Mark Edward Van Wormer, MD
NPI 1013919034ActiveIndividual· General Practice· Clayton, NM
General Practice (MD) with Clayton Health Systems Inc, practicing in Clayton, New Mexico. Part D covered 9,337 prescriptions written in 2024, 82% of them generic. Insulet Corporation was the largest of 2 companies reporting payments in 2025, $37.33 in all, mostly food and beverage. Lists Bsa Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1013919034 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 10, 2005 |
| Last updated in NPPES | Jul 15, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 81333 | NM |
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 - General Practice (NM) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 9,337 · 12,708 30-day fills |
|---|---|
| Patients | 357 |
| Total drug cost | $914,214 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
Medical group
- Clayton Health Systems IncClayton, NM · 5 clinicians
Hospital affiliations
- Bsa HospitalAmarillo, TX
- Union County General HospitalClayton, NM
Other facilities
- Clayton Nursing and Rehab CenterNursing home · Clayton, NM
Industry payments (Open Payments)
- 2025$37.33 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insulet Corporation | $21.58 | 1 |
| Merck Sharp & Dohme LLC | $15.75 | 1 |
What the 2025 payments were for
- Food and Beverage$37.33 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records