Mark Warshaw
NPI 1790929396 · Pediatric Sports Medicine Physician · San Francisco, CA
Mark Warshaw is a Pediatric Sports Medicine Physician provider in San Francisco, CA (NPI 1790929396).
Provider details
- NPI number
- 1790929396
- Entity type
- Individual
- Primary specialty
- Pediatric Sports Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- C40168 (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
17 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
- 2009-04-27
- Last updated
- 2009-12-02
Frequently asked questions
- What is Mark Warshaw's NPI number?
- Mark Warshaw's National Provider Identifier (NPI) is 1790929396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Warshaw's specialty?
- Mark Warshaw is listed in the NPPES registry with a primary specialty of Pediatric Sports Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Warshaw located?
- Mark Warshaw's practice location on file with NPPES is 8 Mclea Ct, San Francisco, CA 94103-4451.
- What is Mark Warshaw's phone number?
- The practice phone number listed in the NPPES registry for Mark Warshaw is (415) 441-1653.
- Is Mark Warshaw's NPI active?
- Yes — Mark Warshaw's NPI (1790929396) is active in the NPPES registry as of the last update on 2009-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.