Clinicians affiliated with John Muir Medical Center - Concord Campus

Acute Care Hospitals · Voluntary non-profit - Private · 2540 East St, Concord, CA 94520 · San Francisco-Oakland-Fremont, CA · CCN 050496

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

872 clinicians affiliated with John Muir Medical Center - Concord Campus are in the 2024 Medicare Part B data (948 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (132) · Family Practice (120) · Anesthesiology (56) · Nurse Practitioner (50) · Diagnostic Radiology (46) · Emergency Medicine (45) · Hospitalist (33) · Cardiology (27) · Physician Assistant (26) · Hematology-Oncology (25) · General Surgery (24) · Pulmonary Disease (24) · Orthopedic Surgery (23) · Gastroenterology (21) · Obstetrics & Gynecology (18) · Urology (17) · Neurology (16) · Endocrinology (12) · Infectious Disease (12) · Nephrology (12) · Otolaryngology (12) · Radiation Oncology (10) · Podiatry (8) · Rheumatology (8) · Pathology (7) · Psychiatry (6) · Thoracic Surgery (6) · Vascular Surgery (6) · Cardiac Surgery (5) · Colorectal Surgery (Proctology) (5) · Interventional Cardiology (5) · Neurosurgery (5) · Physical Medicine and Rehabilitation (5) · Critical Care (Intensivists) (4) · Hand Surgery (4) · Surgical Oncology (4) · Clinical Cardiac Electrophysiology (3) · Hematology (3) · Hospice and Palliative Care (3) · Plastic and Reconstructive Surgery (3) · General Practice (2) · Gynecological Oncology (2) · Medical Oncology (2) · Osteopathic Manipulative Medicine (2) · Pain Management (2) · Sports Medicine (2) · Advanced Heart Failure and Transplant Cardiology (1) · Allergy/ Immunology (1) · Dermatology (1) · Hematopoietic Cell Transplantation and Cellular Therapy (1) · Interventional Pain Management (1) · Interventional Radiology (1) · Nuclear Medicine (1) · Ophthalmology (1) · Undefined Physician type (1)

Clinicians affiliated with John Muir Medical Center - Concord Campus, 2024

Alphabetical by last name; 1–100 of 872.

