Doctor profile · Federal record
Dr. Michael Opsommer
Emergency Medicine Physician (CMS: Emergency Medicine) · Troy, MI
- NPI 1346201548
- Accepts Medicare
- MIPS 84.7 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
44201 Dequindre RD, Ec
Troy, MI 480851117
(248) 964-5111 - Additional location
-
36555 26 Mile RD Ste 1100
Lenox, MI 480483186
(947) 523-4040
fax (947) 523-4011 - Mailing address
-
26901 Beaumont Blvd Ste 3D
Southfield, MI 480333849
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- July 29, 2022
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Michigan #4301063344
- Medicaid
- MI #3416338
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346201548. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
913
Distinct HCPCS
5
Medicare allowed
$128,283
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 505 | 496 | $185 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 226 | 219 | $8 | |
99291 |
Critical care, first 30-74 minutes | 96 | 96 | $223 | |
99284 |
Emergency department visit with moderate level of medical decision making | 74 | 74 | $126 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 12 | 12 | $180 |
In context: peer comparison
Among 16 peers in Troy Emergency Medicine Physician, average services per provider: 194. This provider delivers 4.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
81
Patients
79
Total drug cost
$249
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 41 | 40 | $147 |
| Prednisone | Generic | 24 | 23 | $55 |
| Cephalexin | Generic | 16 | 16 | $47 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Opsommer's medical specialty?
Dr. Michael Opsommer practices Emergency Medicine Physician in Troy, MI.
Where does Dr. Michael Opsommer practice?
Dr. Michael Opsommer practices at 44201 Dequindre RD, Troy, MI 480851117. Office phone: 2489645111.
What is Dr. Michael Opsommer's NPI?
Dr. Michael Opsommer's National Provider Identifier (NPI) is 1346201548, issued by NPPES.
Does Dr. Michael Opsommer accept Medicare assignment?
Yes. Dr. Michael Opsommer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Opsommer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.