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

Dr. Peter Baker Kelsey, MD

Individual provider Gastroenterology Physician · NPI 1255313383

Dr. Peter Baker Kelsey, MD is a Gastroenterology Physician in Boston, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2005
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

55 Fruit St Blk 4
Boston, MA 02114-2621
Phone: (617) 724-6044
Fax: (617) 724-5997
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 51447 (MA)

Record details

NPI number1255313383
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 15, 2005
Last updated in NPPESOctober 2, 2013
Mailing addressPo Box 9142, Mass General Physician Organization, Charlestown, MA 02129-9142

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