Doctor profile · Federal record
Dr. Andrew Assenmacher, M.D.
Sports Medicine (Orthopaedic Surgery) Physician (CMS: Orthopedic Surgery) · Sports Medicine (Orthopaedic Surgery) Physician · Orthopaedic Surgery Physician · Orthopaedic Surgery Physician · Monroe, MI
- NPI 1578791240
- Accepts Medicare
- 17 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1420 N Monroe St
Monroe, MI 481624211
(734) 240-8480
fax (734) 384-0469
Credentials & registration
- NPI registered
- July 2009 — 17 yrs on file
- Profile last updated
- December 11, 2024
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207XX0005X — NUCC code
- State licenses (2)
- Michigan #4301095012 · Ohio #35.129521
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578791240. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,301
Distinct HCPCS
10
Medicare allowed
$108,511
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 668 | 58 | $1 | |
73030 |
X-ray of shoulder, minimum of 2 views | 144 | 97 | $33 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 95 | 86 | $123 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 88 | 73 | $86 | |
20610 |
Aspiration and/or injection of fluid from large joint | 43 | 32 | $72 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 42 | 42 | $161 | |
20611 |
Aspiration and/or injection of fluid large joint using ultrasound guidance | 36 | 29 | $110 | |
73564 |
X-ray of knee, 4 or more views | 34 | 28 | $45 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 25 | 25 | $102 | |
23472 |
Prosthetic repair of shoulder joint, total shoulder | 22 | 22 | $1,427 |
In context: peer comparison
Among 1 peers in Monroe Sports Medicine (Orthopaedic Surgery) Physician, average services per provider: 81. This provider delivers 16× the peer median.Open Payments
Industry payments received
All-time total
$568
Transactions
7
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Zimmer Biomet Holdings, INC. | 2 | $193.98 | |
| Stryker Corporation | 1 | $170.09 | |
| Arthrex, INC. | 1 | $83.31 | |
| Rock Medical Orthopedics, INC. | 1 | $66.10 | |
| Smith+Nephew, INC. | 1 | $36.23 | |
| Solventum Corporation | 1 | $18.49 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
136
Patients
126
Total drug cost
$776
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 107 | 100 | $650 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 16 | 13 | $92 |
| Tramadol Hcl | Generic | 13 | 13 | $33 |
Frequently asked questions
What is Dr. Andrew Assenmacher's medical specialty?
Dr. Andrew Assenmacher practices Sports Medicine (Orthopaedic Surgery) Physician in Monroe, MI.
Where does Dr. Andrew Assenmacher practice?
Dr. Andrew Assenmacher practices at 1420 N Monroe St, Monroe, MI 481624211. Office phone: 7342408480.
What is Dr. Andrew Assenmacher's NPI?
Dr. Andrew Assenmacher's National Provider Identifier (NPI) is 1578791240, issued by NPPES.
Does Dr. Andrew Assenmacher accept Medicare assignment?
Yes. Dr. Andrew Assenmacher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Assenmacher commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); X-ray of shoulder, minimum of 2 views (HCPCS 73030); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.