Doctor profile · Federal record
Dr. Michael Maxwell, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Bozeman, MT
- NPI 1114926300
- Accepts Medicare
- MIPS 86.2 / 100 · 2023
- 37 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
915 Highland Blvd
Bozeman, MT 597156902
(406) 414-5000 - Additional location
-
333 N Dobson RD, Ste 15
Chandler, AZ 852244412
(480) 782-6900
fax (480) 782-6905
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- April 9, 2025
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 208G00000X — NUCC code
- State licenses (2)
- Montana #12361 · Arizona #31814
- Medicaid
- AZ #819055
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1114926300. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
332
Distinct HCPCS
10
Medicare allowed
$76,781
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 80 | 67 | $86 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 54 | 52 | $126 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 46 | 46 | $165 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 39 | 39 | $161 | |
33533 |
Coronary artery bypass using artery graft, 1 graft | 26 | 26 | $1,385 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 22 | 22 | $213 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 22 | 11 | $48 | |
33518 |
Coronary artery bypass using vein or artery graft, 2 grafts | 17 | 17 | $346 | |
33508 |
Harvest of vein using an endoscope | 15 | 15 | $14 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 11 | 11 | $124 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 33. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$1,411
Transactions
25
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| W. L. Gore & Associates, Inc. | 5 | $356.78 | |
| Abbott Laboratories | 5 | $323.46 | |
| Medtronic, Inc. | 7 | $302.67 | |
| ABIOMED | 2 | $252.59 | |
| ATRICURE, INC. | 2 | $63.51 | |
| Bolton Medical Inc | 1 | $44.57 | |
| Davol Inc. | 1 | $28.49 | |
| Ethicon US, LLC | 1 | $21.59 | |
| LeMaitre Vascular, Inc. | 1 | $17.24 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
33
Patients
12
Total drug cost
$290
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 18 | 0 | $108 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 15 | 12 | $182 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Maxwell's medical specialty?
Dr. Michael Maxwell practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Bozeman, MT.
Where does Dr. Michael Maxwell practice?
Dr. Michael Maxwell practices at 915 Highland Blvd, Bozeman, MT 597156902. Office phone: 4064145000.
What is Dr. Michael Maxwell's NPI?
Dr. Michael Maxwell's National Provider Identifier (NPI) is 1114926300, issued by NPPES.
Does Dr. Michael Maxwell accept Medicare assignment?
Yes. Dr. Michael Maxwell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Maxwell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.