William V Hahn, M.D.

Gastroenterology

Santa Barbara, CA

Specialty

Gastroenterology

Credential

M.D.

NPI

1033227582

Affiliated Facility

Sansum Clinic

317 W. Pueblo St., Santa Barbara, CA 93105

(805) 681-7500

Medicare★ 3.1 Google (32)

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About this profile: Surgeon information is sourced from the CMS National Plan and Provider Enumeration System (NPPES) NPI Registry and reflects the practice address on file as of February 2026. Facility affiliation is based on matching practice address to CMS-certified ambulatory surgery center locations.

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Gastroenterology

This surgeon specializes in gastroenterology procedures performed in an outpatient ambulatory surgical setting.

NUCC Taxonomy: 207RG0100X

Affiliated Surgery Center

Sansum Clinic

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