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Gastroenterology in Lancaster, CA

The federal NPI Registry lists 21 gastroenterologists with a practice address in Lancaster.

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Gastroenterologists in Lancaster

Alphabetical, from the federal NPI Registry (CMS), fetched 2026-11-05. Not a ranking or an endorsement; nobody pays to appear in this list. Confirm details with each office.

  • Canagartnam Pathmarajah, MD

    Internal Medicine, Gastroenterology

    1753-b W Avenue J · 93534

    661-948-0803

  • Jatinder Pruthi, MD

    Internal Medicine, Gastroenterology

    1753-b W Avenue J · 93534

    661-948-0803

  • Kumaravel Perumalsamy, MD

    Internal Medicine, Gastroenterology

    1331 W Avenue J Ste 202 · 93534

    661-529-7550

  • Prithviraj Dharmaraja, MD

    Internal Medicine, Gastroenterology

    1331 W Avenue J Ste 202 · 93534

    661-529-7550

  • Ramanbhai Patel, MD

    Internal Medicine, Gastroenterology

    1753-b W Avenue J · 93534

    661-948-0803

  • Sethu Madhavan, MD

    Internal Medicine, Gastroenterology

    867 W Lancaster Blvd · 93534

    661-945-7181

  • Taha Hamoui, MD

    Internal Medicine, Gastroenterology

    44215 15th Street West Suite 307 · 93534

    661-949-5901

  • William Go, MD

    Internal Medicine, Gastroenterology

    43112 15th St W · 93534

    661-726-2226

Plus 13 more registered in Lancaster. Search them all at npiregistry.cms.hhs.gov.

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Questions people ask

How many gastroenterologists practice in Lancaster?
The federal NPI Registry lists 21 gastroenterologists with a practice address in Lancaster. Source: CMS NPI Registry, practice-location addresses.
Can a practice sponsor the Gastroenterology page for Lancaster?
Yes. This page has 1 sponsor position, sold for a flat monthly fee and always labeled "Sponsored". Fees never depend on patients, calls or leads.

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