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

Dr. Stefanos Giannopoulos, MD

Individual provider Research Clinic/Center · NPI 1538717129

Dr. Stefanos Giannopoulos, MD is a Research Clinic/Center in Stony Brook, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2019
Specialties on file
2
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

101 Nicolls Rd
Stony Brook, NY 11794-8434
Phone: (631) 638-2698
Show map & directions

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

Additional practice locations (1)

  • 1700 Wheeling St, Aurora, CO 80045-7211 — (720) 668-2819

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X (NY)
Research Clinic/Center Taxonomy 261QR1100X

Record details

NPI number1538717129
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 28, 2019
Last updated in NPPESMarch 22, 2021
Certification dateMarch 22, 2021