An Pang Chieng MD a Professional Corporation
NPI 1336189117 · Family Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
An Pang Chieng MD a Professional Corporation is a Family Medicine Physician organization in Los Angeles, CA (NPI 1336189117).
Provider details
- NPI number
- 1336189117
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- An Pang Chieng, Owner/President(323) 225-2351
- License
- G66648 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
Other names (DBA / former)
- Other name
- El Sereno Medical Group Inc
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2007-10-11
Frequently asked questions
- What is An Pang Chieng MD a Professional Corporation's NPI number?
- An Pang Chieng MD a Professional Corporation's National Provider Identifier (NPI) is 1336189117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is An Pang Chieng MD a Professional Corporation?
- An Pang Chieng MD a Professional Corporation is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is An Pang Chieng MD a Professional Corporation located?
- An Pang Chieng MD a Professional Corporation's practice location on file with NPPES is 3301 N Eastern Ave, Los Angeles, CA 90032-1931.
- What is An Pang Chieng MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for An Pang Chieng MD a Professional Corporation is (323) 225-2351.
- Does An Pang Chieng MD a Professional Corporation accept Medicare?
- An Pang Chieng MD a Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for An Pang Chieng MD a Professional Corporation?
- The authorized official listed on An Pang Chieng MD a Professional Corporation's NPPES record is An Pang Chieng, Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is An Pang Chieng MD a Professional Corporation's NPI active?
- Yes — An Pang Chieng MD a Professional Corporation's NPI (1336189117) is active in the NPPES registry as of the last update on 2007-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.