Clinicians affiliated with Regents Of The University Of
239 clinicians on file with this group · most practice in Los Angeles-Long Beach-Anaheim, CA · PAC ID 8729983473
Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service
189 clinicians affiliated with Regents Of The University Of are in the 2024 Medicare Part B data, 126 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report
Affiliated clinicians by specialty, 2024
All specialties · Anesthesiology (125) · Certified Registered Nurse Anesthetist (CRNA) (61) · Nurse Practitioner (1) · Pain Management (1) · Physician Assistant (1)
Specialty links go to the specialty in Los Angeles-Long Beach-Anaheim, CA.
Clinicians affiliated with Regents Of The University Of, 2024
Alphabetical by last name; 101–189 of 189.
| Name | Specialty | City |
|---|---|---|
| Eli Luong, MD | Anesthesiology | Orange, CA |
| Hai Ly, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Christy D Madden, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Mission Viejo, CA |
| Pejman Majd, MD | Anesthesiology | Ventura, CA |
| Laura R Marten, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Lydiesther Martinez, MD | Anesthesiology | Los Angeles, CA |
| Katherine T Mccartney, M.D. | Anesthesiology | Orange, CA |
| Jonathan R Mcintyre, RN, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Naveen K Mehra, MD | Anesthesiology | Orange, CA |
| Alister Meshkin, MD | Anesthesiology | Orange, CA |
| Debra E Morrison, MD | Anesthesiology | Orange, CA |
| Jane W Mwenja, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Kevin A Nasseri-Noori, MD | Anesthesiology | Orange, CA |
| Ariana M Nelson, M.D. | Anesthesiology | Irvine, CA |
| Corey Nelson, M.D. | Anesthesiology | Philadelphia, PA |
| Tuan Ngo, MD | Anesthesiology | Orange, CA |
| Austin H Nguyen, MD | Anesthesiology | Orange, CA |
| Brian Nguyen, MD | Anesthesiology | Orange, CA |
| Christina Nguyen, MD | Anesthesiology | Los Angeles, CA |
| Eileen O Nguyen, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Lisa P Nguyen, DO | Anesthesiology | Orange, CA |
| Karli Nihei, RN | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Samuel Njoroge, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Walnut, CA |
| Kenneth C Nwaezeapu, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Linet Ondari | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Amy L Owens, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Mehri Pahlavani, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Mission Viejo, CA |
| Kyle P Paredes | Anesthesiology | Orange, CA |
| Samuel R Park, MD | Anesthesiology | Orange, CA |
| Mona K Patel, M.D. | Anesthesiology | Orange, CA |
| Nilu G Patel, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Los Angeles, CA |
| Shaival M Patel, MD | Anesthesiology | Orange, CA |
| Karine Pauzuolis, RN, BSN, MSN, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Lynnus F Peng, MD | Anesthesiology | Fullerton, CA |
| Julie Pham, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Santa Ana, CA |
| Gabriel Punsalan | Certified Registered Nurse Anesthetist (CRNA) | Los Angeles, CA |
| Ramin Rahimian, M.D. | Anesthesiology | Corona, CA |
| Govind R Rajan, MD | Anesthesiology | Saint Louis, MO |
| Davinder Ramsingh, M.D. | Anesthesiology | Orange, CA |
| Sonali A Rao, M.D. | Anesthesiology | Orange, CA |
| Darren R Raphael, MD | Anesthesiology | Orange, CA |
| John G Reed, M.D. | Anesthesiology | Mchenry, IL |
| Gabriel Reyes | Anesthesiology | La Jolla, CA |
| Imad M Riazuddin, MD | Anesthesiology | Houston, TX |
| Cameron J Ricks, M.D. | Anesthesiology | Washington, DC |
| Joseph B Rinehart, MD | Anesthesiology | Newport Beach, CA |
| Abraham Rosenbaum, MD | Anesthesiology | Orange, CA |
| Timothy M Ryan, M.D. | Anesthesiology | Orange, CA |
| Christopher M Sauer, MD | Anesthesiology | Orange, CA |
| Evan Scheier | Certified Registered Nurse Anesthetist (CRNA) | Anaheim, CA |
| Megan H Schwaner, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Simi Valley, CA |
| Michael Schwartz, MD | Anesthesiology | Orange, CA |
| Sean Senozan, MD | Anesthesiology | Cleveland, OH |
| Dipal Shah | Anesthesiology | Orange, CA |
| Shalini S Shah, MD | Anesthesiology | Orange, CA |
| Jay Shen, MD | Anesthesiology | Orange, CA |
| Albert J Shin | Nurse Practitioner | Orange, CA |
| Ann Singleton, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Anaheim, CA |
| Cortney L Spraker, MS, PA-C | Physician Assistant | Santa Monica, CA |
| Carla St Laurent, MD | Anesthesiology | Fountain Valley, CA |
| Suzanne L Strom, MD | Anesthesiology | Los Angeles, CA |
| Sudhakar Subramani, MD | Anesthesiology | Orange, CA |
| Denise G Tafoya | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Salvador Tafoya, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Los Angeles, CA |
| Crystal E Tan, M.D., M.S. | Anesthesiology | Orange, CA |
| Anil Tiwari, MD | Anesthesiology | Irvine, CA |
| Kei Togashi, M.D. | Anesthesiology | Orange, CA |
| Ryan Tone, M.D. | Anesthesiology | Loma Linda, CA |
| Joshua T Toole | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Chinh L Tran | Anesthesiology | Orange, CA |
| Shermeen Vakharia, MD | Anesthesiology | Orange, CA |
| Guillermo Vallejo, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Douglas Vaughn, MD | Anesthesiology | San Diego, CA |
| Rebecca L Vigil, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Boston, MA |
| Joseph E Villaluz, M.D. | Anesthesiology | Orange, CA |
| Sarah J Vitug, MD, MPHIL | Anesthesiology | Corona, CA |
| Jean T Vo, M.D. | Anesthesiology | Orange, CA |
| Nicole Vos | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Trung Q Vu, MD | Anesthesiology | Orange, CA |
| George Wang | Anesthesiology | Orange, CA |
| Trevor A Whitwell | Anesthesiology | Orange, CA |
| Paul I Winson | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Daniel Yadegari, MD | Anesthesiology | West Hollywood, CA |
| Richard T Yeh, M.D. | Anesthesiology | Long Beach, CA |
| Brent G Yeung, M.D. | Anesthesiology | Orange, CA |
| Linda Yi, DNP, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Chicago, IL |
| Gregory A Yoshikawa, M.D. | Anesthesiology | Orange, CA |
| Kristen R Zapanta, CRNA | Certified Registered Nurse Anesthetist (CRNA) | Orange, CA |
| Howard J Zee, M.D. | Anesthesiology | Orange, CA |
Practice locations
Listed practice locations in California.
Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.
Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations