Michael Olisadumbili Chiadika, MD
NPI 1245894435ActiveIndividual· Internal Medicine· Columbus, MS
Internal Medicine (MD) in Columbus, Mississippi, trained at University of Mississippi School of Medicine (class of 2018). In 2024 Medicare paid $176,072 for 690 patients, and Part D covered 452 of their prescriptions, 89% of them generic. Novartis Pharmaceuticals Corporation was the largest of 2 companies reporting payments in 2024, $55.79 in all, mostly food and beverage.
Overview
| NPI | 1245894435 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 24, 2019 |
| Last updated in NPPES | Aug 7, 2025 |
| Certified by provider | Aug 7, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 29286 | MS |
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 - Internal Medicine (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 690 |
|---|---|
| Services billed | 2,063 across 10 procedure codes |
| Paid by Medicare | $176,072 |
Part D prescriptions in 2024
| Prescriptions (claims) | 452 · 475 30-day fills |
|---|---|
| Patients | 210 |
| Total drug cost | $28,538 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
Medical groups
- Greenbrook Physician Services, LLCSouthaven, MS · 72 clinicians
- Comprehensive Hospitalists of Ms, LLCOxford, MS · 37 clinicians
Hospital affiliations
- Baptist Memorial Hospital DesotoSouthaven, MS
- Baptist Memorial Hospital North MsOxford, MS
- Panola Medical CenterBatesville, MS
- University of Mississippi Medical Center- GrenadaGrenada, MS
Industry payments (Open Payments)
- 2024$55.79 · 3 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $34.26 | 2 |
| E.R. Squibb & Sons, L.L.C. | $21.53 | 1 |
What the 2024 payments were for
- Food and Beverage$55.79 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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