IndividualActive
William Si, PHARMD
NPI 1285006452 · Pharmacist · Cheshire, CT
William Si, PHARMD is a Pharmacist provider in Cheshire, CT (NPI 1285006452).
Provider details
- NPI number
- 1285006452
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PCT.0013371 (CT)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(77/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
1492 Highland Ave
Cheshire, CT 06410
Phone: (203) 439-9099
Fax: (631) 393-6922
Street-level locationGet directions
Mailing address
1492 Highland Ave
Cheshire, CT 06410-1287
Additional practice locations (1)
- 35 Gateway CtCheshire, CT 06410-2239Phone: (203) 806-0886
Registry dates
- Enumerated
- 2015-10-27
- Last updated
- 2019-06-02
Frequently asked questions
- What is William Si's NPI number?
- William Si's National Provider Identifier (NPI) is 1285006452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Si's specialty?
- William Si is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is William Si located?
- William Si's practice location on file with NPPES is 1492 Highland Ave, Cheshire, CT 06410.
- What is William Si's phone number?
- The practice phone number listed in the NPPES registry for William Si is (203) 439-9099.
- Is William Si's NPI active?
- Yes — William Si's NPI (1285006452) is active in the NPPES registry as of the last update on 2019-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.