Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation
NPI 1396460531 · Optometrist · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation is a Optometrist organization in Los Angeles, CA (NPI 1396460531).
Provider details
- NPI number
- 1396460531
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Gwendolyn Chang, Ceo(626) 632-8034
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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)
- Doing business as
- Clearsight Optometry
- Doing business as
- Clearsight Optometry
Additional practice locations (1)
- 16388 Colima Rd Ste 101Hacienda Heights, CA 91745-5523Phone: (626) 854-1131
Registry dates
- Enumerated
- 2022-10-10
- Last updated
- 2023-06-20
- Certified
- 2023-06-20
Frequently asked questions
- What is Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's NPI number?
- Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's National Provider Identifier (NPI) is 1396460531, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation?
- Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation located?
- Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's practice location on file with NPPES is 1925 W Temple St, Los Angeles, CA 90026-4970.
- What is Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation is (213) 277-1154.
- Does Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation accept Medicare?
- Doctor Gwendolyn Yee Chang Optometry, 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 Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation?
- The authorized official listed on Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's NPPES record is Gwendolyn Chang, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's NPI active?
- Yes — Doctor Gwendolyn Yee Chang Optometry, a Professional Corporation's NPI (1396460531) is active in the NPPES registry as of the last update on 2023-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.