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

Dr. Peter Sam Hacker, MD

Individual provider Internal Medicine Physician · NPI 1679649073

Dr. Peter Sam Hacker, MD is an Internal Medicine Physician in Nashua, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2006.

Licensed in
NH
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

280 Main St Ste 210
Nashua, NH 03060-2919
Phone: (603) 577-5315
Fax: (603) 577-5316
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 5774 (NH)

Record details

NPI number1679649073
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 28, 2006
Last updated in NPPESJuly 15, 2014

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