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

Theofanis Mitsinikos, DO, PC

Organization Endocrinology, Diabetes & Metabolism Physician · NPI 1861929861

Theofanis Mitsinikos, DO, PC is an Endocrinology, Diabetes & Metabolism Physician in Stony Brook, New York. Licensed in New York. Registered with an NPI since 2017.

Licensed in
NY
In the registry since
2017
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2500 Nesconset Hwy Bldg 3C
Stony Brook, NY 11790-2551
Phone: (631) 751-2400
Fax: (631) 751-8323
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 235458 (NY)

Record details

NPI number1861929861
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Theofanis Mitsinikos — Owner · (631) 751-2400
NPI enumeratedMay 22, 2017
Last updated in NPPESMay 22, 2017
Mailing address2500 Nesconset Hwy Bldg 3c, Stony Brook, NY 11790-2551

Other providers in Stony Brook