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PHYSICIANS FOR WOMEN'S HEALTH, LLC

PAC 3274430665 Provider group
OBSTETRICS/GYNECOLOGY · DANBURY, CT · hospital-affiliated
Specialty OBSTETRICS/GYNECOLOGY — most common member specialty (multi-specialty groups carry one label; see Methods)
Footprint Registered in DANBURY, CT · bills Medicare in 10 states
Scale 320 providers on the CMS registry roster · 126 codes billed (five-year data window) · 41,045 services (all billed codes, CY2024)
Medicare paid $1.8M · across all billed codes, CY2024, attributed & disclosed
Affiliation Hospital-affiliated — at least one member holds a hospital affiliation in the CMS registry
Contact (203) 730-8789 — CMS registry listing
CMS Doctors & Clinicians registry · Medicare Part B physician/supplier claims · figures are attributed (single-group clinicians) and disclosed fee-for-service — a subset, never complete totals · group series shown over the most recent 5 years (rosters archived from 2019)
Group analytics

Who's billing in this group, plus the paid volume analytics · CY2024

Clinician makeup · CY2024
Physicians 184Advanced-practice 45Other clinicians 0= 229 clinicians billed · CY2024
By clinician headcount, CY2024. 'Physician' follows Medicare's §1861(r) definition (MD/DO, podiatry, optometry, dental medicine, chiropractic); facility and supplier enrollments are not counted as clinicians. These 229 are the clinicians who billed in CY2024 — a subset of the all-time registry roster shown on the group's identity card.

Billed 76 of the group's 126 codes this year, across 4 states (CY2024).

The full analytics for this group

Premium

The billed-volume rank, trajectory, and economics behind this group — computed on the same disclosed Medicare Part B data.

What Medicare paid this group in CY2024 is on the group's identity card — free, on every tier. Premium breaks that figure down per code and per service, and puts the volume behind it in national and peer context.

  • Per-code payment breakdown & avg $/service — dollars behind the volume
  • Beneficiary-episode volume — reach, not just service counts
  • Office vs. facility setting mix — place-of-service code split
  • National billed-volume rank — percentile, cohort & year disclosed
  • Size-peer billed-volume benchmark — vs. groups of similar size
  • Top-3 clinician share — how volume distributes
  • 5-year volume trend — direction across the window
  • Business mix — largest codes by payment

Rank and benchmark figures are billed-volume positions among peers, not measures of care. All figures attributed (single-group clinicians) and disclosed Medicare Part B fee-for-service.

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Medicare Part B FFS · CY2024 · as published by CMS

