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

Dr. Michael Gerard Donnelly Sr., MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1255310330

Dr. Michael Gerard Donnelly Sr., MD is a Geriatric Medicine (Internal Medicine) Physician in Chester, New Jersey. Practices as a sole proprietor. Licensed in New Jersey, New York and Pennsylvania.

Licensed in
NJ, NY, PA
In the registry since
2006
Specialties on file
3
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

530 Main St Bldg A Ste 2
Chester, NJ 07930-2669
Phone: (973) 879-4941
Show map & directions

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

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 25MA05194300 (NJ)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence 186643 (NY)
Geriatric Medicine (Internal Medicine) Physician Taxonomy 207RG0300X · Licence MD428130 (PA)

Record details

NPI number1255310330
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 17, 2006
Last updated in NPPESFebruary 20, 2008

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