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

Dr. Peter Grant Miller, MD

Individual provider Internal Medicine Physician · NPI 1720426281

Dr. Peter Grant Miller, MD is a Medical Oncology in Boston, Massachusetts. Graduated from Harvard Medical School in 2013, 13 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
13
Trained at
Harvard Medical School
Licensed in
MA
In the registry since
2013
Specialties on file
3
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

55 Fruit St
Boston, MA 02114-2621
Phone: (617) 726-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 266379 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 255407 (MA)
Hematology (Internal Medicine) Physician Taxonomy 207RH0000X · Licence 266379 (MA)

Record details

NPI number1720426281
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2013
Last updated in NPPESMarch 31, 2022
Certification dateMarch 31, 2022
Mailing address185 Cambridge St Fl 4, Boston, MA 02114-2790

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesHEMATOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2013 (13 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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