Ikenna F. Onyebueke, MD
NPI 1700043106ActiveIndividual· Internal Medicine, Critical Care Medicine· Spartanburg, SC
Internal Medicine, Critical Care Medicine (MD) in Spartanburg, South Carolina, licensed in SC and NY, with an NPI issued in May 2008. Their prescriptions cost Medicare Part D more than their services did: $1,331,392 for 3,270 claims, against $178,461 paid for services in 2024. Verona Pharma, Inc. was the largest of 21 companies reporting payments in 2025, $23,354 in all, mostly honoraria. Lists Cherokee Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1700043106 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 22, 2008 |
| Last updated in NPPES | Dec 16, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | 33426 | SC |
| Internal Medicine | 207R00000X | 247177 | NY |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 33426 | 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 - Critical Care (Intensivists) (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 606 |
|---|---|
| Services billed | 3,048 across 41 procedure codes |
| Paid by Medicare | $178,461 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,270 · 4,211 30-day fills |
|---|---|
| Patients | 509 |
| Total drug cost | $1,331,392 |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Pulmonary Disease |
Hospital affiliations
- Cherokee Medical CenterGaffney, SC
- Pelham Medical CenterGreer, SC
- Spartanburg Medical CenterSpartanburg, SC
Industry payments (Open Payments)
- 2025$23,354 · 121 payments from 21 companies
- 2024$1,864 · 68 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Verona Pharma, Inc. | $15,930 | 30 |
| Intuitive Surgical, Inc. | $5,228 | 9 |
| Astrazeneca Pharmaceuticals LP | $605.59 | 9 |
| Genzyme Corporation | $323.54 | 12 |
| Glaxosmithkline, LLC. | $254.58 | 14 |
What the 2025 payments were for
- Honoraria$14,000 · 7 payments
- Education$4,300 · 3 payments
- Food and Beverage$3,151 · 101 payments
- Travel and Lodging$1,639 · 7 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$264.06 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Critical Care Medicine providers in Spartanburg
- 1881734945
- 1609168640
- 1730229808
- 1770857005
- 1457491441
- 1316375140
- 1851431928
- 1194798595
- 1184967929
- 1861466021
- 1285605295
- 1316215171
All Internal Medicine, Critical Care Medicine providers in South Carolina →