IndividualActive
Yvonne Sinclair, MD
NPI 1780197715 · Family Medicine Physician · Groton, CT
Yvonne Sinclair, MD is a Family Medicine Physician provider in Groton, CT (NPI 1780197715).
Provider details
- NPI number
- 1780197715
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 215654-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
65 Merlino Dr
Groton, CT 06340-3149
Phone: (860) 449-8897
Street-level locationGet directions
Mailing address
65 Merlino Dr
Groton, CT 06340-3149
Registry dates
- Enumerated
- 2017-11-13
- Last updated
- 2017-11-13
Frequently asked questions
- What is Yvonne Sinclair's NPI number?
- Yvonne Sinclair's National Provider Identifier (NPI) is 1780197715, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yvonne Sinclair's specialty?
- Yvonne Sinclair is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yvonne Sinclair located?
- Yvonne Sinclair's practice location on file with NPPES is 65 Merlino Dr, Groton, CT 06340-3149.
- What is Yvonne Sinclair's phone number?
- The practice phone number listed in the NPPES registry for Yvonne Sinclair is (860) 449-8897.
- Is Yvonne Sinclair's NPI active?
- Yes — Yvonne Sinclair's NPI (1780197715) is active in the NPPES registry as of the last update on 2017-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.