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

Rachel Margaret Breen

Individual provider Physician Assistant · NPI 1881332039

Rachel Margaret Breen is a Physician Assistant in Boston, Massachusetts. Qualified in 2022, 4 years ago. Practices with Dana-Farber Cancer Institute, Inc, a 668-clinician group and accepts Medicare assignment.

Years since qualifying
4
In the registry since
2022

Practice location Address checks out

800 Washington St
Boston, MA 02111-1552
Phone: (617) 636-5566
Show map & directions

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

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1881332039
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMay 26, 2022
Last updated in NPPESAugust 24, 2022
Certification dateAugust 24, 2022
Mailing address800 Washington St, Boston, MA 02111-1552

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Dana-Farber Cancer Institute, Inc. — 668 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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