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

One Medical Seniors Group, Inc.'s National Provider Identifier (NPI) is 1699625483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is One Medical Seniors Group, Inc.?

One Medical Seniors Group, Inc. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).

Where is One Medical Seniors Group, Inc. located?

One Medical Seniors Group, Inc.'s practice location on file with NPPES is 9725 Wilshire Blvd, Beverly Hills, CA 90212-2002.

What is One Medical Seniors Group, Inc.'s phone number?

The practice phone number listed in the NPPES registry for One Medical Seniors Group, Inc. is (888) 663-6331.

Who is the authorized official for One Medical Seniors Group, Inc.?

The authorized official listed on One Medical Seniors Group, Inc.'s NPPES record is Andrew Diamond, Chief Medical Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is One Medical Seniors Group, Inc.'s NPI active?

Yes — One Medical Seniors Group, Inc.'s NPI (1699625483) is active in the NPPES registry as of the last update on 2026-01-30.

OrganizationActive

One Medical Seniors Group, Inc.

NPI 1699625483 · Family Medicine Physician · Beverly Hills, CA

One Medical Seniors Group, Inc. is a Family Medicine Physician organization in Beverly Hills, CA (NPI 1699625483).

Provider details

NPI number: 1699625483
Entity type: Organization
Primary specialty: Family Medicine PhysicianAllopathic & Osteopathic Physicians
Organization subpart: No
Authorized official: Andrew Diamond, Chief Medical Officer(415) 689-3426

Specialties & taxonomies

Family Medicine PhysicianPrimary207Q00000X
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000X
Allopathic & Osteopathic Physicians
Pediatrics Physician208000000X
Allopathic & Osteopathic Physicians

Profile Score

Established profile(62/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
14 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

9725 Wilshire Blvd

Beverly Hills, CA 90212-2002

Phone: (888) 663-6331

Fax: (415) 252-7176

Street-level locationGet directions

More CA providers

Mailing address

1 Embarcadero Ctr Ste 1900

San Francisco, CA 94111-3723

Additional practice locations (13)

26741 Aliso Creek Rd Ste F
Aliso Viejo, CA 92656-4804
Phone: (888) 663-6331
Fax: (415) 252-7176
10000 Washington Blvd Ste 108
Culver City, CA 90232-2782
Phone: (888) 663-6331
Fax: (415) 252-7176
740 S Allied Way Ste D
El Segundo, CA 90245-5512
Phone: (888) 663-6331
Fax: (415) 252-7176
7881 Edinger Ave Ste 124
Huntington Beach, CA 92647-7647
Phone: (888) 663-6331
Fax: (415) 252-7176
3850 Barranca Pkwy Ste Kl
Irvine, CA 92606-1202
Phone: (888) 663-6331
Fax: (415) 252-7176
801 Spectrum Center Dr
Irvine, CA 92618-4959
Phone: (888) 663-6331
Fax: (415) 252-7176
6460 E Pacific Coast Hwy Ste 210
Long Beach, CA 90803-4259
Phone: (888) 663-6331
Fax: (415) 252-7176
700 S Flower St

Enumerated: 2026-01-30
Last updated: 2026-01-30
Certified: 2026-01-30

Frequently asked questions

What is One Medical Seniors Group, Inc.'s NPI number?: One Medical Seniors Group, Inc.'s National Provider Identifier (NPI) is 1699625483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is One Medical Seniors Group, Inc.?: One Medical Seniors Group, Inc. is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
Where is One Medical Seniors Group, Inc. located?: One Medical Seniors Group, Inc.'s practice location on file with NPPES is 9725 Wilshire Blvd, Beverly Hills, CA 90212-2002.
What is One Medical Seniors Group, Inc.'s phone number?: The practice phone number listed in the NPPES registry for One Medical Seniors Group, Inc. is (888) 663-6331.
Who is the authorized official for One Medical Seniors Group, Inc.?: The authorized official listed on One Medical Seniors Group, Inc.'s NPPES record is Andrew Diamond, Chief Medical Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is One Medical Seniors Group, Inc.'s NPI active?: Yes — One Medical Seniors Group, Inc.'s NPI (1699625483) is active in the NPPES registry as of the last update on 2026-01-30.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.