Clinicians affiliated with Ucsf Health Medical Foundation

66 clinicians on file with this group · most practice in San Francisco-Oakland-Fremont, CA · PAC ID 9436239878

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

58 clinicians affiliated with Ucsf Health Medical Foundation are in the 2024 Medicare Part B data, 19 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 · Physician Assistant (28) · Nurse Practitioner (11) · Emergency Medicine (9) · Obstetrics & Gynecology (6) · Family Practice (3) · Pediatric Medicine (1)

Specialty links go to the specialty in San Francisco-Oakland-Fremont, CA.

Clinicians affiliated with Ucsf Health Medical Foundation, 2024

Alphabetical by last name; 58.

NameSpecialtyCity
Maryam Arjomand, M.D.Obstetrics & GynecologySan Mateo, CA
Jordan L Barton, PA-CPhysician AssistantSan Francisco, CA
Sandra Beretta, MDObstetrics & GynecologySan Mateo, CA
Michael A Britton, FNP-CNurse PractitionerSan Francisco, CA
Beatrice A Burke, MDObstetrics & GynecologySan Mateo, CA
Sammy Cheuk, PA-CPhysician AssistantPalo Alto, CA
Emily J Choi, PA-CPhysician AssistantSan Francisco, CA
Keeley M Creasey, PA-CPhysician AssistantSan Francisco, CA
Jody L Daudel, MDObstetrics & GynecologyVallejo, CA
Melissa Duncanson, MDObstetrics & GynecologySan Mateo, CA
Sean Dy JuancoPhysician AssistantSan Francisco, CA
John W Elliott, MDEmergency MedicineMill Valley, CA
Katelin Erickson, PAPhysician AssistantFresno, CA
Karen L Feeney, M.DEmergency MedicineSan Bruno, CA
Woyan HuangPhysician AssistantHuntington Park, CA
Amanda A Hutton Parrott, RN, DPT, NPNurse PractitionerSan Francisco, CA
Jasmine M Jarrard, PAPhysician AssistantSan Francisco, CA
Melissa Juncker, PAPhysician AssistantSan Francisco, CA
Jason Justin, PA-CPhysician AssistantMill Valley, CA
Spencer Knapp, PA-CPhysician AssistantOakland, CA
Rebecca Kornowski, PA-CPhysician AssistantSaint Croix Falls, WI
Paul D Kretkowski, MPAS, PA-CPhysician AssistantSan Francisco, CA
Kurt H Kunzel, MDEmergency MedicineSan Rafael, CA
Michelle Lai, MPH, PA-CPhysician AssistantSan Francisco, CA
Thomas Lesinski, PAPhysician AssistantSan Bruno, CA
Andrew H Lewis, DOFamily PracticeSanta Cruz, CA
Katie T Liang, NPNurse PractitionerSan Francisco, CA
Thomas E Loe, PA-CPhysician AssistantSan Francisco, CA
Elizabeth M Lynch, PA-CPhysician AssistantSan Francisco, CA
Melanie A Martin, M.DEmergency MedicineCampbell, CA
Alexis A Martinez, PA-CPhysician AssistantMill Valley, CA
John M Martinez, M.D.Family PracticeMill Valley, CA
Rachel K Mills, NPNurse PractitionerSan Francisco, CA
Erick R Miranda, M.D.Emergency MedicinePetaluma, CA
Daniel J Mizwicki, PA-CPhysician AssistantSan Francisco, CA
Magdeline A MontoyaPediatric MedicineMill Valley, CA
Hee Namgoong, PA-CPhysician AssistantSanta Clara, CA
Emma J Pinizzotto, PA-CPhysician AssistantOakland, CA
Steven K Polevoi, MDEmergency MedicineSan Francisco, CA
Maxim L Ritzenberg, M.D.Emergency MedicineSan Francisco, CA
Natalia M Roberts, FNPNurse PractitionerFairfield, CA
David A Rossi, M.D.Emergency MedicineSan Francisco, CA
Cassandra Roy, NPNurse PractitionerChicago, IL
Laura Sasso, PA-CPhysician AssistantMill Valley, CA
Gina M Siclari, PA-CPhysician AssistantCapitola, CA
Gabriel G Smith, PA-CPhysician AssistantMill Valley, CA
Elsa Acosta Sullivan, FNPNurse PractitionerSan Francisco, CA
Elena Todorova, DNP, FNP-CNurse PractitionerSan Francisco, CA
Daniel A Vargas, FNP-BCNurse PractitionerSan Francisco, CA
Hai U Vuong, AGACNP-BC, ACNPC-AGNurse PractitionerSan Francisco, CA
Eric Walsh, M.D.Emergency MedicineSan Francisco, CA
Elisa E Washburn, DOFamily PracticeRedding, CA
Laorence Wassom, NP-CNurse PractitionerSan Francisco, CA
Steven P WemplePhysician AssistantSan Francisco, CA
Rebecca Wersan, PA-CPhysician AssistantSan Francisco, CA
Jennifer A White, PA-CPhysician AssistantSan Francisco, CA
Annabelle Willey, PA-CPhysician AssistantAlbany, NY
Emily YuObstetrics & GynecologySan Mateo, 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