Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Yvonne J Sinclair, MD

Individual provider Family Medicine Physician · NPI 1780197715

Yvonne J Sinclair, MD is a Family Medicine Physician in Groton, Connecticut. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2017
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

65 Merlino Dr
Groton, CT 06340-3149
Phone: (860) 449-8897
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 215654-1 (NY)

Record details

NPI number1780197715
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 13, 2017
Last updated in NPPESNovember 13, 2017
Mailing address65 Merlino Dr, Groton, CT 06340-3149

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