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

Dr. Peter Lloyd Gross, MD

Individual provider Internal Medicine Physician · NPI 1235118217

Dr. Peter Lloyd Gross, MD is an Internal Medicine Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
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

15 Parkman St Wac 612
Boston, MA 02114-3117
Phone: (617) 726-2374
Fax: (617) 726-4495
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 35884 (MA)

Record details

NPI number1235118217
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 10, 2006
Last updated in NPPESAugust 10, 2012

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