IndividualActive
John Long, MD
NPI 1881761948 · Vascular Surgery Physician · San Francisco, CA
John Long, MD is a Vascular Surgery Physician provider in San Francisco, CA (NPI 1881761948).
Provider details
- NPI number
- 1881761948
- Entity type
- Individual
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G40974 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 Daniel Burnham Ct
San Francisco, CA 94109-5455
Phone: (415) 221-7056
Fax: (415) 221-7058
Street-level locationGet directions
Mailing address
1 Daniel Burnham Ct
San Francisco, CA 94109
Registry dates
- Enumerated
- 2006-11-30
- Last updated
- 2017-07-18
Frequently asked questions
- What is John Long's NPI number?
- John Long's National Provider Identifier (NPI) is 1881761948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Long's specialty?
- John Long is listed in the NPPES registry with a primary specialty of Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Long located?
- John Long's practice location on file with NPPES is 1 Daniel Burnham Ct, San Francisco, CA 94109-5455.
- What is John Long's phone number?
- The practice phone number listed in the NPPES registry for John Long is (415) 221-7056.
- Is John Long's NPI active?
- Yes — John Long's NPI (1881761948) is active in the NPPES registry as of the last update on 2017-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.