IndividualActive
John Buffum, PHARM.D
NPI 1952494247 · Psychiatric Pharmacist · San Francisco, CA
John Buffum, PHARM.D is a Psychiatric Pharmacist provider in San Francisco, CA (NPI 1952494247).
Provider details
- NPI number
- 1952494247
- Entity type
- Individual
- Primary specialty
- Psychiatric PharmacistPharmacy Service Providers
- Credential
- PHARM.D
- Sex
- Male
- Sole proprietor
- Yes
- License
- 26824 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(90/100 index)
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
4150 Clement St
San Francisco, CA 94121-1545
Phone: (415) 221-4810
Street-level locationGet directions
Mailing address
655 Bamboo Ter
San Rafael, CA 94903-3153
Registry dates
- Enumerated
- 2006-10-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Buffum's NPI number?
- John Buffum's National Provider Identifier (NPI) is 1952494247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Buffum's specialty?
- John Buffum is listed in the NPPES registry with a primary specialty of Psychiatric Pharmacist (Pharmacy Service Providers).
- Where is John Buffum located?
- John Buffum's practice location on file with NPPES is 4150 Clement St, San Francisco, CA 94121-1545.
- What is John Buffum's phone number?
- The practice phone number listed in the NPPES registry for John Buffum is (415) 221-4810.
- Is John Buffum's NPI active?
- Yes — John Buffum's NPI (1952494247) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.