Yiyi Wang, OD
NPI 1194379917 · Optometrist · Berkeley, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yiyi Wang, OD is a Optometrist provider in Berkeley, CA (NPI 1194379917).
Provider details
- NPI number
- 1194379917
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 34303TLG (CA)
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
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
Mailing address
Registry dates
- Enumerated
- 2019-07-30
- Last updated
- 2019-07-30
Frequently asked questions
- What is Yiyi Wang's NPI number?
- Yiyi Wang's National Provider Identifier (NPI) is 1194379917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yiyi Wang's specialty?
- Yiyi Wang is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Yiyi Wang located?
- Yiyi Wang's practice location on file with NPPES is 230 Minor Hall Berkeley Ca 94720, Berkeley, CA 94720-0001.
- What is Yiyi Wang's phone number?
- The practice phone number listed in the NPPES registry for Yiyi Wang is (510) 642-2020.
- Does Yiyi Wang accept Medicare?
- Yiyi Wang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yiyi Wang's NPI active?
- Yes — Yiyi Wang's NPI (1194379917) is active in the NPPES registry as of the last update on 2019-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.