Internal Medicine | Napa | CA | premium | premium | premium |
| 1205330818 | Bachoura, Patrick | Family Practice | Whittier | CA | premium | premium | premium | |
| 1407296064 | Bireley, Brandon | D.O. | General Surgery | Fortuna | CA | premium | premium | premium |
| 1780688572 | Clark, Douglas | M.D. | Internal Medicine | Garden Grove | CA | premium | premium | premium |
| 1548503717 | Heston, Skye | M.D. | Family Practice | Eureka | CA | premium | premium | premium |
| 1114216421 | King, Lucas | Orthopedic Surgery | Pueblo | CO | premium | premium | premium | |
| 1962631101 | Raney, Aidan | M.D. | Cardiology | Orange | CA | premium | premium | premium |
| 1871545012 | Byun, Timothy | MD | Hematology-Oncology | Orange | CA | premium | premium | premium |
| 1699279067 | Dahodwala, Ammar | MD | Internal Medicine | Anaheim | CA | premium | premium | premium |
| 1952052433 | Kennedy, Kathryn | PA-C | Physician Assistant | Mission Viejo | CA | premium | premium | premium |
| 1528496593 | Loera, Christopher | PA-C | Physician Assistant | Laguna Niguel | CA | premium | premium | premium |
| 1598081705 | Pace, Sarah | MD, MPH | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1891217204 | Bell, Eric | PA-C | Physician Assistant | Clearlake | CA | premium | premium | premium |
| 1831478742 | Fee, Kelly | PA | Physician Assistant | San Clemente | CA | premium | premium | premium |
| 1568776318 | Korenstein, Steven | M.D. | Family Practice | Eureka | CA | premium | premium | premium |
| 1235767112 | Kwak, Helen | FNP-BC | Nurse Practitioner | Fullerton | CA | premium | premium | premium |
| 1104497684 | Mousa, Mark | MD | Family Practice | Victorville | CA | premium | premium | premium |
| 1386622181 | Yazdi, Janet | M.D. | Internal Medicine | Mission Viejo | CA | premium | premium | premium |
| 1578539169 | Barrows, Edward | MD | Urology | Medford | OR | premium | premium | premium |
| 1326004748 | Hung, Lynne | MD | Clinical Cardiac Electrophysiology | Mission Viejo | CA | premium | premium | premium |
| 1104826619 | Borsari, Bradley | MD | Internal Medicine | Fullerton | CA | premium | premium | premium |
| 1649844085 | Chang, Olivia | PA-C | Physician Assistant | Orange | CA | premium | premium | premium |
| 1174651913 | Hoffman, Amber | FNP | Nurse Practitioner | Eureka | CA | premium | premium | premium |
| 1184610552 | Sainburg, Scott | M.D. | Gastroenterology | Fullerton | CA | premium | premium | premium |
| 1548268287 | Solhpour, Shahram | MD | Orthopedic Surgery | Fullerton | CA | premium | premium | premium |
| 1831202092 | Tai, Jenny | D.O. | Family Practice | Cerritos | CA | premium | premium | premium |
| 1083041503 | Yoon, James | M.D. | Family Practice | Brea | CA | premium | premium | premium |
| 1255346797 | Govashiri, Reza | M.D. | Internal Medicine | Laguna Hills | CA | premium | premium | premium |
| 1205880994 | Hepner, Absalom | M.D. | Cardiology | Mission Viejo | CA | premium | premium | premium |
| 1841248812 | Huang, Sam | M.D. | Medical Oncology | Orange | CA | premium | premium | premium |
| 1538349477 | Jauwena, Oswald | N.P. | Nurse Practitioner | Eureka | CA | premium | premium | premium |
| 1861633083 | Kovacs, David | MD | Rheumatology | Mission Viejo | CA | premium | premium | premium |
| 1467663666 | Leo, Holly | NP | Nurse Practitioner | Tustin | CA | premium | premium | premium |
| 1972683753 | Mortensen, Theresa | N.P. | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1740254366 | Pitzer, Jo | MD | Family Practice | Anaheim | CA | premium | premium | premium |
