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; 401–500 of 1,230.

NameSpecialtyCity
Luciano C GreigOphthalmologySan Francisco, CA
Simran Grewal, NPNurse PractitionerLos Angeles, CA
Elizabeth P Griffiths, M.D.Internal MedicineSan Francisco, CA
Emma Gring, NPNurse PractitionerSan Francisco, CA
Eugene C GroegerGeneral SurgerySan Francisco, CA
Andrew J Gross, M.D.RheumatologySan Francisco, CA
William Grossman, MDCardiologySan Francisco, CA
Carrie K Grouse, M.D.NeurologyChicago, IL
Melinda M Gu, M.D., PH DInternal MedicineSan Francisco, CA
Matthew A Gubens, MDMedical OncologyStanford, CA
Chu-Yueh Guo, MDNeurologySan Francisco, CA
Prerna Gupta, M.D.CardiologyLos Angeles, CA
Sasha Gupta, M.D.NeurologySan Francisco, CA
Jose G Gurrola, M.D.OtolaryngologySan Francisco, CA
Elan L Guterman, MDNeurologySan Francisco, CA
Michelle E Guy, M.D.Internal MedicineSan Francisco, CA
Nghiem B HaGastroenterologySacramento, CA
Patrick Ha, M.D.OtolaryngologyBaltimore, MD
Brian M Haas, M.D.Diagnostic RadiologyModesto, CA
Anna K Haemel, M.D.DermatologySan Francisco, CA
Antonina Haener, FNP-CNurse PractitionerFremont, CA
Robert W Hagar, M.D.Internal MedicineOakland, CA
Rabih Hage, MDOphthalmologySan Francisco, CA
Leila HajkazemshiraziOptometryFullerton, CA
Cathra Halabi, M.D.NeurologySan Francisco, CA
Bilal Hameed, M.D.GastroenterologySan Francisco, CA
Elizabeth C Hamid, M.D.NeurologyOakland, CA
Lindsay A Hampson, M.D.UrologySeattle, WA
Ying Han, M.D.OphthalmologySan Francisco, CA
Erik N HansenOrthopedic SurgerySan Francisco, CA
Sonali R Harchandani, M.D.Hematology-OncologyWorcester, MA
Nisha Hariharan, MDHematology-OncologyBerkeley, CA
Joanna Harp, M.D.DermatologySan Francisco, CA
Ian S Harris, M.D.CardiologySan Francisco, CA
Steven T Harris, M.D.EndocrinologySan Francisco, CA
Brittany L Harrison, M.D.Diagnostic RadiologySan Francisco, CA
Lisa M Hartmayer, RN, NPNurse PractitionerSan Francisco, CA
Joelle R Harwin, M.D.Diagnostic RadiologySan Francisco, CA
Omar Hassan, MDDiagnostic RadiologySan Francisco, CA
Edwin J Hassid, M.D.Internal MedicineSan Francisco, CA
Nicolas Hatamiya, DOFamily PracticeSanta Monica, CA
Karen E Hauer, MDInternal MedicineSan Francisco, CA
Steven R Hays, MDPulmonary DiseaseSan Francisco, CA
Jessica H Hayward, M.D.Diagnostic RadiologySan Francisco, CA
Chase HeatonOtolaryngologySan Francisco, CA
Manu Hegde, M.D., PH.D.NeurologySan Francisco, CA
Andres Hernandez, PA-CPhysician AssistantRedwood City, CA
Jose M Hernandez Pampaloni, MDDiagnostic RadiologyPhiladelphia, PA
Shawn L Hervey-Jumper, M.D.NeurosurgerySan Francisco, CA
Christopher P Hess, M.D., PH.D.Diagnostic RadiologySan Francisco, CA
Molly R Heublein, MDInternal MedicineSan Francisco, CA
Laura E Hill-Sakurai, MDFamily PracticeSan Francisco, CA
Sneha Hinduja, AUDAudiologistWestminster, MD
Jade S Hiramoto, MDVascular SurgerySan Francisco, CA
Phuong T Hoang, MD, PHDNeurologySan Francisco, CA
Von Hoang, FNP-CNurse PractitionerWalnut Creek, CA
Nickisa M Hodgson, M.D.OphthalmologySan Francisco, CA
Christine Hoehner-Cooper, FNPNurse PractitionerOakland, CA
Catherine L Hoerth, M.D.NeurologySan Francisco, CA
William Y Hoffman, MDPlastic and Reconstructive SurgerySan Francisco, CA
Laura A Holland, DOPsychiatrySan Francisco, CA
Brandon B Holmes, MD/PHDNeurologySan Francisco, CA
Elizabeth H Holt, MDEndocrinologySan Francisco, CA
Cheng W Hong, M.D., M.S.Diagnostic RadiologySan Francisco, CA
Julian C Hong, M.D., M.S.Radiation OncologySan Francisco, CA
Thomas A Hope, M.D.Diagnostic RadiologySan Francisco, CA
Jonathan C Horton, MDOphthalmologySan Francisco, CA
Sina Houshmand, M.D.Diagnostic RadiologySan Francisco, CA
Henry H Hsia, MDClinical Cardiac ElectrophysiologySan Francisco, CA
Victoria C Hsiao, MD, PHDEndocrinologySan Francisco, CA
Chi-Yuan Hsu, MDNephrologySan Francisco, CA
I-Chow J Hsu, M.D.Radiation OncologySan Francisco, CA
Raymond K Hsu, M.D.NephrologySan Francisco, CA
Bo HuPsychiatryLos Angeles, CA
Emily Huang, MDDiagnostic RadiologySan Francisco, CA
Iris N Huang, M.D.Internal MedicineSan Francisco, CA
Michael C Huang, M.D.NeurosurgerySan Francisco, CA
Yun-Han HuangRheumatologySan Francisco, CA
Susan Uyen M Huffstutter, PA-CPhysician AssistantSan Francisco, CA
Charlotte Huie, NPNurse PractitionerSan Francisco, CA
Celso Q Huiso, NPNurse PractitionerSan Francisco, CA
Patrick Hullett, M.D.NeurologySan Francisco, CA
Katie W HunterNurse PractitionerSan Francisco, CA
Laura A Huppert, M.D.Medical OncologySan Francisco, CA
Charlotte Hurabielle Claverie, MD, PHDInternal MedicineSan Francisco, CA
Jasmine C Huynh, MDMedical OncologyFairfax, VA
David G Hwang, MDOphthalmologySan Francisco, CA
Jesse C Ikeme, MDNephrologySan Francisco, CA
Tushani D Illangasekare, MDObstetrics & GynecologySan Francisco, CA
Igor Immerman, M.D.Orthopedic SurgerySan Francisco, CA
Ruth Imru, NPNurse PractitionerOakland, CA
Maanasa Indaram, M.D.OphthalmologySan Francisco, CA
Ada Ip, MDInterventional CardiologySan Francisco, CA
Roxanna A Irani, M.D., PH.D.Obstetrics & GynecologyNew Haven, CT
Masis Isikbay, MDDiagnostic RadiologySan Francisco, CA
Jordan Jackson, MDGeneral SurgerySan Francisco, CA
Line G Jacques, MDNeurosurgerySan Francisco, CA
Seema Jain, MDInfectious DiseaseAtlanta, GA
Dana L Jakoubek, APNNurse PractitionerSan Francisco, CA
Cerine Jeanty, MDGeneral SurgerySan Francisco, 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