Tonya Knoll, D.O.
NPI 1750357547ActiveIndividual· Family Medicine· Hays, KS
Family Medicine (D.O.) in Hays, Kansas, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $259,770 for 3,682 claims, against $67,726 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $205.39 in all, mostly food and beverage.
Overview
| NPI | 1750357547 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Feb 23, 2006 |
| Last updated in NPPES | Dec 18, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 05-29277 | 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 - Family Practice (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 301 |
|---|---|
| Services billed | 2,666 across 48 procedure codes |
| Paid by Medicare | $67,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,682 · 6,658 30-day fills |
|---|---|
| Patients | 444 |
| Total drug cost | $259,770 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Family Practice |
Medical group
- Knoll Clinic LLCHays, KS · 2 clinicians
Hospital affiliations
- Hays Medical CenterHays, KS
- Rooks County Health CenterPlainville, KS
Other facilities
- Angels Care Home Health of Dodge CityHome health agency · Wa Keeney, KS
- Good Samaritan Home Health of Central KansasHome health agency · Hays, KS
Industry payments (Open Payments)
- 2025$205.39 · 12 payments from 4 companies
- 2024$224.31 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $108.63 | 7 |
| Abbvie Inc. | $56.32 | 3 |
| Lilly USA, LLC | $22.31 | 1 |
| Exact Sciences Corporation | $18.13 | 1 |
What the 2025 payments were for
- Food and Beverage$205.39 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 family medicine physicians in Hays · All family medicine physicians in Kansas