Doctor profile · Federal record
Dr. MARY GRAY, FNP
Family Nurse Practitioner (CMS: NURSE PRACTITIONER) · GREAT FALLS, MT
- NPI 1184625055
- Accepts Medicare
- MIPS 80.5 / 100 · 2023
- 38 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1401 25TH ST S
GREAT FALLS, MT 594055183
(406) 731-8888
fax (406) 731-8876
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- March 27, 2026
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Montana #100012
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184625055. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
798
Distinct HCPCS
10
Medicare allowed
$57,922
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 202 | 68 | $63 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 172 | 77 | $56 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 105 | 65 | $81 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 73 | 44 | $34 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 71 | 71 | $110 | |
99308 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes | 64 | 30 | $63 | |
99310 |
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 51 | 45 | $130 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 25 | 19 | $109 | |
99306 |
Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | 18 | 18 | $155 | |
99307 |
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes | 17 | 14 | $34 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 68. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$69
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US Inc | 2 | $32.11 | |
| GlaxoSmithKline, LLC. | 1 | $23.20 | |
| Novo Nordisk Inc | 1 | $13.51 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,633
Patients
416
Total drug cost
$35,787
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 192 | 62 | $3,309 |
| Tramadol Hcl | Generic | 171 | 36 | $1,364 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 128 | 29 | $3,012 |
| Fentanyl | Generic | 124 | 20 | $13,696 |
| Atorvastatin Calcium | Generic | 122 | 33 | $1,562 |
| Gabapentin | Generic | 121 | 33 | $2,264 |
| Simvastatin | Generic | 117 | 31 | $1,089 |
| Lisinopril | Generic | 94 | 29 | $573 |
| Amlodipine Besylate | Generic | 92 | 31 | $716 |
| Bupropion Xl (Bupropion Hcl) | Brand | 89 | 14 | $1,958 |