Donald Kenneth Tillman Jr., D.O.
NPI 1821198037ActiveIndividual· Dermatology· Hays, KS
Dermatology (D.O.) in Hays, Kansas, trained at Nova Southeastern College of Osteo Medicine (class of 1986). 1,419 Medicare patients in 2024, $1,254,352 paid; nearly all of their 478 Part D prescriptions were generic (99%). Sun Pharmaceutical Industries Inc. was the largest of 8 companies reporting payments in 2025, $574.46 in all, mostly food and beverage.
Overview
| NPI | 1821198037 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Sep 25, 2006 |
| Last updated in NPPES | Feb 25, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 0523958 | KS |
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 - Dermatology (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,419 |
|---|---|
| Services billed | 7,918 across 84 procedure codes |
| Paid by Medicare | $1,254,352 |
Part D prescriptions in 2024
| Prescriptions (claims) | 478 · 514 30-day fills |
|---|---|
| Patients | 295 |
| Total drug cost | $19,164 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | Nova Southeastern College of Osteo Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Dermatology |
| Secondary specialties | Micrographic Dermatologic Surgery (Mds) |
Medical group
- Great Plains Dermatology, P.A.Hays, KS · 4 clinicians
Industry payments (Open Payments)
- 2025$574.46 · 26 payments from 8 companies
- 2024$822.27 · 43 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sun Pharmaceutical Industries Inc. | $190.57 | 5 |
| Janssen Biotech, Inc. | $114.13 | 5 |
| Amgen Inc. | $90.36 | 5 |
| Abbvie Inc. | $61.22 | 4 |
| E.R. Squibb & Sons, L.L.C. | $51.38 | 3 |
What the 2025 payments were for
- Food and Beverage$475.46 · 25 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Hays
- 1740380963
- 1871937250