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

Frederick M Ilgenfritz, MD

Individual provider Surgery Physician · NPI 1861446379

Frederick M Ilgenfritz, MD is a Surgery Physician in Hamilton, Montana. Practices as a sole proprietor. Licensed in Montana.

Licensed in
MT
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

1150 Westwood Dr Ste C
Hamilton, MT 59840-5318
Phone: (406) 363-4574
Fax: (406) 363-4569
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 8776 (MT)

Record details

NPI number1861446379
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 20, 2006
Last updated in NPPESNovember 5, 2015
Mailing address1224 W Main St, Hamilton, MT 59840-2338

Other providers in Hamilton