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

Stephanos Vassilopoulos, MD

Individual provider Infectious Disease Physician · NPI 1801586631

Stephanos Vassilopoulos, MD is an Infectious Disease Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2023.

Licensed in
MA
In the registry since
2023
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

55 Fruit St
Boston, MA 02114-2696
Phone: (617) 726-3906
Fax: (617) 726-7653
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 3019979 (MA)

Record details

NPI number1801586631
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2023
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

Other providers in Boston