NPI Portal NPI Lookup & Verification

Internal Medicine in La Mirada, CA

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

Internal Medicine providers in La Mirada, CA
NPI Name Type Specialty Location
1528159233 Ajit Shah Individual Internal Medicine Physician La Mirada, CA
1114252608 Alexander Chen Individual Internal Medicine Physician La Mirada, CA
1881882447 Anwar & Vaseema Arastu, MD, Inc Organization Internal Medicine Physician La Mirada, CA
1831493394 Anwar and Vaseema Arastu M D Inc Organization Internal Medicine Physician La Mirada, CA
1760509749 Anwar Arastu Individual Internal Medicine Physician La Mirada, CA
1013071539 Austin & Vatave MD'S Inc. Organization Internal Medicine Physician La Mirada, CA
1508897158 Hoa Nguyen Individual Internal Medicine Physician La Mirada, CA
1982884359 Hoa Q Nguyen MD Organization Internal Medicine Physician La Mirada, CA
1053326793 Mohammed Khursheed Individual Cardiovascular Disease Physician La Mirada, CA
1528255080 Peter H. Sim, M.D., Inc. Organization Infectious Disease Physician La Mirada, CA
1437196730 Richard Mcguire Individual Gastroenterology Physician La Mirada, CA
1336570597 Rocely Ella-Tamayo Individual Internal Medicine Physician La Mirada, CA
1659328219 Rubin and Mcnamara Mds Inc Organization Hematology & Oncology Physician La Mirada, CA
1861433450 Stanley Rubin Individual Hematology & Oncology Physician La Mirada, CA
1619464773 Sung Woo Koh Individual Hospice and Palliative Medicine (Internal Medicine) Physician La Mirada, CA
1548486723 Tamra Hocking Individual Internal Medicine Physician La Mirada, CA
1699712232 Thomas Dougherty Individual Cardiovascular Disease Physician La Mirada, CA

Frequently asked questions

How many Internal Medicine providers are in La Mirada, CA?
The latest NPPES snapshot lists 17 active Internal Medicine providers with a practice address in La Mirada, California.
How do I check a Internal Medicine provider's NPI in La Mirada?
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.