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; 601–700 of 1,230.

NameSpecialtyCity
Gopal R Lalchandani, MDOrthopedic SurgerySan Francisco, CA
Alexander H LamDiagnostic RadiologySan Francisco, CA
Sudha Lama, NP-CNurse PractitionerSan Francisco, CA
Robyn A Lamar, MDObstetrics & GynecologySan Francisco, CA
Julio A Lamprea-Montealegre, M.D M.P.HCardiologySan Francisco, CA
Rondall K Lane, M.D.AnesthesiologySan Francisco, CA
Anna LangAllergy/ ImmunologySan Francisco, CA
Patrick O Lang, MDHand SurgerySan Francisco, CA
Danny E Langston, N.P.Nurse PractitionerSan Francisco, CA
Drew A Lansdown, M.D.Orthopedic SurgerySan Francisco, CA
Ryan C Laponis, MDInternal MedicineSan Francisco, CA
Bennett Lareau-Meredith, NPNurse PractitionerSan Francisco, CA
Daniel Large, PA-CPhysician AssistantPortland, ME
Elly S Laroque, M.D.Orthopedic SurgerySan Francisco, CA
Dana M Larsen, MDNephrologySan Francisco, CA
Michael C Larsen, MDGastroenterologySeattle, WA
Kristen Lavelle, MDEndocrinologyOakland, CA
Joseph R Leach, MD, PHDDiagnostic RadiologySan Francisco, CA
Lorriana E Leard, MDPulmonary DiseaseSan Francisco, CA
Andrew D Leavitt, M.D.Internal MedicineSan Francisco, CA
Amie Y Lee, M.D.Diagnostic RadiologySan Francisco, CA
Christopher Lee, M.D.CardiologySan Francisco, CA
Dong Heun Lee, MDInfectious DiseaseSan Francisco, CA
Ernest Y Lee, MD, PHDDermatologySan Francisco, CA
Jane Lee, NP, AGACNP-BCNurse PractitionerSan Francisco, CA
Jerry Lee, MDHematology-OncologySan Francisco, CA
Matthew H Lee, D.O.Hematology-OncologySan Mateo, CA
Nicolas H Lee, MD, MSOrthopedic SurgerySan Francisco, CA
Pamela O Lee, N.P.Nurse PractitionerSan Francisco, CA
Randall J Lee, M.D.CardiologySan Francisco, CA
Yoo Jin Lee, M.D.Diagnostic RadiologySan Francisco, CA
Maria-Idalia O Lens, NP-CNurse PractitionerSan Francisco, CA
Qi Quan Leong, M.D.Infectious DiseaseSan Francisco, CA
Felicia C Lester, MDObstetrics & GynecologySan Francisco, CA
Jenna Lester, M.D.DermatologySan Francisco, CA
Marc H Levin, MDOphthalmologyPalo Alto, CA
Morris Levin, M.D.NeurologySan Francisco, CA
Sara M Lewin, M.D.GastroenterologySan Francisco, CA
Sara M Lezin, NPNurse PractitionerSan Francisco, CA
Connie Li, NP-CNurse PractitionerPalo Alto, CA
Descartes Li, MDPsychiatrySan Francisco, CA
James Li, O.D.OptometrySan Francisco, CA
Jonathan LiOphthalmologySan Francisco, CA
Michael LiGastroenterologySan Francisco, CA
Walter Li, M.D.CardiologySan Francisco, CA
Yan Li, MD, PHDDiagnostic RadiologySan Francisco, CA
Yi Li, M.D.Diagnostic RadiologySan Francisco, CA
Shawn C Lies, PAPhysician AssistantOakland, CA
Ilya Likhterov, MDOtolaryngologySan Francisco, CA
Huat Chye Lim, MDHematology-OncologySan Francisco, CA
Margie Lim, MDInternal MedicineSan Francisco, CA
Charles Limb, M.D.OtolaryngologySan Francisco, CA
Amy E Lin, M.D., PH.D.CardiologyBoston, MA
Chun H Lin, MD, PHDInterventional CardiologySan Francisco, CA
Grace A Lin, MDInternal MedicineSan Francisco, CA
James R Lin, MDInternal MedicineSan Francisco, CA
Kristina Lin, MDOptometrySan Francisco, CA
Camilla E Lindan, MDDiagnostic RadiologySan Francisco, CA
Paul Lindenfeld, MDHospice and Palliative CareSan Francisco, CA
Britta Lindquist, M.D./PH.D.NeurologySan Francisco, CA
Shela N Lindsay, N.P.Nurse PractitionerSan Francisco, CA
John P LindseyUrologySan Francisco, CA
Pamela M Ling, MDInternal MedicineSan Francisco, CA
Thomas M Link, M.D.Diagnostic RadiologySan Francisco, CA
Yvonne G Lin-Liu, MDObstetrics & GynecologyLos Angeles, CA
Rachel S Liodakis, MDFamily PracticeSan Francisco, CA
Jodi Lipof, M.D.Hematology-OncologyRochester, NY
Robin Litt, N.P.Nurse PractitionerGreenbrae, CA
Taras Litvin, O.D.OptometryBerkeley, CA
Chienying Liu, MDEndocrinologySan Francisco, CA
Gavin Liu, DOFamily PracticeSan Jose, CA
Jonathan Liu, M.D.Diagnostic RadiologySan Francisco, CA
Serena M Liu, MDObstetrics & GynecologySan Francisco, CA
Sirui Liu, MDFamily PracticeSan Francisco, CA
Peter A Ljubenkov, M.D.NeurologySan Francisco, CA
Oscar Lleva, FNP-BCNurse PractitionerSan Francisco, CA
Lowell J Lo, MDNephrologyDallas, TX
Gabriel Loeb, M.D., PH.D.NephrologySan Francisco, CA
Patricia A Loftus, M.D.OtolaryngologyAtlanta, GA
Aaron C Logan, MD, PHDHematologySan Francisco, CA
Ryan P Lokken, M.D., M.P.H.Interventional RadiologySan Francisco, CA
Carlin S Long, MDCardiologyDenver, CO
Roger K Long, M.D.Pediatric MedicineSan Francisco, CA
Sarah Lopez, O.D.OptometrySan Francisco, CA
Wendy Louie, NPNurse PractitionerSan Francisco, CA
Connie M Lu, MDDiagnostic RadiologySan Francisco, CA
Jinny L Lu, AG-ACNP-BCNurse PractitionerSan Francisco, CA
Jonathan Lu, MDOphthalmologySan Francisco, CA
Cindy LudovicoNurse PractitionerSan Francisco, CA
Tom F Lue, M.D.UrologySan Francisco, CA
Kim LyNurse PractitionerSan Francisco, CA
Elizabeth A Lynn, CRNPNurse PractitionerPhiladelphia, PA
Jonathan E Lynne, M.D.Family PracticeSan Francisco, CA
Chunbong B Ma, MDOrthopedic SurgerySan Francisco, CA
Yue Ma, M.D.OtolaryngologyLos Angeles, CA
Lisa A MackieNurse PractitionerSan Francisco, CA
Uma Mahadevan, MDGastroenterologySan Francisco, CA
Julia A Maheshwari, MDPulmonary DiseaseBoston, MA
Megan R Mahoney, MDFamily PracticePalo Alto, CA
James Mailhot, M.D.CardiologySan 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

Clinicians affiliated with Ucsf Medical Group Business Services | ClaimLight