Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Gerald Edward Callahan III, SUDRC

Individual provider Community Health Worker · NPI 1972384402

Gerald Edward Callahan III, SUDRC is a Community Health Worker in San Francisco, California. Registered with an NPI since 2023.

In the registry since
2023
Specialties on file
3

Practice location Address checks out

2020 Hayes St
San Francisco, CA 94117-1128
Phone: (415) 213-1921
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Manager/Care Coordinator (primary) Taxonomy 171M00000X
Community Health Worker Taxonomy 172V00000X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1972384402
Entity typeIndividual (Type 1)
GenderMale
Credentials SUDRC
Sole proprietorNo
NPI enumeratedOctober 10, 2023
Last updated in NPPESNovember 8, 2023
Certification dateNovember 8, 2023

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