Grace Chou, M.D.
NPI 1053309369 · Family Medicine Physician · Walnut Creek, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Chou, M.D. is a Family Medicine Physician provider in Walnut Creek, CA (NPI 1053309369).
Provider details
- NPI number
- 1053309369
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A63403 (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
- 2005-10-11
- Last updated
- 2025-02-27
- Certified
- 2025-02-27
Frequently asked questions
- What is Grace Chou's NPI number?
- Grace Chou's National Provider Identifier (NPI) is 1053309369, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Chou's specialty?
- Grace Chou is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Chou located?
- Grace Chou's practice location on file with NPPES is 1450 Treat Blvd Ste 250b, Walnut Creek, CA 94597-2168.
- What is Grace Chou's phone number?
- The practice phone number listed in the NPPES registry for Grace Chou is (925) 296-9740.
- Does Grace Chou accept Medicare?
- Grace Chou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Chou's NPI active?
- Yes — Grace Chou's NPI (1053309369) is active in the NPPES registry as of the last update on 2025-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.