Clinicians affiliated with Ucsf Medical Group Business Services

1,598 clinicians on file with this group · most practice in San Francisco-Oakland-Fremont, CA · PAC ID 3779497870

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

1,230 clinicians affiliated with Ucsf Medical Group Business Services are in the 2024 Medicare Part B data, 999 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 · Nurse Practitioner (137) · Diagnostic Radiology (106) · Internal Medicine (99) · Neurology (94) · Physician Assistant (56) · Cardiology (55) · Hematology-Oncology (55) · Family Practice (50) · Orthopedic Surgery (50) · Ophthalmology (41) · Neurosurgery (31) · Medical Oncology (30) · Gastroenterology (29) · Otolaryngology (29) · Nephrology (27) · Urology (27) · Obstetrics & Gynecology (26) · Optometry (26) · Dermatology (23) · General Surgery (23) · Endocrinology (19) · Pulmonary Disease (19) · Radiation Oncology (19) · Infectious Disease (17) · Psychiatry (15) · Rheumatology (14) · Hospitalist (12) · Geriatric Medicine (6) · Pediatric Medicine (6) · Physical Medicine and Rehabilitation (6) · Advanced Heart Failure and Transplant Cardiology (5) · Critical Care (Intensivists) (5) · Hematology (5) · Hospice and Palliative Care (5) · Interventional Radiology (5) · Psychologist, Clinical (5) · Vascular Surgery (5) · Allergy/ Immunology (4) · Interventional Pain Management (4) · Plastic and Reconstructive Surgery (4) · Anesthesiology (3) · Clinical Cardiac Electrophysiology (3) · Gynecological Oncology (3) · Interventional Cardiology (3) · Adult Congenital Heart Disease (2) · Audiologist (2) · Pain Management (2) · Pathology (2) · Physical Therapist in Private Practice (2) · Podiatry (2) · Sleep Medicine (2) · Thoracic Surgery (2) · Colorectal Surgery (Proctology) (1) · Emergency Medicine (1) · Hand Surgery (1) · Micrographic Dermatologic Surgery (1) · Nuclear Medicine (1) · Oral Surgery (Dentist only) (1) · Sports Medicine (1) · Undefined Physician type (1)

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

Clinicians affiliated with Ucsf Medical Group Business Services, 2024

Alphabetical by last name; 501–600 of 1,230.