Provider volumes, all codes · CY2024

NPIProviderCredentialsTypeCitySt Services (all codes) locked column
1922056928 Laird, Lisa M.D. Pathology New BritainCT premium
1396848453 Tejeda, Marcia MD Obstetrics & Gynecology WaterburyCT premium
1992809982 Besser, Gary MD Obstetrics & Gynecology StamfordCT premium
1467472654 Blair, Emily M.D., D.O. Obstetrics & Gynecology FairfieldCT premium
1528090628 Fine, Emily M.D. Obstetrics & Gynecology HamdenCT premium
1306296371 Gibbons-Fideler, I-Sanna M.D. Pathology HartfordCT premium
1104929207 Ruben, Richard MD Obstetrics & Gynecology DanburyCT premium
1083650329 Jaffe, Joshua M.D. Obstetrics & Gynecology SharonCT premium
1447285143 Pearlstone, Melissa M.D. Obstetrics & Gynecology WaterburyCT premium
1679581847 Benzoni, Elisa DO Obstetrics & Gynecology WaterburyCT premium
1326142415 Weinstein, David MD Obstetrics & Gynecology StamfordCT premium
1245210913 Kritzman, Marilyn MD Pathology WillimanticCT premium
1891735874 Landry, Arthur MD Obstetrics & Gynecology WaterburyCT premium
1639272719 Berke, Randy MD Obstetrics & Gynecology HartfordCT premium
1447367032 Darak, Leah MD Obstetrics & Gynecology BridgeportCT premium
1336129717 Papov, Carol M.D. Obstetrics & Gynecology New MilfordCT premium
1912056649 Barry, Andrea MD Obstetrics & Gynecology DanburyCT premium
1689751695 Ofer, Adam MD Obstetrics & Gynecology WestportCT premium
1780654897 Baxter, Claudia M.D. Obstetrics & Gynecology New MilfordCT premium
1679593818 Tandon, Sapna D.O. Obstetrics & Gynecology FairfieldCT premium
1477656569 La Monica, Charles MD Obstetrics & Gynecology DanburyCT premium
1194742080 Paranyuk, Yelena M.D. Obstetrics & Gynecology DanburyCT premium
1659474724 Biondi, Victoria MD Obstetrics & Gynecology BristolCT premium
1134124175 Manzi, Clare M.D. Obstetrics & Gynecology MiddletownCT premium
1497859581 Hoffmann-Olsen, Astrid MD Obstetrics & Gynecology StamfordCT premium
1154514099 Kibler, Kirsten MD PHD Obstetrics & Gynecology New BritainCT premium
1609978774 Devita, Laura MD Obstetrics & Gynecology DanburyCT premium
1558300343 Berry, Eleanor MD Obstetrics & Gynecology WaterburyCT premium
1841229622 Zax, Shoshana R.N. Certified Nurse Midwife HamdenCT premium
1821095225 Steadman, Ursula Obstetrics & Gynecology BloomfieldCT premium
1710963483 Wunderlich, Karen NP Nurse Practitioner New MilfordCT premium
1447350905 Goldstein, Daniel MD Obstetrics & Gynecology DanburyCT premium
1497069223 Hedayatzadeh, Marjan M.D. Obstetrics & Gynecology DanburyCT premium
1336130657 O'connor, June M.D. Obstetrics & Gynecology WorcesterMA premium
1437258290 Fagan, Patricia MD Obstetrics & Gynecology HartfordCT premium
1568565638 Breakstone, Amy MD Obstetrics & Gynecology SouthingtonCT premium
1497945315 Grogean, Claudia M.D. Obstetrics & Gynecology WaterburyCT premium
1538262605 Foster, Jonathan MD Obstetrics & Gynecology WaterburyCT premium
1528175197 Hage, Pierre MD Obstetrics & Gynecology BridgeportCT premium
1548364532 Heading, George MD Gynecological Oncology StamfordCT premium
1306815857 Goldpin, Stephanie MD Obstetrics & Gynecology StamfordCT premium
1255424412 Quinlan, Rosemary MD Obstetrics & Gynecology HartfordCT premium
1124484357 Nesprido, Melanie APRN FNP Nurse Practitioner WaterburyCT premium
1184727265 Freylikhman, Gene MD Obstetrics & Gynecology HartfordCT premium
1326139056 Latshaw, Wendy MD Obstetrics & Gynecology SouthingtonCT premium
1952959421 Husung, Sharon PA Physician Assistant New YorkNY premium
1649531948 Huguenel, Briana M.D. Obstetrics & Gynecology HartfordCT premium
