Andrew Fahlgren, MD
NPI 1598175754ActiveIndividual· Internal Medicine· Glasgow, MT
Internal Medicine (MD) with Frances Mahon Deaconess Hospital, practicing in Glasgow, Montana. Their prescriptions cost Medicare Part D more than their services did: $1,518,657 for 14,126 claims, against $2,279 paid for services in 2024. Lists Billings Clinic Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1598175754 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 28, 2014 |
| Last updated in NPPES | May 12, 2021 |
| Certified by provider | May 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 58783 | MT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 92 |
|---|---|
| Services billed | 188 across 2 procedure codes |
| Paid by Medicare | $2,279 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,126 · 23,386 30-day fills |
|---|---|
| Patients | 491 |
| Total drug cost | $1,518,657 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Frances Mahon Deaconess HospitalGlasgow, MT · 37 clinicians
Hospital affiliations
- Billings Clinic HospitalBillings, MT
- Frances Mahon Deaconess HospitalGlasgow, MT
- Phillips County Hospital - CahMalta, MT
- Trinity HospitalWolf Point, MT
Other facilities
- Homestead Health LLCHome health agency · Circle, MT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Glasgow
- 1215949557