Doctor profile · Federal record
Dr. Sean Marx, MD
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Surgery Physician · Orthopaedic Surgery Physician · Sports Medicine (Orthopaedic Surgery) Physician · Student in an Organized Health Care Education/Training Program · Columbia, MO
- NPI 1326458647
- Accepts Medicare
- 12 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1 S Keene St
Columbia, MO 652017199
(573) 443-2402 - Additional location
-
225 E Sonterra Blvd Ste 220
San Antonio, TX 782583992
(210) 614-5100
fax (210) 614-5103
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- March 17, 2025
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State licenses (3)
- Missouri #2024041771 · New Hampshire #20736 · Texas #T2209
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326458647. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,190
Distinct HCPCS
9
Medicare allowed
$90,966
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J7331 |
Hyaluronan or derivative, synojoynt, for intra-articular injection, 1 mg | 1,020 | 13 | $13 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 255 | 145 | $86 | |
20610 |
Aspiration and/or injection of fluid from large joint | 193 | 104 | $65 | |
73030 |
X-ray of shoulder, minimum of 2 views | 168 | 103 | $33 | |
73562 |
X-ray of knee, 3 views | 155 | 87 | $38 | |
J1030 |
Injection, methylprednisolone acetate, 40 mg | 154 | 95 | $7 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 113 | 75 | $121 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 71 | 71 | $107 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 61 | 61 | $156 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 75. This provider delivers 29× the peer median.Open Payments
Industry payments received
All-time total
$44
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| DePuy Synthes Sales Inc. | 1 | $28.12 | |
| Bioventus LLC | 1 | $15.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
184
Patients
137
Total drug cost
$1,641
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Meloxicam | Generic | 104 | 77 | $989 |
| Oxycodone Hcl | Generic | 34 | 19 | $206 |
| Ibuprofen | Generic | 31 | 27 | $311 |
| Methylprednisolone | Generic | 15 | 14 | $134 |
Hospital affiliations
Frequently asked questions
What is Dr. Sean Marx's medical specialty?
Dr. Sean Marx practices Orthopaedic Surgery Physician in Columbia, MO.
Where does Dr. Sean Marx practice?
Dr. Sean Marx practices at 1 S Keene St, Columbia, MO 652017199. Office phone: 5734432402.
What is Dr. Sean Marx's NPI?
Dr. Sean Marx's National Provider Identifier (NPI) is 1326458647, issued by NPPES.
Does Dr. Sean Marx accept Medicare assignment?
Yes. Dr. Sean Marx accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sean Marx commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, synojoynt, for intra-articular injection, 1 mg (HCPCS J7331); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.