Mara Deon Chambers, MD
NPI 1639180680ActiveIndividual· Internal Medicine, Hematology & Oncology· Lexington, KY
Internal Medicine, Hematology & Oncology (MD) in Lexington, Kentucky, trained at University of Louisville School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,761,858 for 1,135 claims, against $25,782 paid for services in 2024. Spr Therapeutics, Inc reported $66.18 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1639180680 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 11, 2006 |
| Last updated in NPPES | Dec 10, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 31021 | KY |
| Internal Medicine | 207R00000X | 31021 | KY |
| Internal Medicine, Medical Oncology | 207RX0202X | 31021 | KY |
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 - Medical Oncology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 162 |
|---|---|
| Services billed | 276 across 12 procedure codes |
| Paid by Medicare | $25,782 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,135 · 2,107 30-day fills |
|---|---|
| Patients | 252 |
| Total drug cost | $1,761,858 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
Medical group
- Kentucky Medical Services Foundation, IncLexington, KY · 967 clinicians
Hospital affiliations
- Pikeville Medical CenterPikeville, KY
- University of Kentucky HospitalLexington, KY
Industry payments (Open Payments)
- 2025$66.18 · 1 payment from 1 company
- 2024$25.95 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Spr Therapeutics, Inc | $66.18 | 1 |
What the 2025 payments were for
- Food and Beverage$66.18 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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