Merlynn R. Ragsac, PMHNP-BC
NPI 1841064318ActiveIndividual· Clinical Nurse Specialist, Psych/Mental Health· Las Vegas, NV
Clinical Nurse Specialist, Psych/Mental Health (PMHNP-BC) with Eugene Rosenman MD Ltd and 1 other group, practicing in Las Vegas, Nevada. Part D covered 1,293 prescriptions written in 2024, 98% of them generic. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 5 companies reporting payments in 2025, $897.97 in all, mostly food and beverage.
Overview
| NPI | 1841064318 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Nov 14, 2023 |
| Last updated in NPPES | May 1, 2024 |
| Certified by provider | May 1, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Clinical Nurse Specialist, Psych/Mental Health Primary | 364SP0808X | 872845 | NV |
| Nurse Practitioner, Psych/Mental Health | 363LP0808X | 872845 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,293 · 1,742 30-day fills |
|---|---|
| Patients | 202 |
| Total drug cost | $37,409 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Eugene Rosenman MD LtdLas Vegas, NV · 13 clinicians
- Nevada Integrated HealthcareLas Vegas, NV · 3 clinicians
Industry payments (Open Payments)
- 2025$897.97 · 26 payments from 5 companies
- 2024$307.35 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $387.52 | 17 |
| Neurocrine Biosciences, Inc. | $272.76 | 2 |
| Otsuka America Pharmaceutical, Inc. | $176.54 | 4 |
| Abbvie Inc. | $47.10 | 2 |
| E.R. Squibb & Sons, L.L.C. | $14.05 | 1 |
What the 2025 payments were for
- Food and Beverage$897.97 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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