C. Garrison Fathman, MD
NPI 1770619926 · Allergy & Immunology Physician · Stanford, CA
C. Garrison Fathman, MD is a Allergy & Immunology Physician provider in Stanford, CA (NPI 1770619926).
Provider details
- NPI number
- 1770619926
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C33057 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-24
- Last updated
- 2008-04-04
Frequently asked questions
- What is C. Garrison Fathman's NPI number?
- C. Garrison Fathman's National Provider Identifier (NPI) is 1770619926, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is C. Garrison Fathman's specialty?
- C. Garrison Fathman is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is C. Garrison Fathman located?
- C. Garrison Fathman's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is C. Garrison Fathman's phone number?
- The practice phone number listed in the NPPES registry for C. Garrison Fathman is (650) 851-5866.
- Is C. Garrison Fathman's NPI active?
- Yes — C. Garrison Fathman's NPI (1770619926) is active in the NPPES registry as of the last update on 2008-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.