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

Peter Alfred Schlesinger, MD

Individual provider Internal Medicine Physician · NPI 1265409650

Peter Alfred Schlesinger, MD is an Internal Medicine Physician in Cambridge, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2006
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

1000 Cambridge St 2nd Fl
Cambridge, MA 02141-1043
Phone: (617) 876-1668
Fax: (617) 864-0666
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 40898 (MA)

Record details

NPI number1265409650
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 3, 2006
Last updated in NPPESMarch 26, 2013
Mailing address69 Hampshire St, Cambridge, MA 02139-1555

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