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

Dr. David Marshall Harris, MD

Individual provider Radiation Oncology Physician · NPI 1255865796

Dr. David Marshall Harris, MD is a Radiation Oncology in Worcester, Massachusetts. Graduated from University of Alabama School of Medicine in 2017, 9 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
9
Trained at
University of Alabama School of Medicine
Licensed in
MA
In the registry since
2017
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

33 Kendall St
Worcester, MA 01605-2726
Phone: (508) 334-6550
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 55 Sayles St, Southbridge, MA 01550-1729 — (508) 765-6830

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 1015901 (MA)

Record details

NPI number1255865796
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 11, 2017
Last updated in NPPESAugust 24, 2023
Certification dateAugust 24, 2023
Mailing addressPo Box 415348, Boston, MA 02241-5348

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Umass Memorial Medical Group Inc — 2467 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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