Nyssah Dawn Perrine, RN, FPMHNP-BC
NPI 1114226289ActiveIndividual· Nurse Practitioner, Psych/Mental Health· San Angelo, TX
Nurse Practitioner, Psych/Mental Health (RN, FPMHNP-BC) with Shannon Clinic, practicing in San Angelo, Texas. Their prescriptions cost Medicare Part D more than their services did: $151,888 for 2,705 claims, against $29,617 paid for services in 2024. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $60.71 in all, mostly food and beverage. Lists Shannon Medical Center as a hospital affiliation.
Overview
| NPI | 1114226289 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN, FPMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Mar 15, 2011 |
| Last updated in NPPES | Mar 15, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 729871 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 103 |
|---|---|
| Services billed | 447 across 12 procedure codes |
| Paid by Medicare | $29,617 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,705 · 4,295 30-day fills |
|---|---|
| Patients | 158 |
| Total drug cost | $151,888 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Shannon ClinicSan Angelo, TX · 559 clinicians
Hospital affiliation
- Shannon Medical CenterSan Angelo, TX
Industry payments (Open Payments)
- 2025$60.71 · 3 payments from 2 companies
- 2024$76.41 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $36.74 | 2 |
| Axsome Therapeutics, Inc. | $23.97 | 1 |
What the 2025 payments were for
- Food and Beverage$60.71 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 psychiatric nurse practitioners in San Angelo · All psychiatric nurse practitioners in Texas