Doctor profile · Federal record
Dr. Eric Williamson, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Rochester, MN
- NPI 1881666022
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Mailing address
-
Po Box 860912, Provider Enrollment - Rst
Minneapolis, MN 554860912
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- March 4, 2025
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (2)
- Minnesota #43264 · Wisconsin #61270
- Medicaid
- MN #211999400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881666022. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
15,437
Distinct HCPCS
10
Medicare allowed
$75,667
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
Q9967 |
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml | 15,000 | 116 | $0 | |
71275 |
Ct scan of blood vessels of chest with contrast | 65 | 64 | $84 | |
74174 |
Ct scan of blood vessels of abdomen and pelvis with contrast | 41 | 40 | $102 | |
74174 |
Ct scan of blood vessels of abdomen and pelvis with contrast | 41 | 41 | $338 | |
71275 |
Ct scan of blood vessels of chest with contrast | 39 | 39 | $200 | |
75574 |
Ct scan of blood vessels and grafts of heart with contrast | 39 | 39 | $260 | |
75574 |
Ct scan of blood vessels and grafts of heart with contrast | 38 | 38 | $112 | |
93880 |
Ultrasound of both sides of head and neck blood flow | 32 | 32 | $194 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 24 | 24 | $86 | |
75635 |
Ct scan of abdominal aorta and both leg arteries with contrast | 21 | 21 | $268 |
In context: peer comparison
Among 127 peers in this city , average services per provider: 637. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$44
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SCPHARMACEUTICALS INC. | 1 | $43.65 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Eric Williamson's medical specialty?
Dr. Eric Williamson practices Diagnostic Radiology Physician in Rochester, MN.
Where does Dr. Eric Williamson practice?
Dr. Eric Williamson practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Eric Williamson's NPI?
Dr. Eric Williamson's National Provider Identifier (NPI) is 1881666022, issued by NPPES.
Does Dr. Eric Williamson accept Medicare assignment?
Yes. Dr. Eric Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Williamson commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Ct scan of blood vessels of chest with contrast (HCPCS 71275); Ct scan of blood vessels of abdomen and pelvis with contrast (HCPCS 74174). Source: CMS Medicare Physician & Other Practitioners file.