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

Marissa Caan, MD

Individual provider Psychiatry Physician · NPI 1093219669

Marissa Caan, MD is a Psychiatry in Arlington, Massachusetts. Graduated from Icahn School of Medicine at Mount Sinai in 2018, 8 years ago. Practices with Brigham and Womens Physicians Organization Inc, a 2,916-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
8
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
MA
In the registry since
2018
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

259 Massachusetts Ave Ofc L3
Arlington, MA 02474-8406
Phone: (617) 458-7361
Fax: (617) 315-8428
Show map & directions

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

Additional practice locations (1)

  • 1493 Cambridge St, Cambridge, MA 02139-1099 — (617) 655-1000

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 298070 (MA)
Psychiatry Physician Taxonomy 2084P0800X · Licence 00000000000000000000 (MA)

Record details

NPI number1093219669
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 20, 2018
Last updated in NPPESJuly 29, 2026
Certification dateJuly 29, 2026
Mailing address1493 Cambridge St, Cambridge, MA 02139-1047

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 2018 (8 years in practice)
Group practice Brigham And Womens Physicians Organization Inc — 2916 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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