1538173828 Nute-Aupi, Sandra PA Physician Assistant FairfieldCT premium
1750558656 Kelly, Elizabeth MD Obstetrics & Gynecology WaterburyCT premium
1568629384 Marrone, Jennifer M.D. Obstetrics & Gynecology NorwalkCT premium
1235566738 Myers, Caitlin Physician Assistant New YorkNY premium
1467566380 Desantis, Carla MD Obstetrics & Gynecology EnfieldCT premium
1225119845 Ferlan, Virginia M.D. Obstetrics & Gynecology EnfieldCT premium
1336658186 Serrano, Amy PA Physician Assistant WestportCT premium
1922078948 Baker, Kyle M.D. Obstetrics & Gynecology New BritainCT premium
1083637516 Leite, Sarah M.D. Obstetrics & Gynecology BridgeportCT premium
1811096902 Ignaccio-Blattman, Arlene MD Obstetrics & Gynecology New YorkNY premium
1407860661 Harris, Gayle MD Obstetrics & Gynecology West HartfordCT premium
1245321769 Mortman, Howard MD Obstetrics & Gynecology SharonCT premium
1326365057 Rostkowski, Amanda M.D., PH.D. Obstetrics & Gynecology New HavenCT premium
1922426527 Lovato, Candice M.D. Obstetrics & Gynecology DanburyCT premium
1174574008 Osterhaus-Houle, Kerri MD Obstetrics & Gynecology WorcesterMA premium
1730139049 Judson, Kara M.D. Pathology New YorkNY premium
1184152514 Taylor-Giorlando, Melissa MD Obstetrics & Gynecology WestportCT premium
1447241658 Surette, Stanley Obstetrics & Gynecology WorcesterMA premium
1992819817 Ellis, Maria MD Obstetrics & Gynecology HartfordCT premium
1700838547 Fischer, Abraham MD Obstetrics & Gynecology WorcesterMA premium
1912977935 Kozlowski, Dariusz M.D. Obstetrics & Gynecology New BritainCT premium
1700085982 Graziani, Catherine D.O. Obstetrics & Gynecology HartfordCT premium
1902910821 Delprete, Deanna DO Obstetrics & Gynecology NorwalkCT premium
1700029378 West, Jennifer APRN Nurse Practitioner HamdenCT premium
1477656544 Moran, Polly CNM Certified Nurse Midwife BristolCT premium
1447367065 Sahakyan, Marine MD Obstetrics & Gynecology W HartfordCT premium
1295771970 Davidow, Peter MD Obstetrics & Gynecology WorcesterMA premium
1811096670 Grant, Jennifer MD Obstetrics & Gynecology HartfordCT premium
1811997778 Padilla, Linda M.D. Obstetrics & Gynecology BridgeportCT premium
1194732990 Helm, Charles M.D. Obstetrics & Gynecology WallingfordCT premium
1154438778 Trymbulak, Helen MD Obstetrics & Gynecology W HartfordCT premium
1588083554 Liles, Iyanna M.D. Obstetrics & Gynecology HartfordCT premium
1235565490 Temple, Jessica PA-C Physician Assistant BloomfieldCT premium
1396945085 Webb, Natalie MD Obstetrics & Gynecology GlastonburyCT premium
1003919267 Durstin, Stefanie MD Obstetrics & Gynecology TorringtonCT premium
1740383819 Luongo, Carmelina MD Obstetrics & Gynecology SouthingtonCT premium
1568636512 Falter, Keith M.D. Obstetrics & Gynecology DanburyCT premium
1992896393 Farwell, Mary MD Obstetrics & Gynecology AvonCT premium
1508277575 Sutherland, Shannon MD Obstetrics & Gynecology GlastonburyCT premium
1245421114 Carignan, Eva MD Obstetrics & Gynecology West HartfordCT premium
1386747327 Rosenbush, Emily MD Obstetrics & Gynecology HartfordCT premium
1437168457 Waradzin, Marlene M.D. Obstetrics & Gynecology WallingfordCT premium
1346607785 Corcoran, Amanda CNM Certified Nurse Midwife New HavenCT premium
1497769509 Levine, Jonathan M.D. Obstetrics & Gynecology New LondonCT premium
1891378873 O'reilly, Keira PA Physician Assistant GreenwichCT premium
1740383785 Henry, Kerrie MD Obstetrics & Gynecology HartfordCT premium
1801459706 Kotlyar, Amalia Obstetrics & Gynecology WestportCT premium
1730508946 Nadal, Elizabeth D.O. Obstetrics & Gynecology WestportCT premium
