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

MS. Mariam Markouli, MD

Individual provider Hematology & Oncology Physician · NPI 1053016691

MS. Mariam Markouli, MD is a Hematology & Oncology Physician in Boston, Massachusetts. Works from 2 locations. Licensed in Massachusetts.

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

330 Brookline Ave
Boston, MA 02215-5491
Phone: (617) 667-7000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 801 Massachusetts Ave, 6th Floor Crosstown Primary Care, Boston, MA 02119 — (617) 414-5951

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 3014425 (MA)

Record details

NPI number1053016691
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2023
Last updated in NPPESMarch 9, 2026
Certification dateMarch 9, 2026
Mailing address330 Brookline Ave, Boston, MA 02215-5491

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