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

Frank K Longo, MD

Individual provider Internal Medicine Physician · NPI 1528171295

Frank K Longo, MD is an Internal Medicine Physician in Naugatuck, Connecticut. Works from 2 locations. 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

58 Maple Street 2nd Fl
Naugatuck, CT 06770
Phone: (203) 709-5935
Show map & directions

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

Additional practice locations (1)

  • 597 Highland Ave, Waterbury, CT 06708 — (203) 754-4971

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 026774 (CT)

Record details

NPI number1528171295
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 16, 2006
Last updated in NPPESOctober 28, 2021
Certification dateOctober 28, 2021
Mailing address58 Maple Street, 2nd Floor, Naugatuck, CT 06770

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