| 1376852467 | Cosenza, Laura | CNP | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1710964481 | Feng, Jack | M.D. | Gastroenterology | Mission Viejo | CA | premium | premium | premium |
| 1588650436 | Garces, Maximilian | M.D. | Internal Medicine | Yorba Linda | CA | premium | premium | premium |
| 1679041347 | Hernandez, Tien-Ching | NP-C | Nurse Practitioner | Phoenix | AZ | premium | premium | premium |
| 1548521206 | Lu, Jennifer | D.O. | Family Practice | Fullerton | CA | premium | premium | premium |
| 1982605481 | Murashige, John | MD | Family Practice | Orange | CA | premium | premium | premium |
| 1124144407 | Stone, Casey | FNP-C | Nurse Practitioner | Mission Viejo | CA | premium | premium | premium |
| 1194348656 | Abd Elmaseh, Shenoda · member of 2 groups | Family Practice | Mission Viejo | CA | premium | premium | premium | |
| 1629397674 | Agrawal, Harsh · member of 4 groups | M.D | Interventional Cardiology | San Francisco | CA | premium | premium | premium |
| 1336856608 | Alimam, Loretta · member of 2 groups | FNP | Nurse Practitioner | Novato | CA | premium | premium | premium |
| 1548867666 | Al-Shoubaki, Heba · member of 3 groups | PA-C | Physician Assistant | Orange | CA | premium | premium | premium |
| 1851017305 | Bilbao, Sophia · member of 2 groups | Physician Assistant | Costa Mesa | CA | premium | premium | premium | |
| 1508218314 | Blair, Belinda · member of 2 groups | Nurse Practitioner | Lexington | KY | premium | premium | premium | |
| 1164513297 | Borses, Mary · member of 2 groups | M.D. | Cardiology | Monterey | CA | premium | premium | premium |
| 1831491695 | Botzler, Tin · member of 2 groups | MD | Cardiology | Los Angeles | CA | premium | premium | premium |
| 1891214763 | Brandsmeier, Charles · member of 3 groups | APNP | Nurse Practitioner | Mill Valley | CA | premium | premium | premium |
| 1427218908 | Choudhry, Aditi · member of 2 groups | M.D. | Hematology-Oncology | Walnut Creek | CA | premium | premium | premium |
| 1366445785 | Davey, Michelle · member of 2 groups | DO | Family Practice | Petaluma | CA | premium | premium | premium |
| 1811074586 | Dhar, Sanjay · member of 2 groups | MD | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1861461147 | Di Simone, Christopher · member of 2 groups | M.D. | Hematology-Oncology | Scottsdale | AZ | premium | premium | premium |
| 1932106002 | Dunlap, Thomas · member of 2 groups | M.D. | Cardiology | Santa Rosa | CA | premium | premium | premium |
| 1336335140 | Dunnington, Gansevoort · member of 3 groups | M.D. | Cardiac Surgery | Saint Helena | CA | premium | premium | premium |
| 1811659311 | Garcia, Gregory · member of 2 groups | PA-C | Physician Assistant | Fullerton | CA | premium | premium | premium |
| 1912175787 | Gebreslassie, Selamawit · member of 2 groups | FNP | Nurse Practitioner | Santa Rosa | CA | premium | premium | premium |
| 1447482096 | Gill, Ammara · member of 3 groups | MD | Hematology-Oncology | Walnut Creek | CA | premium | premium | premium |
| 1548281322 | Gish, Robert · member of 2 groups | M.D. | Gastroenterology | Folsom | CA | premium | premium | premium |
| 1881182624 | Greacen, Madelaine · member of 2 groups | MD | Family Practice | Santa Rosa | CA | premium | premium | premium |
| 1700050911 | Henderson, Alexa · member of 2 groups | M.D. | Internal Medicine | Saint Helena | CA | premium | premium | premium |
