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

Irwin David Feintzeig, MD

Individual provider Internal Medicine Physician · NPI 1902805773

Irwin David Feintzeig, MD is an Internal Medicine Physician in Trumbull, Connecticut. Licensed in Connecticut. Registered with an NPI since 2005.

Licensed in
CT
In the registry since
2005
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

7 Cambridge Dr Ste 201
Trumbull, CT 06611-4763
Phone: (203) 335-0195
Fax: (203) 335-7293
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 026343 (CT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 026343 (CT)

Record details

NPI number1902805773
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2005
Last updated in NPPESMay 13, 2024
Certification dateMay 13, 2024
Mailing address7 Cambridge Dr Ste 201, Trumbull, CT 06611-4763

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