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

Dr. John Leo Coulehan, MD

Individual provider Internal Medicine Physician · NPI 1932464005

Dr. John Leo Coulehan, MD is an Internal Medicine Physician in Setauket, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2012
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

4 Townsend Ct
Setauket, NY 11733-1420
Phone: (631) 689-6958
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 184975 (NY)

Record details

NPI number1932464005
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 5, 2012
Last updated in NPPESJuly 5, 2012
Mailing address4 Townsend Ct, Setauket, NY 11733-1420

Other providers in Setauket