IndividualActive
Michael Willson, MD
NPI 1407923634 · Family Medicine Physician · San Diego, CA
Michael Willson, MD is a Family Medicine Physician provider in San Diego, CA (NPI 1407923634).
Provider details
- NPI number
- 1407923634
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G34768 (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
3250 Fordham St
Building a
San Diego, CA 92110-5339
Phone: (619) 528-5000
Street-level locationGet directions
Mailing address
393 E Walnut St
Pasadena, CA 91188-0001
Registry dates
- Enumerated
- 2006-11-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Willson's NPI number?
- Michael Willson's National Provider Identifier (NPI) is 1407923634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Willson's specialty?
- Michael Willson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Willson located?
- Michael Willson's practice location on file with NPPES is 3250 Fordham St, San Diego, CA 92110-5339.
- What is Michael Willson's phone number?
- The practice phone number listed in the NPPES registry for Michael Willson is (619) 528-5000.
- Is Michael Willson's NPI active?
- Yes — Michael Willson's NPI (1407923634) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.