NEVVI Medicare utilization intelligence

← back to results

Group profile

REGENTS OF THE UNIVERSITY OF

EMERGENCY MEDICINE · ORANGE, CA · 126 providers · hospital-affiliated · (714) 456-7004

Provider volumes, all codes · CY2024

101
Clinicians · 2024
36
Codes billed · 2024
5
Billing states

Group overview · all codes · CY2024

16,415
attributed, disclosed services
101
clinicians
36
distinct codes
5
billing states
Physicians 83Advanced-practice 18Other clinicians 0
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.

This group's attributed Medicare payments across all codes were premium in CY2024.

Dollars, place-of-service mix, national standing and peer benchmarks are part of the market analytics platform — built, not launched yet. Notify me at launch →

All figures are attributed (single-group clinicians only) and disclosed (CMS suppresses fewer-than-11-beneficiary rows) Medicare Part B fee-for-service — a subset, never complete totals. Percentile and peer figures are billed-volume positions, not statements about care. See Methods & Sources.

Medicare Part B FFS · CY2024 · as published by CMS
Per-provider volumes — services, beneficiary-episodes, and average Medicare payment — are part of the market analytics platform — built, not launched yet. Notify me at launch →
NPIProviderCredentialsTypeCitySt Services (all codes)
1699068601 Keenan, Peter MD Emergency Medicine Los AlamitosCA premium
1861998049 Dang, Eric MD Emergency Medicine OrangeCA premium
1144256355 Perlman, Michael M.D. Emergency Medicine Los AlamitosCA premium
1427200344 Prince, Erin DO Emergency Medicine CamdenNJ premium
1053808170 Jean, Joseph MD Emergency Medicine Los AlamitosCA premium
1740772383 Icasiano, Herbert DO Emergency Medicine Los AlamitosCA premium
1235507724 Evans, Justin Emergency Medicine LakewoodCO premium
1952330938 Calder, Kirsten MD Emergency Medicine Los AlamitosCA premium
1467612580 Katzer, Robert M.D. Emergency Medicine OrangeCA premium
1780188136 Hsu, Edmund MD Emergency Medicine OrangeCA premium
1841211968 Tomongin, Christopher M.D. Emergency Medicine Los AlamitosCA premium
1326542168 Matonis, Danielle MD Emergency Medicine OrangeCA premium
1225590201 Lewis, Kristin MD Emergency Medicine OrangeCA premium
1124588058 Patel, Parth MD Emergency Medicine OrangeCA premium
1558756734 Nguyen-Phuoc, Alyssa M.D. Emergency Medicine OrangeCA premium
1386812543 Mccoy, Christopher M.D. Emergency Medicine OrangeCA premium
1093947988 Joshi, Nikita MD Emergency Medicine OrangeCA premium
1184681991 Rokos, Ivan MD Emergency Medicine Los AlamitosCA premium
1285131300 Myatt, Toby MD Emergency Medicine OrangeCA premium
1285999060 Algaze-Gonzalez, Isabel M.D. Emergency Medicine BostonMA premium
1306929823 Suchard, Jeffrey MD Emergency Medicine OrangeCA premium
1770087744 Gibney, Ryan MD Emergency Medicine OrangeCA premium
1225018237 Dosanjh, Kuljinder P.A. Physician Assistant OrangeCA premium
1699157651 Koda, Alexis MD Emergency Medicine PhiladelphiaPA premium
1376800219 Wray, Alisa M.D. Emergency Medicine OrangeCA premium
1679326383 Amante, Philip Nurse Practitioner OrangeCA premium
1144259839 Chakravarthy, Bharath MD Emergency Medicine OrangeCA premium
1033418801 Toohey, Shannon MD Emergency Medicine OrangeCA premium
1427684349 Walls-Smith, Luke MD Emergency Medicine OrangeCA premium
1699138255 Spiegelman, Lindsey MD Emergency Medicine OrangeCA premium
1730108689 Kim, Tae Eung M.D. Emergency Medicine OrangeCA premium
1558716233 Rivera, Ronald M.D. Emergency Medicine OrangeCA premium
1225792369 Doan-Nguyen, Diana Nurse Practitioner Costa MesaCA premium
1730648718 Stephenson, Graham MD Emergency Medicine OrangeCA premium
1063894988 Nguyen, Christina PA - C Physician Assistant Costa MesaCA premium
1831545110 Smart, Jonathan Emergency Medicine Orange,CA premium
1952988925 Lamparter, Lauren Emergency Medicine OrangeCA premium
1770666299 Langdorf, Mark MD Emergency Medicine OrangeCA premium
1750390993 Masri, Mina D.O. Emergency Medicine Los AlamitosCA premium
1003996257 Rudkin, Scott MD Emergency Medicine OrangeCA premium
1770830499 Duong, Christina N.P. Nurse Practitioner OrangeCA premium
1841879889 Winger, Allan MD Emergency Medicine OrangeCA premium
1316386204 Norris, Teresa NP Nurse Practitioner LakewoodCA premium
1205158649 Santiago, Tonya NP Nurse Practitioner UplandCA premium
1992334965 Abramson, Elijah MD Emergency Medicine SacramentoCA premium
1891083804 Ahn, Kathleen NP Nurse Practitioner Huntington ParkCA premium
1891322129 Fuchs, Joshua DO Emergency Medicine OrangeCA premium
1114156759 Jonsson, Sheri NP Nurse Practitioner OrangeCA premium
