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

Richard W. Leslie, MD

Individual provider Internal Medicine Physician · NPI 1871955856

Richard W. Leslie, MD is an Internal Medicine in Worcester, Massachusetts. Graduated from University of Massachusetts Medical School in 2016, 10 years ago. Practices with Umass Memorial Medical Group Inc, a 2,467-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
10
Trained at
University of Massachusetts Medical School
Licensed in
MA
In the registry since
2016
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

119 Belmont St
Worcester, MA 01605-2903
Phone: (583) 348-5155
Fax: (508) 334-6490
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 157 Union St, Marlborough, MA 01752-1228 — (805) 486-5678
  • 55 Lake Ave N, Worcester, MA 01655-0002 — (508) 334-8515

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 281770 (MA)

Record details

NPI number1871955856
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2016
Last updated in NPPESNovember 24, 2020
Certification dateNovember 24, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2016 (10 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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