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

Gregg H. Grinspan, MD

Individual provider Internal Medicine Physician · NPI 1568558690

Gregg H. Grinspan, MD is an Internal Medicine Physician in Winsted, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
Specialties on file
2
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

115 Spencer St
Winsted, CT 06098-1140
Phone: (860) 738-6650
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 023060 (CT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 023060 (CT)

Record details

NPI number1568558690
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 5, 2006
Last updated in NPPESJanuary 15, 2020
Certification dateJanuary 15, 2020

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