Mark C. Leu, PA-C
NPI 1376538744ActiveIndividual· Physician Assistant, Medical· Ada, OK
Physician Assistant, Medical (PA-C) with Southern Oklahoma Urology, Inc, practicing in Ada, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $221,855 for 1,881 claims, against $90,866 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 7 companies reporting payments in 2025, $156.24 in all, mostly food and beverage. Lists Arbuckle Memorial Hospital Authority and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1376538744 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 13, 2005 |
| Last updated in NPPES | Aug 11, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA00722 | OK |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 861 |
|---|---|
| Services billed | 2,380 across 20 procedure codes |
| Paid by Medicare | $90,866 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,881 · 2,696 30-day fills |
|---|---|
| Patients | 510 |
| Total drug cost | $221,855 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Southern Oklahoma Urology, IncAda, OK · 2 clinicians
Hospital affiliations
- Arbuckle Memorial Hospital AuthoritySulphur, OK
- Chickasaw Nation Medical CenterAda, OK
- Holdenville General HospitalHoldenville, OK
- Mercy Hospital AdaAda, OK
- Mercy Hospital Ardmore, IncArdmore, OK
Industry payments (Open Payments)
- 2025$156.24 · 7 payments from 7 companies
- 2024$388.14 · 19 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $35.06 | 1 |
| Astellas Pharma US Inc | $26.58 | 1 |
| Teleflex LLC | $25.27 | 1 |
| Myriad Genetic Laboratories, Inc. | $20.33 | 1 |
| Pfizer Inc. | $19.59 | 1 |
What the 2025 payments were for
- Food and Beverage$121.18 · 6 payments
- Education$35.06 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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