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; 701–800 of 1,230.

NameSpecialtyCity
Melanie C Majure, M.D.Hematology-OncologyStanford, CA
Manvi P Maker, M.D.OphthalmologySan Francisco, CA
Akshiv Malhotra, MDHematology-OncologyBerkeley, CA
Anna Malkina, M.D.NephrologySan Francisco, CA
Shreya Malli, O.D.OptometrySan Francisco, CA
Mary J Malloy, M.D.EndocrinologySan Francisco, CA
Patrick R Maloney, MDNeurosurgeryTravis Afb, CA
Tracy M ManderPhysician AssistantSalinas, CA
Carolyn J Mannon, MDObstetrics & GynecologySan Francisco, CA
Matthew ManshDermatologyMinneapolis, MN
Gregory M Marcus, MDCardiologySan Francisco, CA
Kimberley A Marquis, M.D.Critical Care (Intensivists)San Francisco, CA
Natalie Marshall, M.D.Medical OncologyBerkeley, CA
Mary J Martin, MDFamily PracticeSan Francisco, CA
Thomas G Martin, MDHematologySan Francisco, CA
Marisol H Martinez, PA-CPhysician AssistantGreenbrae, CA
Mathias A Masem, M.D.Orthopedic SurgeryOakland, CA
Umesh Masharani, M.D.EndocrinologySan Francisco, CA
Ashley E Mason, PHDPsychologist, ClinicalSan Francisco, CA
Amir M Matityahu, MDOrthopedic SurgerySan Francisco, CA
Mehrdad Matloubian, MDRheumatologySan Francisco, CA
Aimee Maxfield, FNP-CNurse PractitionerPhoenix, AZ
Ian E Mccoy, M.D.NephrologySan Jose, CA
Kevin McgillDiagnostic RadiologySan Francisco, CA
Kathleen M Mckenna, M.D.Diagnostic RadiologySan Mateo, CA
Megan M MclaughlinCardiologySan Francisco, CA
Sara E Mcrorey, P.A.Physician AssistantSan Francisco, CA
Valery Medina, ODOptometryBerkeley, CA
Neil J Mehta, M.D.GastroenterologySan Francisco, CA
Melissa Melaragni, AGPCNP-C, AGACNP-BCNurse PractitionerSan Francisco, CA
Michelle E Melisko, MDInternal MedicineSan Francisco, CA
Maxwell V Meng, M.D.UrologySan Francisco, CA
Nicole Mercho, ODOptometryBrooklyn, NY
Eric D Merrill, MDDermatologySan Francisco, CA
Mwanasha H Merrill, MDHematology-OncologyBoston, MA
Lionel N Metz, M.D.Orthopedic SurgerySaint Louis, MO
Rebecca L Michael, M.D.NeurologySan Francisco, CA
Gary Milechman, M.D.CardiologySan Francisco, CA
Paolo Mimbella, M.D.Physical Medicine and RehabilitationSan Francisco, CA
Daniel J Minter, MDInfectious DiseaseSan Francisco, CA
Kavita K Mishra, M.D., M.P.H.Radiation OncologySan Francisco, CA
Heather L Miyashiro, NPNurse PractitionerSan Francisco, CA
Mark M Moasser, M.D.Medical OncologySan Francisco, CA
Rose MonahanAllergy/ ImmunologySan Francisco, CA
Varun V Monga, MBBS, MDMedical OncologyIowa City, IA
John T Mongan, MD, PHDDiagnostic RadiologySan Francisco, CA
William H Montgomery, MDOrthopedic SurgerySan Francisco, CA
Kendra A Moore, MDInternal MedicineSan Francisco, CA
Raza MoreauNurse PractitionerSan Francisco, CA
Kerstin Morehead, M.D.RheumatologySan Francisco, CA
Gina T Moreno-John, M.D., M.P.H.Internal MedicineSan Francisco, CA
Daniel P Morin, MD MPHClinical Cardiac ElectrophysiologySan Francisco, CA
Molly MorrisseyNurse PractitionerBerkeley, CA
Ramin A Morshed, MDNeurosurgerySan Francisco, CA
Saam Morshed, M.D.Orthopedic SurgerySan Francisco, CA
Ruzbeh MosadeghiGastroenterologySan Francisco, CA
Javid J Moslehi, MDCardiologySan Francisco, CA
Joshua D Moss, M.D.CardiologySan Francisco, CA
Summer MossPhysical Therapist in Private PracticeVallejo, CA
Daria Motamedi, M.D.Diagnostic RadiologySan Francisco, CA
Shweta R Motiwala, M.D.Advanced Heart Failure and Transplant CardiologySan Francisco, CA
Julian C Motzkin, M.D., PH.D.Pain ManagementSan Francisco, CA
Anthony P Mrgudich, M.D.Family PracticeSan Francisco, CA
Anthony N Muiru, MDNephrologySan Francisco, CA
Pratik Mukherjee, MD PHDDiagnostic RadiologySan Francisco, CA
Michelle Mulder, MDGeneral SurgerySan Francisco, CA
Claire K Mulvey, M.D.Internal MedicineSan Francisco, CA
Praveen V Mummaneni, M.D.NeurosurgerySan Francisco, CA
Jothi Murali, M.D.Orthopedic SurgeryCampbell, CA
Christopher M Murphy, M.D.Diagnostic RadiologySan Francisco, CA
Karly A Murphy, MDInternal MedicineSan Francisco, CA
Andrew H Murr, MDOtolaryngologySan Francisco, CA
Kiauntee MurrayOrthopedic SurgerySan Francisco, CA
Sunita Mutha, MDInternal MedicineSan Francisco, CA
Brian Na, M.D.Pediatric MedicineLos Angeles, CA
Paul L Nadler, MDInternal MedicineSan Francisco, CA
Kambiz Nael, MDDiagnostic RadiologyNew York, NY
Masato Nagao, M D PH DPhysical Medicine and RehabilitationSan Francisco, CA
Haley Naik, MDDermatologySan Francisco, CA
Philip F NakashimaInternal MedicineSan Francisco, CA
Maki Nakazato, MDGeriatric MedicineCharlottesville, VA
Yuri Nam, NPNurse PractitionerSan Francisco, CA
Andrea Nanez, M.D.Obstetrics & GynecologySan Francisco, CA
Nicole M Narain, DNP, ARNPNurse PractitionerSan Francisco, CA
Jyoti NarayanswamiDiagnostic RadiologySan Francisco, CA
Pratyusha Kishore Narra, MBBSGeriatric MedicineSan Francisco, CA
Jared A Narvid, M.D.Diagnostic RadiologySan Francisco, CA
Ariana Nassiri, PA-CPhysician AssistantPleasant Hill, CA
Maryam Nassiri TousiOphthalmologyBerkeley, CA
Susan T Naylor, NPNurse PractitionerSan Francisco, CA
Elena Nedelcu, M.D.PathologyHouston, TX
Peter M Nelken, NP, ANP-BCNurse PractitionerSan Francisco, CA
Kimberly Nelson, PAPhysician AssistantSan Francisco, CA
Thomas A Nelson, MDNeurologySan Francisco, CA
Da Thao Neria, PA-CPhysician AssistantSan Francisco, CA
Nicole M Newhauser, PAPhysician AssistantSan Rafael, CA
Damond B Ng, MD, MPHInternal MedicineSan Francisco, CA
Don C Ng, MDInternal MedicineSan Francisco, CA
Caroline P NguyenInternal MedicineSan Francisco, CA
Hao Nguyen, MDUrologySacramento, 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