1417056045 Ryan, Jennifer NP Nurse Practitioner DanburyCT premium
1992775910 Roy, Gerard M.D. Obstetrics & Gynecology New BritainCT premium
1134169204 Kaczmarek, John MD Obstetrics & Gynecology WaterburyCT premium
1669587044 Metzger, Andrew MD Obstetrics & Gynecology WallingfordCT premium
1922392109 Benway, Jamie MD Obstetrics & Gynecology GlastonburyCT premium
1609124064 Gilhuly, Tracey APRN Nurse Practitioner New HavenCT premium
1093072886 Lormand, Lydia D.O. Obstetrics & Gynecology South WindsorCT premium
1831279082 Machon, Timothy MD Obstetrics & Gynecology EnfieldCT premium
1932393444 Lloyd, Jennifer APRN Nurse Practitioner StorrsCT premium
1821196965 Farricy, John M.D. Obstetrics & Gynecology WorcesterMA premium
1639262884 Waldron, Christine DO Obstetrics & Gynecology NorwalkCT premium
1588678270 Helm, Thomas M.D. Obstetrics & Gynecology WallingfordCT premium
1235391749 Malentacchi, Meghan M.D. Obstetrics & Gynecology HartfordCT premium
1720060767 Morris, Jessica PA Physician Assistant MilfordCT premium
1679676761 Karabatsos, Yanna MD Obstetrics & Gynecology HartfordCT premium
1912001108 Yordan, Robert MD Obstetrics & Gynecology MiddletownCT premium
1194828137 Rau, Frederick MD Obstetrics & Gynecology HartfordCT premium
1104086453 Forti, Tiffany M.D., M.P.H. Obstetrics & Gynecology WorcesterMA premium
1487090023 Acocella, Christina M.D. Obstetrics & Gynecology FraminghamMA premium
1992376503 Perrelli, Mikaela Physician Assistant OrangeCT premium
1730408535 Szutowska, Magdalena D.O. Obstetrics & Gynecology New LondonCT premium
1699416461 Cornelio, Nicole PA Physician Assistant FairfieldCT premium
1952330540 Gabriele, Kathleen D.O. Obstetrics & Gynecology HartfordCT premium
1447486741 Lavallee, Michael D.O Obstetrics & Gynecology New LondonCT premium
1700861689 Girard, Elisa MD Obstetrics & Gynecology GrotonCT premium
1487915039 Lamb, Ellen M.D. Obstetrics & Gynecology HartfordCT premium
1992717938 Shevell, Tracy MD Obstetrics & Gynecology ChappaquaNY premium
1043504756 Teagarden, Corey Obstetrics & Gynecology TorringtonCT premium
1487768305 Dombrowski, Christine CNM Certified Nurse Midwife NorwalkCT premium
1154786028 Taylor, Alena NP Nurse Practitioner WaterburyCT premium
1538718952 Costa, Carrie Ann CNM Certified Nurse Midwife WaterburyCT premium
1235148438 Adler, Sharon MD Obstetrics & Gynecology BristolCT premium
1699232207 Miller, Kathleen Nurse Practitioner GlastonburyCT premium
1114388535 Hannon, Brittany Physician Assistant New HavenCT premium
1962526236 Berkwitt, Laury WHNP Nurse Practitioner NorwalkCT premium
1215466982 Shakartzi, Hannah MD Obstetrics & Gynecology DanburyCT premium
1871614826 Russo, Luann CNM Certified Nurse Midwife FairfieldCT premium
1477656411 Pickett, Erin M.D. Obstetrics & Gynecology HartfordCT premium
1316030588 Ferrucci, Leonard MD Obstetrics & Gynecology StamfordCT premium
1700018306 Protomastro, Nicole APRN Nurse Practitioner NorwalkCT premium
1932630449 Chung, Stephanie M.D. Obstetrics & Gynecology GlastonburyCT premium
1841393931 Fishman, Stephen MD Obstetrics & Gynecology HartfordCT premium
1639930142 Zarlenga, Gabriella PA-C Physician Assistant SouthportCT premium
1700087228 Ku, Peggy D.O. Obstetrics & Gynecology West HartfordCT premium
1043656879 Mills Kubi, Emily M.D. Obstetrics & Gynecology West HartfordCT premium
1427075092 Taylor, Michelle M.D. Obstetrics & Gynecology WallingfordCT premium
1760772024 Purcell, Elizabeth M.D. Obstetrics & Gynecology HartfordCT premium
1801947924 Demone, Jaimee M.D. Obstetrics & Gynecology WorcesterMA premium
