Pacific Rheumatology Associates Medical Group
NPI 1770576431 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pacific Rheumatology Associates Medical Group is a Internal Medicine Physician organization in San Francisco, CA (NPI 1770576431).
Provider details
- NPI number
- 1770576431
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Neal Birnbaum, Md/Partner(415) 923-3060
- License
- A84199 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2005-08-29
- Last updated
- 2008-02-20
Frequently asked questions
- What is Pacific Rheumatology Associates Medical Group's NPI number?
- Pacific Rheumatology Associates Medical Group's National Provider Identifier (NPI) is 1770576431, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Pacific Rheumatology Associates Medical Group?
- Pacific Rheumatology Associates Medical Group is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Pacific Rheumatology Associates Medical Group located?
- Pacific Rheumatology Associates Medical Group's practice location on file with NPPES is 2100 Webster St, San Francisco, CA 94115-2373.
- What is Pacific Rheumatology Associates Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Pacific Rheumatology Associates Medical Group is (415) 923-3060.
- Does Pacific Rheumatology Associates Medical Group accept Medicare?
- Pacific Rheumatology Associates Medical Group is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Pacific Rheumatology Associates Medical Group?
- The authorized official listed on Pacific Rheumatology Associates Medical Group's NPPES record is Neal Birnbaum, Md/Partner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Pacific Rheumatology Associates Medical Group's NPI active?
- Yes — Pacific Rheumatology Associates Medical Group's NPI (1770576431) is active in the NPPES registry as of the last update on 2008-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.