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

Dr. Harold Carlson, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1194750034

Dr. Harold Carlson, MD is an Endocrinology, Diabetes & Metabolism Physician in East Setauket, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
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

26 Research Way
East Setauket, NY 11733
Phone: (631) 444-0580
Fax: (631) 444-0562
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 163591 (NY)

Record details

NPI number1194750034
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2006
Last updated in NPPESApril 27, 2022
Certification dateApril 27, 2022
Mailing addressP.O. Box 1559, Stony Brook, NY 11790

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