William Tanner Dawson, M.D.
NPI 1821291915ActiveIndividual· Radiology, Diagnostic Radiology· Marrero, LA
Radiology, Diagnostic Radiology (M.D.) in Marrero, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 2006). Medicare paid $41,498 for services to 639 patients in 2024. Trisalus Life Sciences, Inc. was the largest of 13 companies reporting payments in 2025, $1,963 in all, mostly food and beverage.
Overview
| NPI | 1821291915 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 7, 2007 |
| Last updated in NPPES | Jun 14, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 205371 | LA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 639 |
|---|---|
| Services billed | 1,123 across 159 procedure codes |
| Paid by Medicare | $41,498 |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Wjh Physician ServicesMarrero, LA · 15 clinicians
- Jefferson Radiology Associates, Inc.Marrero, LA · 14 clinicians
Hospital affiliations
- East Jefferson General HospitalMetairie, LA
- New Orleans East HospitalNew Orleans, LA
- Ochsner Medical Center AcuteNew Orleans, LA
- University Medical Center New OrleansNew Orleans, LA
- West Jefferson Medical CenterMarrero, LA
Industry payments (Open Payments)
- 2025$1,963 · 47 payments from 13 companies
- 2024$1,099 · 31 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Trisalus Life Sciences, Inc. | $1,162 | 30 |
| Boston Scientific Corporation | $234.78 | 2 |
| Penumbra, Inc. | $121.78 | 2 |
| Stryker Corporation | $107.09 | 1 |
| Tersera Therapeutics LLC | $64.02 | 2 |
What the 2025 payments were for
- Food and Beverage$1,963 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 diagnostic radiologists in Marrero · All diagnostic radiologists in Louisiana