NameSpecialtyCity
Julie Jehnsen, NPNurse PractitionerSan Francisco, CA
Dae Hyoun Jeong, M.D.Family PracticeSan Francisco, CA
Nicole Jiam, MDOtolaryngologySan Francisco, CA
Jane Jih, MD, MPHInternal MedicineSan Francisco, CA
Bonnie N Joe, M.D.Diagnostic RadiologySan Francisco, CA
Malcolm D John, MDInfectious DiseaseSan Francisco, CA
Jacob Johnson, MDOtolaryngologySan Francisco, CA
Kenneth A Johnson, N.P.Nurse PractitionerSan Francisco, CA
Maggie Jones, M.D.HospitalistPalo Alto, CA
Teresa P Jones, PA-CPhysician AssistantSan Francisco, CA
Scott A Josephson, M.D.NeurologySan Francisco, CA
Rosa K Jou-Zhang, MHS, PA-CPhysician AssistantSan Francisco, CA
Roxanna JuarezNuclear MedicineSan Francisco, CA
Bao-Quynh T Julian, MDPlastic and Reconstructive SurgeryBaltimore, MD
Katherine A Julian, MDInternal MedicineSan Francisco, CA
Jordan L Jupena, PA-CPhysician AssistantPittsburgh, PA
Kimberly G Kallianos, M.D.Diagnostic RadiologySan Francisco, CA
Omar Kamal, MDDiagnostic RadiologyPortland, OR
Bamidele F Kammen, MDDiagnostic RadiologyOakland, CA
Kuniyoshi Kanai, O.D.OptometryBerkeley, CA
Alka M Kanaya, MDInternal MedicineSan Francisco, CA
Utku Kandemir, MDOrthopedic SurgerySan Francisco, CA
John P Kane, MDEndocrinologySan Francisco, CA
Hyunseok Kang, M.D.,M.P.H.Medical OncologyPalo Alto, CA
Min K Kang, MDNeurologyBoston, MA
Sang-Mo Kang, MDGeneral SurgerySan Francisco, CA
Saman Kannangara, MDInfectious DiseaseSan Francisco, CA
Lawrence E Kaplan, D.O.PsychiatrySan Francisco, CA
Lawrence D Kaplan, MDHematology-OncologySan Francisco, CA
Leah S Karliner, MDInternal MedicineSan Francisco, CA
Nathan C KarpRheumatologyPalo Alto, CA
Sakeen W Kashem, MD, PHDDermatologySan Francisco, CA
Priya Kathpalia, M.D.GastroenterologySan Francisco, CA
Neelima Katragunta, MDVascular SurgeryChattanooga, TN
Jacklyn KatzGeriatric MedicineSan Francisco, CA
Sarah K KaufmanNeurologySan Francisco, CA
Jocelyn KeehnerInfectious DiseaseSan Diego, CA
Kaitlin E Keenan, MDNeurologySan Francisco, CA
Tatiana Kelil, M.D.Diagnostic RadiologySan Francisco, CA
Robin K Kelley, MDMedical OncologyLos Angeles, CA
Pascale Khairallah, MDNephrologySan Francisco, CA
Zaineh Khalil, FNP-BCNurse PractitionerSanta Rosa, CA
Wesley A Kidder, MDHematology-OncologySan Diego, CA
Anthony S Kim, MDNeurologySan Francisco, CA
Christine M Kim, NURSE PRACTITIONERNurse PractitionerSan Francisco, CA
Eunsun KimNurse PractitionerFremont, CA
Hyunjoong W Kim, MDDiagnostic RadiologySan Francisco, CA
Jane J Kim, M.D.Diagnostic RadiologySan Francisco, CA
Tyson Kim, M.D, PH.D.OphthalmologySan Francisco, CA
Won I Kim, NPNurse PractitionerStanford, CA
Anne L Kinderman, MDHospice and Palliative CareSan Francisco, CA
Jennifer King, PA-CPhysician AssistantSan Francisco, CA
Olivia Kingsford, DONeurologySan Francisco, CA
Robert B Kiningham, MDFamily PracticeRedwood City, CA
Kimberly S Kirkwood, MDGeneral SurgerySan Francisco, CA
Alyssa Kirsch, MDDiagnostic RadiologySan Francisco, CA
Britney Kitamata-Wong, ODOptometrySan Francisco, CA
Jonathan K KleenNeurologySan Francisco, CA
Liviu Klein, MD, MSCardiologySan Francisco, CA
Roxie Kneen, NPNurse PractitionerSacramento, CA
O'Rese J Knight, M.D.OphthalmologySan Francisco, CA
Philip D Knott, MDOtolaryngologyLos Angeles, CA
Robert C Knowlton, MDNeurologyHouston, TX
Andrew H Ko, MDMedical OncologySan Francisco, CA
Dereck H Ko, M.S.N.Nurse PractitionerSan Francisco, CA
Myung S Ko, M.D.Internal MedicineSan Francisco, CA
Nerissa U Ko, M.D.NeurologySan Francisco, CA
Brent Kobashi, MDInternal MedicineSan Francisco, CA
Ryan Kohlbrenner, M.D.Diagnostic RadiologySan Francisco, CA
Marc D Kohli, M.D.Diagnostic RadiologySan Francisco, CA
Nicholas A Kolaitis, M.D.Pulmonary DiseaseSan Francisco, CA
Suneil K Koliwad, M.D., PH.D.EndocrinologySan Francisco, CA
Kanti P Kolli, M.D.Diagnostic RadiologySan Francisco, CA
Zoe KoppInternal MedicineSan Francisco, CA
Hamed Kordbacheh, MDDiagnostic RadiologySan Francisco, CA
Lily S Kornbluth, M.D.Internal MedicineSan Francisco, CA
Vadim S Koshkin, M.D.Medical OncologyCleveland, OH
Laura L Koth, MDPulmonary DiseaseSan Francisco, CA
Kali A Koziol, PA-CPhysician AssistantSan Francisco, CA
Irina V Kryzhanovskaya, M.D.Internal MedicineSan Francisco, CA
Elaine Ku, M.D.NephrologyLos Angeles, CA
Anupama D Kumar, M.D.Hematology-OncologyLa Jolla, CA
Sandeep Kunwar, M.D.NeurosurgeryFremont, CA
Carla P Kuon, MDInternal MedicineSan Francisco, CA
Sienna Kurland, MD, MPHInternal MedicineSan Francisco, CA
Theodore W Kurtz, M.D.PathologySan Francisco, CA
Pramita Kuruvilla, M.D.Hospice and Palliative CareMartinez, CA
Ayan Kusari, MDDermatologySan Francisco, CA
Erin D Kutay, M.D.Diagnostic RadiologySan Francisco, CA
Daniel H Kwon, MDHematology-OncologySan Francisco, CA
Waiyee Kwong, NPNurse PractitionerStanford, CA
Yuenting D Kwong, M.D.NephrologyBaltimore, MD
Ronald H Labuguen, M.D.Family PracticeSan Francisco, CA
Tara D Lacey, RN, NPNurse PractitionerPalo Alto, CA
Angela M Laffan, NPNurse PractitionerSan Mateo, CA
Lindsay R Lafrancois, PA-CPhysician AssistantMonterey, CA
Jeannette Lager, M.D.Obstetrics & GynecologySan Francisco, CA
Sara Lahue, MDNeurologySan Francisco, CA
Jennifer C Lai, M.D., M.B.A.GastroenterologySan Francisco, CA
Ashutosh Lal, M.D.Hematology-OncologyOakland, 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