Luwanga Uzoma Okoro, D.O
NPI 1689673683ActiveIndividual· Internal Medicine, Cardiovascular Disease· Merrillville, IN
Internal Medicine, Cardiovascular Disease (D.O) in Merrillville, Indiana, trained at University of North Texas Hsc, College of Osteopathic Med (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $554,919 for 3,552 claims, against $159,208 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $1,130 in all, mostly food and beverage.
Overview
| NPI | 1689673683 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | Yes |
| NPI issued | Jul 20, 2005 |
| Last updated in NPPES | Jul 29, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 02003041A | IN |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | C20007607 | DE |
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 - Nuclear Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 859 |
|---|---|
| Services billed | 2,484 across 48 procedure codes |
| Paid by Medicare | $159,208 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,552 · 7,968 30-day fills |
|---|---|
| Patients | 383 |
| Total drug cost | $554,919 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of North Texas Hsc, College of Osteopathic Med |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Nuclear Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
Medical groups
- The Methodist Hospitals IncMerrillville, IN · 129 clinicians
- Methodist Hospitals Cardiographics, LLCGary, IN · 9 clinicians
Hospital affiliations
- Methodist Hospitals IncGary, IN
- The University of Chicago Medical CenterChicago, IL
Industry payments (Open Payments)
- 2025$1,130 · 63 payments from 9 companies
- 2024$755.25 · 43 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $375.74 | 14 |
| Novartis Pharmaceuticals Corporation | $352.02 | 24 |
| Merck Sharp & Dohme LLC | $172.32 | 12 |
| Novo Nordisk Inc | $80.12 | 3 |
| Amgen Inc. | $51.84 | 3 |
What the 2025 payments were for
- Food and Beverage$1,130 · 63 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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