George Yang, M.D.
NPI 1558304949 · Endocrinology, Diabetes & Metabolism Physician · West Covina, CA
George Yang, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in West Covina, CA (NPI 1558304949).
Provider details
- NPI number
- 1558304949
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A33505 (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
- 2006-06-13
- Last updated
- 2016-02-03
Frequently asked questions
- What is George Yang's NPI number?
- George Yang's National Provider Identifier (NPI) is 1558304949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Yang's specialty?
- George Yang is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is George Yang located?
- George Yang's practice location on file with NPPES is 1535 W Merced Ave, West Covina, CA 91790-3404.
- What is George Yang's phone number?
- The practice phone number listed in the NPPES registry for George Yang is (626) 388-1330.
- Is George Yang's NPI active?
- Yes — George Yang's NPI (1558304949) is active in the NPPES registry as of the last update on 2016-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.