ONE MEDICAL SENIORS GROUP, INC.
NPI 1497631337
Family Medicine in San Francisco, CA

Q: What is One Medical Seniors Group, Inc.'s NPI number?

The NPI number for One Medical Seniors Group, Inc. is 1497631337. It was assigned to this organization in the NPPES registry on August 14, 2025.

Q: What is One Medical Seniors Group, Inc.'s specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Active since August 14, 2025

1 EMBARCADERO CTR STE 1900, SAN FRANCISCO, CA 94111(888) 663-6331(415) 252-7176 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About One Medical Seniors Group, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ONE MEDICAL SENIORS GROUP, INC. (NPI 1497631337) is a healthcare organization registered as a family medicine in San Francisco, California and active in the NPI registry since August 2025. The organization lists Andrew S Diamond, Owner, as its authorized official.

NPPES Registry Identity

NPI1497631337

Entity TypeOrganization

Primary Taxonomy207Q00000X

Legal Business NameONE MEDICAL SENIORS GROUP, INC.

Location Address1 EMBARCADERO CTR STE 1900San Francisco, CA 94111-3723

Mailing Address1 Embarcadero Ctr Ste 1900San Francisco, CA 94111-3723 · (415) 658-6791 · Fax (415) 520-0904

Phone(888) 663-6331

Fax(415) 252-7176

Organization SubpartNo

Authorized OfficialAndrew S DiamondOwner · (415) 689-3426

Enumeration DateAugust 14, 2025

NPPES CertifiedAugust 14, 2025

✔ NPI 1497631337 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Also ListedInternal MedicineTaxonomy 207R00000X

Also ListedPediatricsTaxonomy 208000000X

1 EMBARCADERO CTR STE 1900, San Francisco, CA 94111

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ALAN JOHNSTONE FNP

Nurse Practitioner (Family)