Jason Clark, MD
NPI 1881773539 · Pediatrics Physician · Redwood City, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jason Clark, MD is a Pediatrics Physician provider in Redwood City, CA (NPI 1881773539).
Provider details
- NPI number
- 1881773539
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A66681 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-11-03
- Last updated
- 2021-12-06
Frequently asked questions
- What is Jason Clark's NPI number?
- Jason Clark's National Provider Identifier (NPI) is 1881773539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jason Clark's specialty?
- Jason Clark is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Jason Clark located?
- Jason Clark's practice location on file with NPPES is 1150 Veterans Blvd, Redwood City, CA 94063-2037.
- What is Jason Clark's phone number?
- The practice phone number listed in the NPPES registry for Jason Clark is (650) 299-2000.
- Does Jason Clark accept Medicare?
- Jason Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jason Clark's NPI active?
- Yes — Jason Clark's NPI (1881773539) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.