Stephen Chang, MD
NPI 1346226081 · Ophthalmology Physician · Glendale, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Chang, MD is a Ophthalmology Physician provider in Glendale, CA (NPI 1346226081).
Provider details
- NPI number
- 1346226081
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G20756 (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
- 2005-12-15
- Last updated
- 2011-11-03
Frequently asked questions
- What is Stephen Chang's NPI number?
- Stephen Chang's National Provider Identifier (NPI) is 1346226081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Chang's specialty?
- Stephen Chang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Chang located?
- Stephen Chang's practice location on file with NPPES is 607 N Central Ave, Glendale, CA 91203-1804.
- What is Stephen Chang's phone number?
- The practice phone number listed in the NPPES registry for Stephen Chang is (818) 956-1010.
- Does Stephen Chang accept Medicare?
- Stephen Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Chang's NPI active?
- Yes — Stephen Chang's NPI (1346226081) is active in the NPPES registry as of the last update on 2011-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.