Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Katherine Hahn Medical Corporation

Organization Gastroenterology Physician · NPI 1871406397

Katherine Hahn Medical Corporation provides Gastroenterology Physician services in Santa Monica, California. Registered with an NPI since 2026.

In the registry since
2026

Practice location Address checks out

233 22nd St
Santa Monica, CA 90402-2505
Phone: (631) 807-9252
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X

Record details

NPI number1871406397
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Katherine Hahn — Owner · (631) 807-9252
NPI enumeratedSeptember 25, 2026
Last updated in NPPESSeptember 25, 2026
Certification dateSeptember 25, 2026
Mailing address233 22nd St, Santa Monica, CA 90402-2505

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