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

Individual provider Psychiatry Physician · NPI 1750543864

Dr. Carolyn J. Hahn, MD is a Psychiatry Physician in Greenwich, Connecticut. Practices as a sole proprietor. Licensed in Connecticut and New York.

Licensed in
CT, NY
In the registry since
2008
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 Mason St Ste 1
Greenwich, CT 06830-6630
Phone: (203) 997-7558
Fax: (203) 298-7385
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 050912 (CT)
Psychiatry Physician Taxonomy 2084P0800X · Licence 60253974 (NY)

Record details

NPI number1750543864
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 30, 2008
Last updated in NPPESApril 7, 2022
Certification dateApril 7, 2022

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