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

Greta H Boynton, MD

Individual provider Internal Medicine Physician · NPI 1801854773

Greta H Boynton, MD is an Internal Medicine in Springfield, Massachusetts. Graduated from University of Massachusetts Medical School in 2000, 26 years ago. Practices with Prospect CT Medical Foundation Inc, a 289-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
26
Trained at
University of Massachusetts Medical School
Licensed in
MA
In the registry since
2006
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

759 Chestnut St
Springfield, MA 01107-1619
Phone: (413) 794-4320
Fax: (413) 794-1767
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 218510 (MA)
Hospitalist Physician Taxonomy 208M00000X · Licence 218510 (MA)

Record details

NPI number1801854773
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 2, 2006
Last updated in NPPESMarch 26, 2025
Certification dateMarch 26, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2000 (26 years in practice)
Group practice Prospect Ct Medical Foundation Inc — 289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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