| 1912488123 | Hewitt, Janet · member of 2 groups | FNP | Nurse Practitioner | San Francisco | CA | premium | premium | premium |
| 1427076272 | Houshiar, Allen · member of 2 groups | DO, MS | Family Practice | Orange | CA | premium | premium | premium |
| 1053353029 | Jacoby, Richard · member of 2 groups | MD | Interventional Cardiology | Encinitas | CA | premium | premium | premium |
| 1700134830 | Karmur, Amit · member of 5 groups | D.O. | Vascular Surgery | Wildomar | CA | premium | premium | premium |
| 1306877030 | Kissel, Phillip · member of 2 groups | M.D. | Neurosurgery | San Luis Obispo | CA | premium | premium | premium |
| 1922350537 | Lin, Jen-Gu · member of 2 groups | Nurse Practitioner | Moreno Valley | CA | premium | premium | premium | |
| 1083690259 | Mcadams, Paul · member of 2 groups | M. D. | Urology | Santa Rosa | CA | premium | premium | premium |
| 1861784993 | Mesleh Shayeb, Akram · member of 2 groups | M.D. | Hematology-Oncology | La Jolla | CA | premium | premium | premium |
| 1952500696 | Moammar, Mahmoud · member of 2 groups | MD | Critical Care (Intensivists) | Orange | CA | premium | premium | premium |
| 1487869129 | Nelli, Erin · member of 2 groups | D.O. | Hematology-Oncology | Medford | OR | premium | premium | premium |
| 1306466735 | Nguyen, Ngoc Giao · member of 2 groups | MD | Family Practice | Cypress | TX | premium | premium | premium |
| 1043246572 | Noori, Arshia · member of 3 groups | MD | Clinical Cardiac Electrophysiology | Los Angeles | CA | premium | premium | premium |
| 1962727123 | Phaosawasdi, Piangwarin · member of 2 groups | M.D | Nephrology | Vacaville | CA | premium | premium | premium |
| 1629040480 | Philips, David · member of 5 groups | M.D. | Interventional Cardiology | Camas | WA | premium | premium | premium |
| 1154692549 | Pollock, Yao Yao · member of 2 groups | MD | Hematology-Oncology | Santa Rosa | CA | premium | premium | premium |
| 1750347969 | Saucedo, Christopher · member of 2 groups | M.D. | Emergency Medicine | La Jolla | CA | premium | premium | premium |
| 1831897826 | Scharp, Amelia · member of 2 groups | Physician Assistant | Santa Rosa | CA | premium | premium | premium | |
| 1174609358 | Sharma, Sanjay · member of 2 groups | M.D. | Hematology-Oncology | Fullerton | CA | premium | premium | premium |
| 1568542314 | Turrill, Mark · member of 2 groups | M.D. | Medical Oncology | Lakeport | CA | premium | premium | premium |
| 1841429586 | Wong, Albert · member of 2 groups | M.D. | Neurosurgery | Los Angeles | CA | premium | premium | premium |
| 1144744772 | Yu, Arlene · member of 2 groups | MD, MBA | Hematology-Oncology | Cerritos | CA | premium | premium | premium |
Volumes are attributed to a group only for clinicians affiliated with exactly one group. Clinicians in several groups are listed ("member of N groups") but shown as "—" — their volume is not attributed to any single group. A "—" on a single-group clinician means CMS suppressed the figure (fewer than 11 beneficiaries), never zero. Beneficiary-episodes count CMS's per-setting beneficiary figures, not unique patients. Average Medicare payment is the amount Medicare actually paid per service, weighted by service volume across office and facility settings. Where the roster is a single clinician, that clinician's service counts match the group's attributed volume shown on the ranked results, so they are shown here; the per-provider split across a larger roster is a premium feature. See Methods & Sources.