Njideka Emily Orimilikwe, M.D.
NPI 1750549309ActiveIndividual· Internal Medicine, Nephrology· Chillicothe, OH
Internal Medicine, Nephrology (M.D.) with Adena Medical Group LLC, practicing in Chillicothe, Ohio. Their prescriptions cost Medicare Part D more than their services did: $194,100 for 1,614 claims, against $111,581 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 12 companies reporting payments in 2025, $897.19 in all, mostly food and beverage. Lists Adena Fayette Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1750549309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 30, 2008 |
| Last updated in NPPES | Apr 5, 2021 |
| Certified by provider | Apr 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 35.092032 | OH |
| Internal Medicine, Nephrology | 207RN0300X | 246661 | NY |
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 - Nephrology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 413 |
|---|---|
| Services billed | 1,590 across 18 procedure codes |
| Paid by Medicare | $111,581 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,614 · 3,087 30-day fills |
|---|---|
| Patients | 285 |
| Total drug cost | $194,100 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Adena Medical Group LLCChillicothe, OH · 386 clinicians
Hospital affiliations
- Adena Fayette Medical CenterWashington Ch, OH
- Adena Pike Medical CenterWaverly, OH
- Adena Regional Medical CenterChillicothe, OH
- Greenfield Area Medical CenterGreenfield, OH
- Southern Ohio Medical CenterPortsmouth, OH
Other facilities
- Davita Adena DialysisDialysis facility · Chillicothe, OH
- Davita McCarty Lane DialysisDialysis facility · Jackson, OH
- Davita Pike County DialysisDialysis facility · Waverly, OH
- Fmc - Washington CourthouseDialysis facility · Washington Court House, OH
Industry payments (Open Payments)
- 2025$897.19 · 51 payments from 12 companies
- 2024$1,139 · 63 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $306.04 | 17 |
| Novo Nordisk Inc | $139.15 | 6 |
| Alexion Pharmaceuticals, Inc. | $116.04 | 2 |
| Ardelyx, Inc. | $83.55 | 4 |
| Novartis Pharmaceuticals Corporation | $51.53 | 2 |
What the 2025 payments were for
- Food and Beverage$768.99 · 38 payments
- Education$128.20 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Chillicothe
- 1578511952
- 1861629420
- 1912958935
- 1003887381
- 1285632141
- 1023201928