1891094678 Mortazavi, Rod M.D. Emergency Medicine OrangeCA premium
1548276777 Kim, Jerry M.D. Emergency Medicine OrangeCA premium
1790925329 Valesky, Walter MD Neurology OrangeCA premium
1881214237 Abido, Kimberly MSN, APRN, FNP-C Nurse Practitioner OrangeCA premium
1164006946 Almog, Roy · member of 2 groups Emergency Medicine OrangeCA premium
1174775449 Ballinger, Jennifer · member of 2 groups MD Emergency Medicine BrooklynNY premium
1730507575 Bui, Peter · member of 3 groups MD Emergency Medicine DekalbIL premium
1841877222 Chan, Chuck · member of 3 groups DO Emergency Medicine OrangeCA premium
1689606790 Chapman, James · member of 2 groups DO Emergency Medicine LakewoodCA premium
1568982965 Choi, Daniel · member of 2 groups MD Emergency Medicine OrangeCA premium
1942732409 Cisneros, Victor · member of 3 groups M.D. Emergency Medicine OrangeCA premium
1457857229 Di, Wai Tan · member of 2 groups MD Emergency Medicine BrooklynNY premium
1033299185 Fox, John C · member of 3 groups MD Emergency Medicine OrangeCA premium
1760046353 Giron, Charles · member of 2 groups Physician Assistant OrangeCA premium
1457477242 Glascock, Pooneh · member of 3 groups M.D. Emergency Medicine Cedar RapidsIA premium
1245805373 Gottam, Bhargavesh · member of 2 groups MD Emergency Medicine OrangeCA premium
1548897903 Goubert, Ronald · member of 2 groups Emergency Medicine OrangeCA premium
1215424502 Guy, Megan · member of 2 groups MD Emergency Medicine OrangeCA premium
1568058683 Hanna, Paul · member of 2 groups PA-C Physician Assistant RiversideCA premium
1164953857 Herndon, Alexandra · member of 2 groups MD Emergency Medicine VancouverWA premium
1134603483 Ho, Hien · member of 3 groups NP Nurse Practitioner OrangeCA premium
1124552807 Iteen, Alexander · member of 2 groups M.D. Emergency Medicine OrangeCA premium
1154688810 Jen, Maxwell · member of 4 groups MD Emergency Medicine TustinCA premium
1194964387 Jones, Juan · member of 2 groups M.D. Emergency Medicine Monterey ParkCA premium
1922636430 Korn, Ryan · member of 2 groups MD Emergency Medicine Las VegasNV premium
1700058963 Kumar, Monica · member of 2 groups M.D, Emergency Medicine Los AlamitosCA premium
1700463452 Lew, Kelly · member of 2 groups Emergency Medicine San DiegoCA premium
1922628023 Li, Junwei · member of 2 groups Emergency Medicine OrangeCA premium
1932736527 Livingston, Joshua · member of 2 groups MD Emergency Medicine OrangeCA premium
1639281322 Lotfipour, Shahram · member of 3 groups M.D. Emergency Medicine OrangeCA premium
1710242128 Mehta, Akash · member of 2 groups DO Emergency Medicine Los AlamitosCA premium
1992382113 Mireles-Romo, Carina · member of 3 groups Emergency Medicine San DiegoCA premium
1699032458 Moradian, Nima · member of 3 groups D.O. Emergency Medicine OrangeCA premium
1679102925 Nashu, Madison · member of 2 groups MD Emergency Medicine New HavenCT premium
1215519012 Newland, Allegra · member of 3 groups MD Emergency Medicine MariettaOH premium
1841862109 Ngo, Alexander · member of 2 groups NP Nurse Practitioner OrangeCA premium
1407367618 Nguyen, Michelle · member of 2 groups MD Emergency Medicine OrangeCA premium
1538696836 Nguyen, Andy · member of 2 groups M.D. Emergency Medicine OrangeCA premium
1780662023 Ostovar, Herald · member of 3 groups M.D. Emergency Medicine Rancho MirageCA premium
1538920004 Patel, Vikkie · member of 2 groups FNP-BC Nurse Practitioner OrangeCA premium
1770999468 Patel, Sagar · member of 3 groups M.D. Emergency Medicine Rancho MirageCA premium
1760063234 Rodriguez, Brieana · member of 3 groups MD Emergency Medicine OrangeCA premium
1548263015 Seifi, Amir · member of 2 groups P.A. Physician Assistant OrangeCA premium
1336570712 Sesi, Jason · member of 3 groups PA-C Physician Assistant Las VegasNV premium
1467718486 Shieh, Mason · member of 2 groups M.D., M.B.A. Emergency Medicine Los AlamitosCA premium
1144860404 Shin, Brian · member of 3 groups PHYSICIAN ASSISTANT Physician Assistant RiversideCA premium
1164820510 Thandi, Pardeep · member of 2 groups M.D. Emergency Medicine OrangeCA premium
1396773990 Trueba, Daniel · member of 3 groups M.D. Emergency Medicine San DiegoCA premium
1346556891 Tseeng, Tze Lyn · member of 2 groups M.D. Emergency Medicine ChicagoIL premium
1124061296 Wetzel, Gihan · member of 2 groups DO Emergency Medicine Los AlamitosCA premium
1306305388 Yang, Allen · member of 2 groups DO Emergency Medicine DuarteCA premium
1326227232 Yen, May · member of 2 groups M.D. Emergency Medicine GlendaleCA premium
1437545019 Zonnoor, Bobak · member of 3 groups Emergency Medicine BrooklynNY 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.