Mallory Darnell, PMHNP-BC
NPI 1326522194ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Mount Pleasant, SC
Nurse Practitioner, Psych/Mental Health (PMHNP-BC) with Turnwell Mental Health of South Carolina PC, practicing in Mount Pleasant, South Carolina. Part D covered 175 prescriptions written in 2024, 89% of them generic. Axsome Therapeutics, Inc. was the largest of 8 companies reporting payments in 2025, $399.24 in all, mostly food and beverage.
Overview
| NPI | 1326522194 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | No |
| NPI issued | Sep 18, 2018 |
| Last updated in NPPES | Feb 25, 2022 |
| Certified by provider | Feb 25, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 25795 | SC |
| Registered Nurse | 163W00000X | 243909 | SC |
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 (SC) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 175 · 237 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $28,607 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Turnwell Mental Health of South Carolina PCMount Pleasant, SC · 5 clinicians
Industry payments (Open Payments)
- 2025$399.24 · 20 payments from 8 companies
- 2024$89.08 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $103.26 | 4 |
| Abbvie Inc. | $87.43 | 4 |
| Otsuka America Pharmaceutical, Inc. | $75.23 | 4 |
| Janssen Pharmaceuticals, Inc | $55.96 | 3 |
| Indivior Inc. | $28.77 | 2 |
What the 2025 payments were for
- Food and Beverage$399.24 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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