Gregory D. Nanney, MD
NPI 1780784645ActiveIndividual· Internal Medicine, Medical Oncology· Newton, KS
Internal Medicine, Medical Oncology (MD) in Newton, Kansas, trained at University of Oklahoma College of Medicine (class of 1981). Their prescriptions cost Medicare Part D more than their services did: $1,134,957 for 530 claims, against $37,070 paid for services in 2024. Lilly USA, LLC was the largest of 2 companies reporting payments in 2024, $119.61 in all, mostly education.
Overview
| NPI | 1780784645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 22, 2006 |
| Last updated in NPPES | Jan 11, 2021 |
| Certified by provider | Jan 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 04-21354 | KS |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 2010033317 | MO |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 04-21354 | KS |
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 - Medical Oncology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 151 |
|---|---|
| Services billed | 908 across 14 procedure codes |
| Paid by Medicare | $37,070 |
Part D prescriptions in 2024
| Prescriptions (claims) | 530 · 792 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $1,134,957 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Mercy Clinic Joplin LLCJoplin, MO · 295 clinicians
Hospital affiliations
- Mercy Hospital CarthageCarthage, MO
- Mercy Hospital JoplinJoplin, MO
Industry payments (Open Payments)
- 2024$119.61 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $105.68 | 1 |
| Daiichi Sankyo Inc. | $13.93 | 1 |
What the 2024 payments were for
- Education$105.68 · 1 payment
- Food and Beverage$13.93 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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