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

John Peter Halfen, MD

Individual provider Geriatric Medicine (Family Medicine) Physician · NPI 1932199379

John Peter Halfen, MD is a Geriatric Medicine (Family Medicine) Physician in Staples, Minnesota. Licensed in Minnesota. Registered with an NPI since 2005.

Licensed in
MN
In the registry since
2005
Specialties on file
2
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

49725 County 83
Staples, MN 56479-5280
Phone: (218) 894-1515
Fax: (218) 894-1316
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 23337 (MN)
Geriatric Medicine (Family Medicine) Physician Taxonomy 207QG0300X · Licence 23337 (MN)

Record details

NPI number1932199379
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 26, 2005
Last updated in NPPESMarch 8, 2019
Mailing address49725 County 83, Staples, MN 56479-5280