Marcelo Silveira Guimaraes, MD
NPI 1790963684ActiveIndividual· Radiology, Vascular & Interventional Radiology· Charleston, SC
Radiology, Vascular & Interventional Radiology (MD) with University Medical Associates of the Medical University of South Carol and 1 other group, practicing in Charleston, South Carolina. Mostly services rather than prescriptions: Medicare paid $68,823 for 520 patients in 2024, with only 30 Part D claims. Terumo Medical Corporation was the largest of 4 companies reporting payments in 2025, $137,305 in all, mostly consulting fees. Lists Kershawhealth and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1790963684 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 4, 2008 |
| Last updated in NPPES | Feb 4, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | AL24517 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Interventional Radiology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 520 |
|---|---|
| Services billed | 2,073 across 149 procedure codes |
| Paid by Medicare | $68,823 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 47 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $6,397 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Interventional Radiology |
| Secondary specialties | Diagnostic Radiology |
| Telehealth | Offers telehealth |
Medical groups
- University Medical Associates of the Medical University of South CarolCharleston, SC · 1,668 clinicians
- Musc Community PhysiciansCentennial, CO · 1,544 clinicians
Hospital affiliations
- KershawhealthCamden, SC
- Musc Health Columbia Medical Center DowntownColumbia, SC
- Musc Health Florence Medical CenterFlorence, SC
- Musc Medical CenterCharleston, SC
- Tidelands Waccamaw Community HospitalMurrells Inlet, SC
Industry payments (Open Payments)
- 2025$137,305 · 141 payments from 4 companies
- 2024$111,073 · 81 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Terumo Medical Corporation | $131,519 | 135 |
| Baylis Medical Technologies Inc. | $4,413 | 3 |
| Siemens Medical Solutions USA, Inc. | $1,313 | 1 |
| Medtronic, Inc. | $60.71 | 2 |
What the 2025 payments were for
- Consulting Fee$116,013 · 49 payments
- Travel and Lodging$18,525 · 40 payments
- Food and Beverage$2,767 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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