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

Dr. Keith D Bortnem, DO

Individual provider Orthopaedic Surgery Physician · NPI 1255372959

Dr. Keith D Bortnem, DO is an Orthopedic Surgery in Great Falls, Montana. Graduated from College of Osteo Med of the Pacific at Pomona in 1987, 39 years ago. Licensed in Montana.

Years since qualifying
39
Trained at
College of Osteo Med of the Pacific at Pomona
Licensed in
MT
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1401 25th St S Ste 1
Great Falls, MT 59405-5183
Phone: (406) 455-3650
Fax: (406) 731-8318
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 7067 (MT)

Record details

NPI number1255372959
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 10, 2006
Last updated in NPPESApril 5, 2024
Certification dateApril 5, 2024
Mailing address1401 25th St S Ste 1, Great Falls, MT 59405-5183

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolCOLLEGE OF OSTEO MED OF THE PACIFIC AT POMONA
Graduated 1987 (39 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

Other providers in Great Falls