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

Andrew Fahlgren, MD

Individual provider Internal Medicine Physician · NPI 1598175754

Andrew Fahlgren, MD is an Internal Medicine in Glasgow, Montana. Qualified in 2014, 12 years ago. Practices with Frances Mahon Deaconess Hospital, a 38-clinician group and accepts Medicare assignment. Licensed in Montana.

Years since qualifying
12
Licensed in
MT
In the registry since
2014
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

221 5th Ave S
Glasgow, MT 59230-2600
Phone: (406) 228-3400
Fax: (406) 228-3413
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 58783 (MT)

Record details

NPI number1598175754
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 28, 2014
Last updated in NPPESMay 12, 2021
Certification dateMay 12, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Frances Mahon Deaconess Hospital — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Glasgow