Jason Williams, M.D.
NPI 1164816229 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Order and Referring Only - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Williams, M.D. is a Internal Medicine Physician provider in San Diego, CA (NPI 1164816229).
Provider details
- NPI number
- 1164816229
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01077520A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Military Health Care Provider171000000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
- 2015-03-26
- Last updated
- 2023-09-29
- Certified
- 2023-09-29
Frequently asked questions
- What is Jason Williams's NPI number?
- Jason Williams's National Provider Identifier (NPI) is 1164816229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Williams's specialty?
- Jason Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Williams located?
- Jason Williams's practice location on file with NPPES is 34800 Bob Wilson Dr, San Diego, CA 92134-1098.
- What is Jason Williams's phone number?
- The practice phone number listed in the NPPES registry for Jason Williams is (619) 881-9169.
- Does Jason Williams accept Medicare?
- Jason Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Williams's NPI active?
- Yes — Jason Williams's NPI (1164816229) is active in the NPPES registry as of the last update on 2023-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.