Alisa Gean-Gersch, MD
NPI 1942246343 · Diagnostic Radiology Physician · San Francisco, CA
Alisa Gean-Gersch, MD is a Diagnostic Radiology Physician provider in San Francisco, CA (NPI 1942246343).
Provider details
- NPI number
- 1942246343
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G66034 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-06-22
- Last updated
- 2008-07-21
Frequently asked questions
- What is Alisa Gean-Gersch's NPI number?
- Alisa Gean-Gersch's National Provider Identifier (NPI) is 1942246343, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alisa Gean-Gersch's specialty?
- Alisa Gean-Gersch is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alisa Gean-Gersch located?
- Alisa Gean-Gersch's practice location on file with NPPES is 1001 Potrero Ave, San Francisco, CA 94110-3518.
- What is Alisa Gean-Gersch's phone number?
- The practice phone number listed in the NPPES registry for Alisa Gean-Gersch is (415) 206-5871.
- Is Alisa Gean-Gersch's NPI active?
- Yes — Alisa Gean-Gersch's NPI (1942246343) is active in the NPPES registry as of the last update on 2008-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.