Doctor profile · Federal record
Dr. Michael Inniss, MD
Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Great Falls, MT
- NPI 1891090734
- Accepts Medicare
- MIPS 80.5 / 100 · 2023
- 26 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1101 26Th St S
Great Falls, MT 594055161
(406) 731-8888
fax (406) 731-8318 - Additional location
-
800 Spruce St
Philadelphia, PA 191076130
(215) 829-5933
fax (215) 829-6596
Credentials & registration
- NPI registered
- January 2011 — 15 yrs on file
- Profile last updated
- April 8, 2024
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State licenses (2)
- Montana #111739 · Virginia #0101255285
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891090734. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,204
Distinct HCPCS
7
Medicare allowed
$107,276
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 706 | 256 | $78 | |
99239 |
Hospital discharge day management, more than 30 minutes | 195 | 191 | $113 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 113 | 58 | $50 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 80 | 30 | $114 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 60 | 58 | $164 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 37 | 37 | $127 | |
99238 |
Hospital discharge day management, 30 minutes or less | 13 | 13 | $76 |
In context: peer comparison
Among 12 peers in this city , average services per provider: 139. This provider delivers 8.7× the peer median.Open Payments
Industry payments received
All-time total
$40
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 1 | $23.91 | |
| Gilead Sciences, Inc. | 1 | $15.70 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
240
Patients
93
Total drug cost
$22,090
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Eliquis (Apixaban) | Brand | 29 | 0 | $20,570 |
| Atorvastatin Calcium | Generic | 27 | 16 | $186 |
| Furosemide | Generic | 20 | 0 | $64 |
| Amlodipine Besylate | Generic | 18 | 12 | $102 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 18 | 17 | $131 |
| Losartan Potassium | Generic | 18 | 0 | $145 |
| Metoprolol Succinate | Generic | 17 | 11 | $191 |
| Spironolactone | Generic | 17 | 0 | $120 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 14 | 0 | $84 |
| Ondansetron Odt (Ondansetron) | Brand | 14 | 14 | $103 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Inniss's medical specialty?
Dr. Michael Inniss practices Hospitalist Physician in Great Falls, MT.
Where does Dr. Michael Inniss practice?
Dr. Michael Inniss practices at 1101 26Th St S, Great Falls, MT 594055161. Office phone: 4067318888.
What is Dr. Michael Inniss's NPI?
Dr. Michael Inniss's National Provider Identifier (NPI) is 1891090734, issued by NPPES.
Does Dr. Michael Inniss accept Medicare assignment?
Yes. Dr. Michael Inniss accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Inniss commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.