Tom Williams, MD

Family Medicine

GenderMaleNPI1932393220Affiliated sites3

Affiliated Health Centers

Tom Williams is affiliated with 3 federally qualified health center locations.

San Ysidro Health San Ysidro Health Center

4004 Beyer Blvd, San Ysidro, CA 92173-2099

Medicare★ 4.1 Google (13)

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San Ysidro Health CASA

3045 Beyer Blvd, San Diego, CA 92154-3407

Medicare★ 4.1 Google (13)

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San Ysidro Health Otay

1637 Third Ave STE BF, Chula Vista, CA 91911-5823

Medicare★ 4.1 Google (13)

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Primary Care Services

Preventive care, chronic disease management, and routine health services for all ages.

Annual physicals

Chronic disease management

Immunizations

Preventive screenings

Acute illness care

Hypertension & diabetes management

Referral coordination

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Clinician information is sourced from the NPPES National Provider Registry (February 2026) and reflects self-reported practice locations. Individual providers may have joined or left since the last registry update.

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Confirm current license and practice information on the official CMS NPI registry.

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Family Medicine

Providing family medicine services at federally qualified health centers with sliding fee scale options.

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Affiliated Health Center

San Ysidro Health San Ysidro Health Center

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Going to a Community Health Center?

These clinics charge based on what you earn, and are funded to serve people who cannot pay much.

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Tom Williams, MD

Affiliated Health Centers

Primary Care Services

Related Clinicians

Other Clinicians at These Health Centers

Other Family Medicine Clinicians

Verify on NPI Registry

Family Medicine

Affiliated Health Center

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Going to a Community Health Center?