Gaetano Zanelli, MD
NPI 1134145550 · Procedural Dermatology Physician · San Francisco, CA
Gaetano Zanelli, MD is a Procedural Dermatology Physician provider in San Francisco, CA (NPI 1134145550).
Provider details
- NPI number
- 1134145550
- Entity type
- Individual
- Primary specialty
- Procedural Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G071906 (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
- 2006-07-15
- Last updated
- 2015-12-17
Frequently asked questions
- What is Gaetano Zanelli's NPI number?
- Gaetano Zanelli's National Provider Identifier (NPI) is 1134145550, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gaetano Zanelli's specialty?
- Gaetano Zanelli is listed in the NPPES registry with a primary specialty of Procedural Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Gaetano Zanelli located?
- Gaetano Zanelli's practice location on file with NPPES is 2100 Webster St 416, San Francisco, CA 94115-2379.
- What is Gaetano Zanelli's phone number?
- The practice phone number listed in the NPPES registry for Gaetano Zanelli is (415) 923-3600.
- Is Gaetano Zanelli's NPI active?
- Yes — Gaetano Zanelli's NPI (1134145550) is active in the NPPES registry as of the last update on 2015-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.