Wanchi Zeng, M.D.
NPI 1578948279 · Obstetrics Physician · West Covina, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wanchi Zeng, M.D. is a Obstetrics Physician provider in West Covina, CA (NPI 1578948279).
Provider details
- NPI number
- 1578948279
- Entity type
- Individual
- Primary specialty
- Obstetrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A150509 (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
10 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
- 2015-07-22
- Last updated
- 2019-04-18
Frequently asked questions
- What is Wanchi Zeng's NPI number?
- Wanchi Zeng's National Provider Identifier (NPI) is 1578948279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wanchi Zeng's specialty?
- Wanchi Zeng is listed in the NPPES registry with a primary specialty of Obstetrics Physician (Allopathic & Osteopathic Physicians).
- Where is Wanchi Zeng located?
- Wanchi Zeng's practice location on file with NPPES is 1135 S Sunset Ave Ste 408, West Covina, CA 91790-3964.
- What is Wanchi Zeng's phone number?
- The practice phone number listed in the NPPES registry for Wanchi Zeng is (626) 593-5129.
- Does Wanchi Zeng accept Medicare?
- Wanchi Zeng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wanchi Zeng's NPI active?
- Yes — Wanchi Zeng's NPI (1578948279) is active in the NPPES registry as of the last update on 2019-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.