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

Dr. Raymond H Mak, MD

Individual provider Radiation Oncology Physician · NPI 1285784041

Dr. Raymond H Mak, MD is a Radiation Oncology in Boston, Massachusetts. Graduated from Harvard Medical School in 2006, 20 years ago. Practices with Dana-Farber Cancer Institute, Inc, a 668-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
20
Trained at
Harvard Medical School
Licensed in
MA
In the registry since
2007
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

75 Francis St ASB1-L2 Radiation Oncology Brigham & Women's Hospital
Boston, MA 02115-6110
Phone: (617) 732-5500
Show map & directions

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

Additional practice locations (2)

  • 55 Fruit St, Boston, MA 02114-2621 — (617) 726-8650
  • 100 Blossom St, Boston, MA 02114-2606 — (617) 726-8650

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 235436 (MA)

Record details

NPI number1285784041
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 11, 2007
Last updated in NPPESDecember 14, 2025
Certification dateDecember 14, 2025

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2006 (20 years in practice)
Group practice Dana-Farber Cancer Institute, Inc. — 668 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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