Doctor profile · Federal record
Dr. James Legan, MD
Internal Medicine Physician (CMS: Internal Medicine) · Great Falls, MT
- NPI 1871605790
- Accepts Medicare
- MIPS 85.6 / 100 · 2023
- 36 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
401 15Th Ave S Ste 201
Great Falls, MT 594054334
(406) 727-2121
fax (406) 727-2147 - Mailing address
-
401 15Th Ave S #201
Great Falls, MT 59405
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- December 7, 2012
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Montana #7389
- Medicaid
- MT #0099489
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871605790. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,243
Distinct HCPCS
6
Medicare allowed
$132,912
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 563 | 263 | $127 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 242 | 242 | $127 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 179 | 106 | $90 | |
G0008 |
Administration of influenza virus vaccine | 128 | 128 | $30 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 120 | 120 | $76 | |
G0402 |
Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment | 11 | 11 | $159 |
In context: peer comparison
Among 5 peers in Great Falls Internal Medicine Physician, average services per provider: 173. This provider delivers 7.2× the peer median.Open Payments
Industry payments received
All-time total
$95
Transactions
5
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novartis Pharmaceuticals Corporation | 2 | $30.68 | |
| Genzyme Corporation | 1 | $30.03 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $20.00 | |
| Pfizer INC. | 1 | $14.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,542
Patients
573
Total drug cost
$29,319
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 402 | 91 | $4,464 |
| Amlodipine Besylate | Generic | 350 | 78 | $2,914 |
| Levothyroxine Sodium | Generic | 249 | 61 | $3,574 |
| Metoprolol Succinate | Generic | 198 | 48 | $3,269 |
| Lisinopril | Generic | 151 | 46 | $1,607 |
| Metformin Hcl | Generic | 148 | 32 | $1,068 |
| Omeprazole | Generic | 139 | 35 | $2,083 |
| Warfarin Sodium | Generic | 136 | 0 | $895 |
| Simvastatin | Generic | 130 | 34 | $1,177 |
| Glimepiride | Generic | 125 | 21 | $1,102 |
Hospital affiliations
Frequently asked questions
What is Dr. James Legan's medical specialty?
Dr. James Legan practices Internal Medicine Physician in Great Falls, MT.
Where does Dr. James Legan practice?
Dr. James Legan practices at 401 15Th Ave S Ste 201, Great Falls, MT 594054334. Office phone: 4067272121.
What is Dr. James Legan's NPI?
Dr. James Legan's National Provider Identifier (NPI) is 1871605790, issued by NPPES.
Does Dr. James Legan accept Medicare assignment?
Yes. Dr. James Legan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Legan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.