Karen S. Prill, MD
NPI 1902899818ActiveIndividual· Internal Medicine, Hematology & Oncology· Bristol, TN
Internal Medicine, Hematology & Oncology (MD) in Bristol, Tennessee, trained at University of Texas Medical Branch at Galveston (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $317,256 for 376 claims, against $17,375 paid for services in 2024. Janssen Biotech, Inc. was the largest of 7 companies reporting payments in 2025, $362.42 in all, mostly food and beverage.
Overview
| NPI | 1902899818 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 25, 2005 |
| Last updated in NPPES | Mar 20, 2025 |
| Certified by provider | Mar 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD0000029304 | TN |
| Internal Medicine | 207R00000X | 0101055816 | VA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 0101055816 | VA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 18353-875 | WI |
| Internal Medicine | 207R00000X | 29304 | TN |
| Internal Medicine, Medical Oncology | 207RX0202X | 29304 | TN |
| Internal Medicine, Medical Oncology | 207RX0202X | 0101055816 | VA |
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 - Hematology/Oncology (SD); Practitioner - Medical Oncology (TN); Practitioner - Hematology/Oncology (VA); Practitioner - Internal Medicine (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 114 |
|---|---|
| Services billed | 669 across 36 procedure codes |
| Paid by Medicare | $17,375 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 555 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $317,256 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Thompson Oncology GroupKnoxville, TN · 65 clinicians
- Bon Secours-Richmond Community Hospital LLCRichmond, VA · 43 clinicians
Hospital affiliations
- Bon Secours Richmond Community HospitalRichmond, VA
- Bon Secours St Marys HospitalRichmond, VA
- Fort Sanders Regional Medical CenterKnoxville, TN
- Russell County HospitalLebanon, VA
- Smyth County Community HospitalMarion, VA
Industry payments (Open Payments)
- 2025$362.42 · 13 payments from 7 companies
- 2024$188.42 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $141.99 | 4 |
| Astrazeneca Pharmaceuticals LP | $76.36 | 3 |
| Servier Pharmaceuticals LLC | $47.85 | 2 |
| Merck Sharp & Dohme LLC | $28.11 | 1 |
| Jazz Pharmaceuticals Inc. | $27.58 | 1 |
What the 2025 payments were for
- Food and Beverage$362.42 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other hematologist-oncologists in Bristol
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