Onyinye I. Iweala, MD, PHD
NPI 1942520416ActiveIndividual· Allergy & Immunology· Chapel Hill, NC
Allergy & Immunology (MD, PHD) in Chapel Hill, North Carolina, trained at Harvard Medical School (class of 2010). Their prescriptions cost Medicare Part D more than their services did: $718,628 for 564 claims, against $9,476 paid for services in 2024. Blueprint Medicines Corporation was the largest of 2 companies reporting payments in 2025, $164.44 in all, mostly food and beverage.
Overview
| NPI | 1942520416 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2010 |
| Last updated in NPPES | Aug 9, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 2013-01673 | NC |
| Internal Medicine | 207R00000X | L-244874 | MA |
| Internal Medicine | 207R00000X | 2013-01673 | NC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 258 across 17 procedure codes |
| Paid by Medicare | $9,476 |
Part D prescriptions in 2024
| Prescriptions (claims) | 564 · 804 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $718,628 |
| Generic share | 62% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- University of North Carolina at Chapel HillChapel Hill, NC · 2,052 clinicians
Hospital affiliation
- Unc HospitalsChapel Hill, NC
Industry payments (Open Payments)
- 2025$164.44 · 2 payments from 2 companies
- 2024$105.48 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Blueprint Medicines Corporation | $114.37 | 1 |
| Genentech, Inc. | $50.07 | 1 |
What the 2025 payments were for
- Food and Beverage$164.44 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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