1609080431 Benes Dettmer, Jaimee M.D. Obstetrics & Gynecology BridgeportCT premium
1114993987 Sturrock, Kelley MD Obstetrics & Gynecology HartfordCT premium
1720181803 Ohta-Agresta, Miwako CNM Certified Nurse Midwife BristolCT premium
1992199228 Craig, Giana MD Obstetrics & Gynecology West HartfordCT premium
1801324835 Huffman, Maris WHNP-BC Nurse Practitioner Forest HillsNY premium
1922059518 Deldon-Saltin, Dina DO Obstetrics & Gynecology WorcesterMA premium
1093973703 Garozzo, Stephanie MD Obstetrics & Gynecology New BritainCT premium
1225407141 Girard, Alexi PA-C Physician Assistant GlastonburyCT premium
1104017482 Hemphill, Michael MD Obstetrics & Gynecology West HartfordCT premium
1528074515 Kerr, Alicia M.D. Obstetrics & Gynecology NorwalkCT premium
1356905319 Beals, Marisa MD Obstetrics & Gynecology TrumbullCT premium
1376852947 Roach, Katie PA-C Physician Assistant HartfordCT premium
1588308746 Nivison, Jessica CNM Certified Nurse Midwife BloomfieldCT premium
1295267276 Tissot, Amanda Obstetrics & Gynecology DanburyCT premium
1811090970 Millerick, Joseph MD Obstetrics & Gynecology WaterburyCT premium
1972694495 Schrempf, Michael MD Obstetrics & Gynecology GrotonCT premium
1093195182 Frappier, Pamela PA-C Physician Assistant ManchesterCT premium
1447512017 Nelson, Rachel M.D. Obstetrics & Gynecology West HartfordCT premium
1801233473 Mould, Tara M.D. Obstetrics & Gynecology WorcesterMA premium
1730321282 Summerall, Ryan M.D. Obstetrics & Gynecology DanburyCT premium
1164294344 Tompkins, Maria APRN Nurse Practitioner GrotonCT premium
1275012494 Foran, Delia APRN Nurse Practitioner New BritainCT premium
1538397559 Magavi, Lakshmi M.D. Obstetrics & Gynecology HartfordCT premium
1790840809 Abder, Roxanne MD Obstetrics & Gynecology TrumbullCT premium
1215233044 Pascucci, Kathryn DO Obstetrics & Gynecology South WindsorCT premium
1982994976 Jean-Miller, Marlaine M.D Obstetrics & Gynecology HartfordCT premium
1053758128 Young, Ashley MD Obstetrics & Gynecology HartfordCT premium
1235238023 Najamy, Sarah CNM Certified Nurse Midwife SheltonCT premium
1699290312 Silverman, Amanda APRN Obstetrics & Gynecology West HartfordCT premium
1053572271 Wright, Kerry D.O. Obstetrics & Gynecology TrumbullCT premium
1689801748 Macomber, Kristine M.D. Obstetrics & Gynecology West HartfordCT premium
1538261599 David, Kay MD Obstetrics & Gynecology MilfordCT premium
1023101292 Ferrucci, Vito MD Obstetrics & Gynecology StamfordCT premium
1801987201 Kuiper, Odin MD Obstetrics & Gynecology AvonCT premium
1548447170 Shea, Candice MD Obstetrics & Gynecology SouthingtonCT premium
1023630464 Cheng, Regina MD Obstetrics & Gynecology StamfordCT premium
1659877587 Kimball, Kara MD Obstetrics & Gynecology WorcesterMA premium
1194727404 Fantoni, Christina MSN, CNM Certified Nurse Midwife Old SaybrookCT premium
1700013182 Hedayatzadeh, Maryam M.D. Obstetrics & Gynecology NorwalkCT premium
1679065064 Davitt, Katlin DO Obstetrics & Gynecology TrumbullCT premium
1891753083 Mcnamee, Thomas M.D. Obstetrics & Gynecology New HavenCT premium
1699207118 Russ, Chelsey M.D. Obstetrics & Gynecology GrotonCT premium
1497529549 Nguyen, Julia PA-C Physician Assistant TorringtonCT premium
1427152644 Welling, Daniel MD Obstetrics & Gynecology ManchesterCT premium
1629171715 Gumbs, Lesley MD Obstetrics & Gynecology MansfieldCT premium
1760796551 Ouellette, Cassandra ANP-BC Nurse Practitioner SouthingtonCT premium
1710312111 Bonner, Alexis FNP-BC Nurse Practitioner FlushingNY premium
