IndividualActive
Hsiao-Yi Yang, OD
NPI 1356980841 · Optometrist · Brea, CA
Hsiao-Yi Yang, OD is a Optometrist provider in Brea, CA (NPI 1356980841).
Provider details
- NPI number
- 1356980841
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 34477TLG (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
1065 Brea Mall Spc 2111a
Brea, CA 92821-5718
Phone: (714) 674-5040
Approximate (ZIP-level) locationGet directions
Mailing address
27 Wagon Wheel St
Phillips Ranch, CA 91766-7601
Registry dates
- Enumerated
- 2019-12-31
- Last updated
- 2025-02-17
- Certified
- 2025-02-17
Frequently asked questions
- What is Hsiao-Yi Yang's NPI number?
- Hsiao-Yi Yang's National Provider Identifier (NPI) is 1356980841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hsiao-Yi Yang's specialty?
- Hsiao-Yi Yang is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Hsiao-Yi Yang located?
- Hsiao-Yi Yang's practice location on file with NPPES is 1065 Brea Mall Spc 2111a, Brea, CA 92821-5718.
- What is Hsiao-Yi Yang's phone number?
- The practice phone number listed in the NPPES registry for Hsiao-Yi Yang is (714) 674-5040.
- Is Hsiao-Yi Yang's NPI active?
- Yes — Hsiao-Yi Yang's NPI (1356980841) is active in the NPPES registry as of the last update on 2025-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.