Yihong Cai, OD
NPI 1609108109 · Optometrist · Amherst, MA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yihong Cai, OD is a Optometrist provider in Amherst, MA (NPI 1609108109).
Provider details
- NPI number
- 1609108109
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- No
- License
- 4785 (MA)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
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
16 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
- 2010-02-08
- Last updated
- 2015-10-30
Frequently asked questions
- What is Yihong Cai's NPI number?
- Yihong Cai's National Provider Identifier (NPI) is 1609108109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yihong Cai's specialty?
- Yihong Cai is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Yihong Cai located?
- Yihong Cai's practice location on file with NPPES is 31 Hall Dr, Amherst, MA 01002-2751.
- What is Yihong Cai's phone number?
- The practice phone number listed in the NPPES registry for Yihong Cai is (413) 256-4444.
- Does Yihong Cai accept Medicare?
- Yihong Cai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yihong Cai's NPI active?
- Yes — Yihong Cai's NPI (1609108109) is active in the NPPES registry as of the last update on 2015-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.