Doctor profile · Federal record
Dr. Andrew Fahlgren, MD
Internal Medicine Physician (CMS: Internal Medicine) · Glasgow, MT
- NPI 1598175754
- Accepts Medicare
- 12 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
221 5Th Ave S
Glasgow, MT 592302600
(406) 228-3400
fax (406) 228-3413
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- May 12, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Montana #58783
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598175754. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
157
Distinct HCPCS
3
Medicare allowed
$4,658
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93016 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | 69 | 68 | $21 | |
93018 |
Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 69 | 68 | $14 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 19 | 11 | $119 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 52. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
4,389
Patients
1,066
Total drug cost
$98,211
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 524 | 148 | $10,135 |
| Atorvastatin Calcium | Generic | 453 | 122 | $11,001 |
| Levothyroxine Sodium | Generic | 442 | 91 | $9,074 |
| Amlodipine Besylate | Generic | 380 | 96 | $4,820 |
| Omeprazole | Generic | 343 | 84 | $8,395 |
| Furosemide | Generic | 316 | 81 | $2,543 |
| Metoprolol Succinate | Generic | 310 | 76 | $6,924 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 292 | 64 | $7,268 |
| Lisinopril | Generic | 228 | 60 | $3,136 |
| Gabapentin | Generic | 227 | 43 | $9,099 |
Frequently asked questions
What is Dr. Andrew Fahlgren's medical specialty?
Dr. Andrew Fahlgren practices Internal Medicine Physician in Glasgow, MT.
Where does Dr. Andrew Fahlgren practice?
Dr. Andrew Fahlgren practices at 221 5Th Ave S, Glasgow, MT 592302600. Office phone: 4062283400.
What is Dr. Andrew Fahlgren's NPI?
Dr. Andrew Fahlgren's National Provider Identifier (NPI) is 1598175754, issued by NPPES.
Does Dr. Andrew Fahlgren accept Medicare assignment?
Yes. Dr. Andrew Fahlgren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Fahlgren commonly perform?
Top Medicare-reported procedures in 2023: Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician (HCPCS 93016); Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (HCPCS 93018); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.