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

Oliver Gregory, MD

Individual provider Internal Medicine Physician · NPI 1154768281

Oliver Gregory, MD is an Internal Medicine in Lynn, Massachusetts. Graduated from University of Massachusetts Medical School in 2013, 13 years ago. Practices with Mass General Brigham Medical Group Northern Massachusetts Inc, a 819-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts and Rhode Island.

Years since qualifying
13
Trained at
University of Massachusetts Medical School
Licensed in
MA, RI
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

496 Lynnfield St
Lynn, MA 01904-1423
Phone: (781) 593-3400
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 265504 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence LP02789 (RI)

Record details

NPI number1154768281
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 30, 2013
Last updated in NPPESJune 28, 2016
Mailing address81 Highland Ave, Salem, MA 01970-2714

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2013 (13 years in practice)
Group practice Mass General Brigham Medical Group Northern Massachusetts Inc — 819 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Lynn