1922329663 Callaghan, Katherine M.D. Obstetrics & Gynecology WorcesterMA premium
1407803778 Choudhary, Ronika MD Obstetrics & Gynecology TrumbullCT premium
1184113185 Hinkley, Rosemary PA-C Physician Assistant HonoluluHI premium
1194818369 Morris, John MD Obstetrics & Gynecology StamfordCT premium
1114009842 Pendyala, Sujata D.O. Obstetrics & Gynecology NorwalkCT premium
1538114780 Gildersleeve, Robert Obstetrics & Gynecology MansfieldCT premium
1902987621 Kaufmann, Andrea PA Physician Assistant NewtownCT premium
1588018030 Lachance, Sara D.O Obstetrics & Gynecology New LondonCT premium
1831686187 Luu, Stephanie DO Obstetrics & Gynecology MiddletownCT premium
1952833394 Bajwa, Kulwinder · member of 2 groups CNM, APRN Certified Nurse Midwife MadisonCT premium
1104116730 Bell, Lee · member of 7 groups M.D. Diagnostic Radiology Chapel HillNC premium
1730102260 Borkowski, Kenneth · member of 2 groups D.O. Obstetrics & Gynecology EnfieldCT premium
1497288450 Campbell, Bonnie · member of 2 groups D.O. Obstetrics & Gynecology HartfordCT premium
1447341227 Cusick, William · member of 2 groups MD Obstetrics & Gynecology BridgeportCT premium
1760498836 Dennehy, Daniel · member of 2 groups M.D. Obstetrics & Gynecology WallingfordCT premium
1548352099 Dinicu, Cristina · member of 2 groups MD Obstetrics & Gynecology HartfordCT premium
1275535346 Donaldson-Ramos, Shireen · member of 2 groups MD Obstetrics & Gynecology BridgeportCT premium
1316373665 Drakes, Kimberly · member of 2 groups LNM Certified Nurse Midwife SouthingtonCT premium
1548571037 Fei, Xiaolan · member of 2 groups M.D. Obstetrics & Gynecology SheltonCT premium
1366882037 Fitzgerald, Thomas · member of 2 groups D.O. Obstetrics & Gynecology EnfieldCT premium
1902946478 Freer, Phoebe · member of 3 groups M.D. Diagnostic Radiology Saint LouisMO premium
1619076403 Gottschall, Daniel · member of 2 groups MD Obstetrics & Gynecology BridgeportCT premium
1508986407 Holley, Susan · member of 2 groups MD Diagnostic Radiology RaleighNC premium
1477998607 Hwang, Esther · member of 4 groups M.D. Diagnostic Radiology TucsonAZ premium
1659381747 Kontarines, Elizabeth · member of 2 groups M.D. Obstetrics & Gynecology DanburyCT premium
1619540945 Michaels, Laurah · member of 2 groups Nurse Practitioner BurlingtonCT premium
1891757563 Miller, Mary · member of 2 groups MD Obstetrics & Gynecology DanburyCT premium
1114313632 Modi, Neha · member of 2 groups MD Diagnostic Radiology BrooklynNY premium
1821401225 Morrissey, Sarah · member of 2 groups DO Obstetrics & Gynecology SpringfieldMA premium
1073776563 Nwosu, Matthew · member of 3 groups MD Obstetrics & Gynecology BridgeportCT premium
1427060045 Peccerillo, Joseph · member of 2 groups M.D. Obstetrics & Gynecology WallingfordCT premium
1699975235 Peterson, Shannon · member of 2 groups D.O. Obstetrics & Gynecology EnfieldCT premium
1215356316 Shiel, Shannon · member of 2 groups M.D. Obstetrics & Gynecology New BritainCT premium
1518129741 Shipman, Molly · member of 2 groups D.O. Obstetrics & Gynecology WaterburyCT premium
1184604068 Spencer, George · member of 6 groups M.D. Diagnostic Radiology GreensboroNC premium
1487691754 Squicciarini, Helena · member of 2 groups D.O. Obstetrics & Gynecology TrumbullCT premium
1992861488 Syvanthong, Chockeo · member of 7 groups M.D. Diagnostic Radiology Chapel HillNC premium
1467433086 Voytek, Theresa · member of 2 groups M.D Pathology HartfordCT premium
1871098376 Zamora-Olivencia, Debora · member of 2 groups MD Obstetrics & Gynecology ManchesterCT 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.