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William Solomon, MD
NPI 1003903519 · Pediatrics Physician · San Francisco, CA
William Solomon, MD is a Pediatrics Physician provider in San Francisco, CA (NPI 1003903519).
Provider details
- NPI number
- 1003903519
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G26798 (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
45 Castro Street
Suite 232
San Francisco, CA 94114-1027
Phone: (415) 565-6810
Fax: (415) 565-6844
Street-level locationGet directions
Mailing address
45 Castro Street
San Francisco, CA 94114-1027
Registry dates
- Enumerated
- 2006-10-06
- Last updated
- 2013-03-14
Frequently asked questions
- What is William Solomon's NPI number?
- William Solomon's National Provider Identifier (NPI) is 1003903519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Solomon's specialty?
- William Solomon is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is William Solomon located?
- William Solomon's practice location on file with NPPES is 45 Castro Street, San Francisco, CA 94114-1027.
- What is William Solomon's phone number?
- The practice phone number listed in the NPPES registry for William Solomon is (415) 565-6810.
- Is William Solomon's NPI active?
- Yes — William Solomon's NPI (1003903519) is active in the NPPES registry as of the last update on 2013-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.