Darrin L. Cox, PA-C
NPI 1275617664ActiveIndividual· Physician Assistant· Oskaloosa, KS
Physician Assistant (PA-C) with Cotton-O'Neil Clinic Revocable Trust, practicing in Oskaloosa, Kansas. Their prescriptions cost Medicare Part D more than their services did: $289,926 for 6,067 claims, against $76,564 paid for services in 2024. Lists F W Huston Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1275617664 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 24, 2006 |
| Last updated in NPPES | Sep 10, 2026 |
| Certified by provider | Sep 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 15-00570 | 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 - Physician Assistant (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 282 |
|---|---|
| Services billed | 1,697 across 42 procedure codes |
| Paid by Medicare | $76,564 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,067 · 11,677 30-day fills |
|---|---|
| Patients | 405 |
| Total drug cost | $289,926 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Cotton-O'Neil Clinic Revocable TrustTopeka, KS · 666 clinicians
Hospital affiliations
- F W Huston Medical CenterWinchester, KS
- LmhLawrence, KS
- Stormont Vail HospitalTopeka, KS
Other facilities
- Jefferson County Home Health AgencyHome health agency · Oskaloosa, KS
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records