NPI Portal NPI Lookup & Verification

Internal Medicine in El Segundo, CA

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

Internal Medicine providers in El Segundo, CA
NPI Name Type Specialty Location
1285884098 Anish Peter Individual Internal Medicine Physician El Segundo, CA
1831251230 California Hematology Oncology Medical Group Organization Hematology & Oncology Physician El Segundo, CA
1962847400 Catherine Monahan Individual Endocrinology, Diabetes & Metabolism Physician El Segundo, CA
1225099591 Charles Martineau Individual Internal Medicine Physician El Segundo, CA
1316107675 Christopher Hammond Individual Internal Medicine Physician El Segundo, CA
1073576310 Gene Sherman Individual Hematology & Oncology Physician El Segundo, CA
1851354476 Gene V. Sherman, M.D., Inc. Organization Hematology & Oncology Physician El Segundo, CA
1316335334 Hydra Health Centers Organization Internal Medicine Physician El Segundo, CA
1215463799 Immuno-Oncology Clinic Inc. Organization Medical Oncology Physician El Segundo, CA
1609210772 Jennifer Curtin Individual Internal Medicine Physician El Segundo, CA
1801569504 Mellman Mediccal Organization Internal Medicine Physician El Segundo, CA
1427083450 Michael Mellman Individual Internal Medicine Physician El Segundo, CA
1871162453 Panacea Medical Corporation Organization Cardiovascular Disease Physician El Segundo, CA
1134560006 Reshealth Diagnostics, Inc Organization Pulmonary Disease Physician El Segundo, CA
1407876436 Thomas Togioka Individual Cardiovascular Disease Physician El Segundo, CA
1093454969 Torrance Health Association Inc Organization Internal Medicine Physician El Segundo, CA
1548666308 Westside Medical Evaluators Organization Internal Medicine Physician El Segundo, CA

Frequently asked questions

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