Peter Chen, MD
NPI 1033163357 · Surgery Physician · Alhambra, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Chen, MD is a Surgery Physician provider in Alhambra, CA (NPI 1033163357).
Provider details
- NPI number
- 1033163357
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C38336 (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
- 2006-05-20
- Last updated
- 2014-12-16
Frequently asked questions
- What is Peter Chen's NPI number?
- Peter Chen's National Provider Identifier (NPI) is 1033163357, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Chen's specialty?
- Peter Chen is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Chen located?
- Peter Chen's practice location on file with NPPES is 1000 South Garfield Avenue, Alhambra, CA 91801-4709.
- What is Peter Chen's phone number?
- The practice phone number listed in the NPPES registry for Peter Chen is (626) 281-3383.
- Does Peter Chen accept Medicare?
- Peter Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Chen's NPI active?
- Yes — Peter Chen's NPI (1033163357) is active in the NPPES registry as of the last update on 2014-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.