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

Dr. Brian Barry Hennessy, MD

Individual provider Internal Medicine Physician · NPI 1013072453

Dr. Brian Barry Hennessy, MD is an Internal Medicine Physician in Stamford, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

90 Morgan St Ste 202
Stamford, CT 06905-5466
Phone: (203) 348-2922
Fax: (203) 358-8721
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 025350 (CT)

Record details

NPI number1013072453
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 26, 2006
Last updated in NPPESJuly 9, 2007
Mailing address90 Morgan St, Ste 202, Stamford, CT 06905-5466

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