NameSpecialtyCity
Hangama Abassi, N.P.Nurse PractitionerWalnut Creek, CA
Cathrien Abdelnor, MDFamily PracticeAlamo, CA
Lauren Ables, D.O.Family PracticeWalnut Creek, CA
Hazel Mae A Abraham, M.D.HospitalistGrass Valley, CA
Jonathan Abraham, DPMPodiatryConcord, CA
Nagui Achamallah, M.D.PsychiatryModesto, CA
Shayna S Adams, MDEmergency MedicineChicago, IL
Johnson O Adeyanju, M.D.Internal MedicineConcord, CA
Pacita R Aducayen, M.D.Internal MedicinePittsburg, CA
Andrea Agcaoili, D.O.Family PracticeWalnut Creek, CA
Piyush Aggarwal, MDColorectal Surgery (Proctology)Walnut Creek, CA
Sonal Aggarwal, MDFamily PracticeWalnut Creek, CA
Desiree AgostoNurse PractitionerWalnut Creek, CA
Atul Agrawal, MDRheumatologyAntioch, CA
Jorge Aguilar, M.D.AnesthesiologyWalnut Creek, CA
Ravi Alagappan, MDDiagnostic RadiologySan Ramon, CA
Sherry R Albrink, M.D.Internal MedicineBrentwood, CA
Viviane D Alfandary, M.D.Internal MedicineWalnut Creek, CA
Robert C Algar, MDNeurologyWalnut Creek, CA
Christopher M Allen, MDEmergency MedicineDurham, NC
Zahora N Ally, MDRadiation OncologyAntioch, CA
Mehrnoosh Almassi, MDObstetrics & GynecologyConcord, CA
Russell T Alpert, M.D.Family PracticeWalnut Creek, CA
Denise L Ammon, M.D.Emergency MedicineStockton, CA
Nail Amro, M.D.Internal MedicineFairfield, CA
Rohit Anand, MDGastroenterologyWalnut Creek, CA
Galicano C Andal, M.D.Internal MedicinePittsburg, CA
Maria Andrae-Hammond, M.D.Internal MedicineOrinda, CA
Niren Angle, M.D.Vascular SurgeryLaguna Hills, CA
Afshin A AnoushiravaniOrthopedic SurgeryWalnut Creek, CA
Monika Aplyn, M.D.Critical Care (Intensivists)Saint Louis, MO
Mitchell J Applegate, M.D.Family PracticeWalnut Creek, CA
Elvio Ardilles, MDPulmonary DiseaseWalnut Creek, CA
Jose R Arias-VeraInternal MedicineConcord, CA
Cynthia AshbrookFamily PracticeWalnut Creek, CA
Immanuel A Asuncion, M.D.Family PracticeSan Pablo, CA
Joshua Au, M.D.OtolaryngologySan Ramon, CA
Veronique L Au, MDEmergency MedicineOakland, CA
Matthew S Auyoung, M.D.CardiologySan Pablo, CA
Jennifer Avise, MDVascular SurgeryPleasanton, CA
Mark R Avon, M.D.UrologySan Ramon, CA
Soheila Azghadi, MDRadiation OncologyWalnut Creek, CA
Nason Azizi, M.D.Internal MedicineWalnut Creek, CA
Semon Bader, M.D.Orthopedic SurgeryConcord, CA
Minbo BaiAnesthesiologyNew York, NY
Dustyn Baker, M.D.HospitalistChicago, IL
Anusha Bakshi, M.D.Internal MedicineWalnut Creek, CA
Vishidha R BalankariHospitalistConcord, CA
Christian A Balzer, M.D.Internal MedicineWalnut Creek, CA
Mike M Bannout, M.D.Internal MedicineConcord, CA
Chanda Banwat, M.D.Internal MedicineWalnut Creek, CA
Yeran Bao, M.D.EndocrinologyWalnut Creek, CA
Ali-Reza Barmaki, M.D.Internal MedicineWalnut Creek, CA
Jose F Basora, M.D.Internal MedicinePittsburg, CA
Ansoo Batsha, M.D.HospitalistWalnut Creek, CA
Shadi I Battah, M.D.Critical Care (Intensivists)Anchorage, AK
Abinav Baweja, MDHematology-OncologyPleasanton, CA
Fred Bayon, M.D.Internal MedicineVallejo, CA
Craig L Beaty, D.OPsychiatryNapa, CA
Stephen R Beckwith, M.D.Emergency MedicineAustin, TX
Rajesh Behl, M.D.HematologyBerkeley, CA
Andrew J Benn, MDCardiologyWalnut Creek, CA
Erica K Benson, DPMPodiatryMartinez, CA
Devorah E Ben-Zeev, M.D.Internal MedicineWalnut Creek, CA
Ramon Berguer, MDGeneral SurgeryNovato, CA
Vala Berjis, M.D.Pulmonary DiseaseWalnut Creek, CA
Anthony T Bernens, MDInternal MedicineWalnut Creek, CA
Jorge R Bernett, M.D.Infectious DiseaseWalnut Creek, CA
Danielle M Bertoni, MDSurgical OncologyWalnut Creek, CA
Preet Bhambra, D.O.Internal MedicineWalnut Creek, CA
Karishma A Bhardwaj, NP-CNurse PractitionerWalnut Creek, CA
Anita Bhat, M.D.Internal MedicineConcord, CA
Jyoti Bhat, M.D.Internal MedicineConcord, CA
Serena Bhela, M.D.Internal MedicineNapa, CA
Himanshu Bhuria, MDInternal MedicineWalnut Creek, CA
Upasna Bhuria, MDAnesthesiologySanta Cruz, CA
Alexei Birger, M.D.AnesthesiologyPortland, OR
Christopher M Blackwell, MDDiagnostic RadiologySan Diego, CA
Leann M Blankenship, M.D.Hematology-OncologyPleasant Hill, CA
Joy S Bloch, M.D.Internal MedicineWalnut Creek, CA
Courtnay W Bloomer, M.D.Diagnostic RadiologyWalnut Creek, CA
Salimah Boghani, M.DInternal MedicineFairfield, CA
Andre Bonnett Alonso, M.D.Family PracticeWalnut Creek, CA
Navjeet K Boparai, MDPhysical Medicine and RehabilitationPalo Alto, CA
Alexander T Bradley, MDOrthopedic SurgeryDublin, CA
Sukhjinder S Brah, M.D.Internal MedicineWalnut Creek, CA
Joseph M Brandel, M.D.General SurgeryAntioch, CA
Scott I Brensel, DOEmergency MedicineDetroit, MI
Michael A Brown, M.D.CardiologyWalnut Creek, CA
Ryan A Brown, MDCardiologyWalnut Creek, CA
Eric O Buadu, MDPulmonary DiseaseWalnut Creek, CA
Sarah Buenviaje, M.S.N., O.N.P.Nurse PractitionerWalnut Creek, CA
Sara Qasim Bughio, M.DInternal MedicineWalnut Creek, CA
Milissa A Buriel, FNPNurse PractitionerPleasant Hill, CA
Irina V Butorina, FNPNurse PractitionerOrinda, CA
Nicholas P Byrne, MDPathologyWalnut Creek, CA
Catherine E CadangHospitalistConcord, CA
Clarisse E Cadang, M.D.Internal MedicineFairfield, CA
Rodolfo Cadang, M.D.Internal MedicineHercules, CA
Leo A Calafi, MDOrthopedic SurgeryWalnut Creek, CA

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built