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

Hakan Ay, MD

Individual provider Vascular Neurology Physician · NPI 1184140162

Hakan Ay, MD is a Vascular Neurology Physician in Charlestown, Massachusetts. Practices as a sole proprietor. Licensed in ZZ.

Licensed in
ZZ
In the registry since
2017
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

Mass General Hospital 13th St Bldg 149-2303
Charlestown, MA 02129
Phone: (617) 724-4507
Show map & directions

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

Specialties & licences

Vascular Neurology Physician (primary) Taxonomy 2084V0102X · Licence 91AB030 (ZZ)

Record details

NPI number1184140162
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 21, 2017
Last updated in NPPESJuly 21, 2022
Mailing addressMass General Hospital, 13th Street, Building 149-2303, Charlestown, MA 02129