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

Mark Stewart Amster, MD

Individual provider Dermatology Physician · NPI 1518947068

Mark Stewart Amster, MD is a Dermatology in Brighton, Massachusetts. Graduated from State University of New York Downstate Medical Center in 1987, 39 years ago. Accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
39
Trained at
State University of New York Downstate Medical Center
Licensed in
MA
In the registry since
2006
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

280 Washington St Ste 212
Brighton, MA 02135-3511
Phone: (617) 783-7100
Show map & directions

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

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 70448 (MA)

Record details

NPI number1518947068
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 19, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1987 (39 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in Brighton