Chieh-Jen Yang, MD.,
NPI 1982646022 · Diagnostic Radiology Physician · Alhambra, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chieh-Jen Yang, MD., is a Diagnostic Radiology Physician provider in Alhambra, CA (NPI 1982646022).
Provider details
- NPI number
- 1982646022
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD.,
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
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
83% 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
- 2006-06-12
- Last updated
- 2020-08-04
- Certified
- 2020-08-04
Frequently asked questions
- What is Chieh-Jen Yang's NPI number?
- Chieh-Jen Yang's National Provider Identifier (NPI) is 1982646022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chieh-Jen Yang's specialty?
- Chieh-Jen Yang is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Chieh-Jen Yang located?
- Chieh-Jen Yang's practice location on file with NPPES is 320 S Garfield Ave, Alhambra, CA 91801-3886.
- What is Chieh-Jen Yang's phone number?
- The practice phone number listed in the NPPES registry for Chieh-Jen Yang is (626) 281-4487.
- Does Chieh-Jen Yang accept Medicare?
- Chieh-Jen Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chieh-Jen Yang's NPI active?
- Yes — Chieh-Jen Yang's NPI (1982646022) is active in the NPPES registry as of the last update on 2020-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.