Internal Medicine in Walnut Creek, CA

421 active Internal Medicine providers practice in Walnut Creek, California according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Walnut Creek, CA
NPI Name Type Specialty Location
1992857700 A. William Waibel Individual Interventional Cardiology Physician Walnut Creek, CA
1184619447 Aamir Faruqui Individual Critical Care Medicine (Internal Medicine) Physician Walnut Creek, CA
1700085412 Activa Medical Center, Inc. Organization Internal Medicine Physician Walnut Creek, CA
1003921461 Ali-Reza Barmaki Individual Internal Medicine Physician Walnut Creek, CA
1669506473 Alice Kengla Individual Hematology & Oncology Physician Walnut Creek, CA
1790832681 Alyssa Browning Individual Cardiovascular Disease Physician Walnut Creek, CA
1164500740 Amrita Dhaliwal Individual Internal Medicine Physician Walnut Creek, CA
1235217308 Andrea Lim Individual Internal Medicine Physician Walnut Creek, CA
1851329270 Andrew Benn Individual Interventional Cardiology Physician Walnut Creek, CA
1477632131 Andrew Chang Individual Internal Medicine Physician Walnut Creek, CA
1215085246 Andrew Dublin Individual Interventional Cardiology Physician Walnut Creek, CA
1487732582 Andrew Leavitt Individual Internal Medicine Physician Walnut Creek, CA
1558484857 Andrew Lin Individual Nephrology Physician Walnut Creek, CA
1972533495 Anita Patel Individual Internal Medicine Physician Walnut Creek, CA
1093893166 Anly Song Individual Cardiovascular Disease Physician Walnut Creek, CA
1952596181 Anne Gartner Individual Internal Medicine Physician Walnut Creek, CA
1306924493 Anne Rogers Individual Critical Care Medicine (Internal Medicine) Physician Walnut Creek, CA
1376621458 Anthony Arroyo Individual Internal Medicine Physician Walnut Creek, CA
1215983440 Anthony Bernens Individual Internal Medicine Physician Walnut Creek, CA
1235103813 Anthony Padula Individual Rheumatology Physician Walnut Creek, CA
1255520623 Anurag Gupta Individual Clinical Cardiac Electrophysiology Physician Walnut Creek, CA
1669550752 Aram Canin Individual Hematology & Oncology Physician Walnut Creek, CA
1578565792 August Voelkel Individual Cardiovascular Disease Physician Walnut Creek, CA
1891819090 Baldomero De Leon Individual Internal Medicine Physician Walnut Creek, CA
1528083599 Barry Rotman Individual Internal Medicine Physician Walnut Creek, CA
1639388135 Barry Rotman MD Inc Organization Internal Medicine Physician Walnut Creek, CA
1790717049 Bela Chheda Individual Infectious Disease Physician Walnut Creek, CA
1437231537 Bhavna Malik Individual Infectious Disease Physician Walnut Creek, CA
1508830944 Bonnie Kimmel Individual Endocrinology, Diabetes & Metabolism Physician Walnut Creek, CA
1326126491 Calvin Deng Individual Internal Medicine Physician Walnut Creek, CA
1538197413 Cardiovascular Consultants Medical Group, Inc. Organization Interventional Cardiology Physician Walnut Creek, CA
1770780355 Cardiovascular Consultants Medical Group, Inc. Organization Interventional Cardiology Physician Walnut Creek, CA
1265433288 Carol Diraimondo Individual Nephrology Physician Walnut Creek, CA
1295717411 Carolyn Lacey Individual Cardiovascular Disease Physician Walnut Creek, CA
1114959509 Celso Taborga Individual Internal Medicine Physician Walnut Creek, CA
1750584389 Chanda Banwat Individual Internal Medicine Physician Walnut Creek, CA
1326126483 Charles Fang Individual Internal Medicine Physician Walnut Creek, CA
1245318302 Christopher Forrest Individual Interventional Cardiology Physician Walnut Creek, CA
1760418172 Christopher Wulff Individual Cardiovascular Disease Physician Walnut Creek, CA
1336115328 Chun Ouyang Individual Internal Medicine Physician Walnut Creek, CA
1154409720 Chunnan Liu Individual Hematology & Oncology Physician Walnut Creek, CA
1609080779 Colleen Landry Individual Internal Medicine Physician Walnut Creek, CA
1013123140 Cynthia Mullen Individual Gastroenterology Physician Walnut Creek, CA
1588742662 Dale Grahn Individual Internal Medicine Physician Walnut Creek, CA
1063590552 Daniel Chung Individual Gastroenterology Physician Walnut Creek, CA
1942388004 Daniel Young Individual Internal Medicine Physician Walnut Creek, CA
1295813384 Daniel Yu Individual Gastroenterology Physician Walnut Creek, CA
1588742670 David Gee Individual Cardiovascular Disease Physician Walnut Creek, CA
1982664041 David Lin Individual Gastroenterology Physician Walnut Creek, CA
1023015484 David Wu Individual Rheumatology Physician Walnut Creek, CA

Frequently asked questions

How many Internal Medicine providers are in Walnut Creek, CA?
The latest NPPES snapshot lists 421 active Internal Medicine providers with a practice address in Walnut Creek, California.
How do I check a Internal Medicine provider's NPI in Walnut Creek?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-09.