Michael Todd Mathisen, APRN, PMHNP-BC
NPI 1114487881ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Las Vegas, NV
Nurse Practitioner, Psych/Mental Health (APRN, PMHNP-BC) with Medtrans Behavioral Nevada Casal PLLC, practicing in Las Vegas, Nevada. Their prescriptions cost Medicare Part D more than their services did: $383,279 for 1,109 claims, against $10,726 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 13 companies reporting payments in 2025, $2,490 in all, mostly food and beverage.
Overview
| NPI | 1114487881 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN, PMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Mar 20, 2019 |
| Last updated in NPPES | Mar 20, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 818912 | NV |
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 - Nurse Practitioner (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 3,023 across 11 procedure codes |
| Paid by Medicare | $10,726 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,109 · 1,637 30-day fills |
|---|---|
| Patients | 56 |
| Total drug cost | $383,279 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Medtrans Behavioral Nevada Casal PLLCReno, NV · 56 clinicians
Industry payments (Open Payments)
- 2025$2,490 · 77 payments from 13 companies
- 2024$1,996 · 57 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $647.30 | 11 |
| E.R. Squibb & Sons, L.L.C. | $362.68 | 12 |
| Otsuka America Pharmaceutical, Inc. | $343.84 | 11 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $256.69 | 12 |
| Abbvie Inc. | $235.79 | 8 |
What the 2025 payments were for
- Food and Beverage$2,490 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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