NPI Portal NPI Lookup & Verification

Internal Medicine in Costa Mesa, CA

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

Internal Medicine providers in Costa Mesa, CA
NPI Name Type Specialty Location
1932120797 Abdul Khan Individual Internal Medicine Physician Costa Mesa, CA
1215126396 Adnan Akhtar Individual Internal Medicine Physician Costa Mesa, CA
1427462175 Adnan Akhtar D.O. Inc Organization Internal Medicine Physician Costa Mesa, CA
1689070161 Alexander Sweidan Individual Pulmonary Disease Physician Costa Mesa, CA
1245318088 Ali Behzadnia Individual Endocrinology, Diabetes & Metabolism Physician Costa Mesa, CA
1255423562 Ames A Medical Corp Organization Internal Medicine Physician Costa Mesa, CA
1508813098 Andreea Nanci Individual Hematology & Oncology Physician Costa Mesa, CA
1073613675 Aparna Akolkav Individual Internal Medicine Physician Costa Mesa, CA
1760423123 Ashkan Farhadi Individual Gastroenterology Physician Costa Mesa, CA
1669425286 Chaitali Nangia Individual Hematology & Oncology Physician Costa Mesa, CA
1750449062 Dariush Lavi Individual Internal Medicine Physician Costa Mesa, CA
1396165783 Dariush S. Lavi, M.D., Inc. Organization Internal Medicine Physician Costa Mesa, CA
1306919691 David Huang Individual Internal Medicine Physician Costa Mesa, CA
1053363820 Dilip Patel Individual Internal Medicine Physician Costa Mesa, CA
1093214579 Dr Group, Inc. Organization Critical Care Medicine (Internal Medicine) Physician Costa Mesa, CA
1508863499 Edward Lee Individual Internal Medicine Physician Costa Mesa, CA
1740413681 Elizabeth Pham Individual Internal Medicine Physician Costa Mesa, CA
1982656740 Hoan Le Individual Internal Medicine Physician Costa Mesa, CA
1699727537 Huong Le Individual Internal Medicine Physician Costa Mesa, CA
1538663158 Jeffrey Dyo Individual Internal Medicine Physician Costa Mesa, CA
1952861049 Justin Do Individual Internal Medicine Physician Costa Mesa, CA
1689213704 Kavita Sinha, MD, Inc. Organization Internal Medicine Physician Costa Mesa, CA
1750567244 Kelly K Mccann MD Inc Organization Internal Medicine Physician Costa Mesa, CA
1336155381 Kelly Mccann Individual Internal Medicine Physician Costa Mesa, CA
1003980822 Kenneth Wen Individual Cardiovascular Disease Physician Costa Mesa, CA
1821076316 Khoi Tran Individual Gastroenterology Physician Costa Mesa, CA
1275536773 Khosrow Mahdavi Individual Hematology & Oncology Physician Costa Mesa, CA
1407043243 Lakshmi Shukla Individual Pulmonary Disease Physician Costa Mesa, CA
1295990224 Lamia Dris Individual Clinical Cardiac Electrophysiology Physician Costa Mesa, CA
1356536007 Man Shim Individual Rheumatology Physician Costa Mesa, CA
1063918431 Mannat Saini Individual Gastroenterology Physician Costa Mesa, CA
1154476174 Margarita Pereyda Individual Internal Medicine Physician Costa Mesa, CA
1518972330 Maryam Attar-Seyedi Individual Internal Medicine Physician Costa Mesa, CA
1487685095 Matthew Boone Individual Internal Medicine Physician Costa Mesa, CA
1821610874 Mesa Pulmonary Group, Inc. Organization Pulmonary Disease Physician Costa Mesa, CA
1962616607 Mitra Fatourechi-Alsharif Individual Endocrinology, Diabetes & Metabolism Physician Costa Mesa, CA
1518760560 Mitra Fatourechi-Alsharif, Professional Corporation Organization Endocrinology, Diabetes & Metabolism Physician Costa Mesa, CA
1609897479 Munazza Khan Individual Internal Medicine Physician Costa Mesa, CA
1104836956 Newport Mesa Medical Group, Inc Organization Internal Medicine Physician Costa Mesa, CA
1508896515 Nick Mashour Individual Internal Medicine Physician Costa Mesa, CA
1356472344 Paul J. Cimoch II, MD, A Professional Corp Organization Internal Medicine Physician Costa Mesa, CA
1427265073 Paul Kuhn Individual Internal Medicine Physician Costa Mesa, CA
1336587658 Ragavi Elangovan Individual Internal Medicine Physician Costa Mesa, CA
1366678906 Roxanne Stallworth Individual Internal Medicine Physician Costa Mesa, CA
1659309466 Sailaja Reddy Individual Internal Medicine Physician Costa Mesa, CA
1710446042 Sarah Chiu Individual Cardiovascular Disease Physician Costa Mesa, CA
1265061451 Shawna Le Individual Internal Medicine Physician Costa Mesa, CA
1114345683 Shelley Han Individual Internal Medicine Physician Costa Mesa, CA
1548219140 Shirin Afrasiabi Individual Internal Medicine Physician Costa Mesa, CA
1134482797 Shirin Afrasiabi MD Inc Organization Internal Medicine Physician Costa Mesa, CA

Frequently asked questions

How many Internal Medicine providers are in Costa Mesa, CA?
The latest NPPES snapshot lists 59 active Internal Medicine providers with a practice address in Costa Mesa, California.
How do I check a Internal Medicine provider's NPI in Costa Mesa?
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 2026-07-10.