Gifford Leoung, M.D.
NPI 1295782225 · Infectious Disease Physician · San Francisco, CA
Gifford Leoung, M.D. is a Infectious Disease Physician provider in San Francisco, CA (NPI 1295782225).
Provider details
- NPI number
- 1295782225
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G47347 (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
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
- 2006-05-27
- Last updated
- 2008-02-08
Frequently asked questions
- What is Gifford Leoung's NPI number?
- Gifford Leoung's National Provider Identifier (NPI) is 1295782225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gifford Leoung's specialty?
- Gifford Leoung is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gifford Leoung located?
- Gifford Leoung's practice location on file with NPPES is 909 Hyde St, San Francisco, CA 94109-4822.
- What is Gifford Leoung's phone number?
- The practice phone number listed in the NPPES registry for Gifford Leoung is (415) 474-7900.
- Is Gifford Leoung's NPI active?
- Yes — Gifford Leoung's NPI (1295782225) is active in the NPPES registry as of the last update on 2008-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.