Jean Sakimura, M.D.
NPI 1265414254 · Developmental - Behavioral Pediatrics Physician · Hayward, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jean Sakimura, M.D. is a Developmental - Behavioral Pediatrics Physician provider in Hayward, CA (NPI 1265414254).
Provider details
- NPI number
- 1265414254
- Entity type
- Individual
- Primary specialty
- Developmental - Behavioral Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A77139 (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
20 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
- 2005-11-16
- Last updated
- 2021-12-13
Frequently asked questions
- What is Jean Sakimura's NPI number?
- Jean Sakimura's National Provider Identifier (NPI) is 1265414254, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jean Sakimura's specialty?
- Jean Sakimura is listed in the NPPES registry with a primary specialty of Developmental - Behavioral Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Jean Sakimura located?
- Jean Sakimura's practice location on file with NPPES is 27303 Sleepy Hollow Ave S, Hayward, CA 94545-4203.
- What is Jean Sakimura's phone number?
- The practice phone number listed in the NPPES registry for Jean Sakimura is (510) 454-1000.
- Does Jean Sakimura accept Medicare?
- Jean Sakimura is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jean Sakimura's NPI active?
- Yes — Jean Sakimura's NPI (1265414254) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.