Crystal Merriman, PMHNP
NPI 1255978631ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Miami, OK
Nurse Practitioner, Psych/Mental Health (PMHNP) with Ozark Center, practicing in Miami, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $16,255 for 190 claims, against $756.69 paid for services in 2024. Teva Pharmaceuticals USA, Inc. was the largest of 7 companies reporting payments in 2025, $951.66 in all, mostly food and beverage.
Overview
| NPI | 1255978631 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | No |
| NPI issued | Dec 5, 2019 |
| Last updated in NPPES | Jul 15, 2024 |
| Certified by provider | Jul 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | M0137463 | OK |
| Nurse Practitioner, Family | 363LF0000X | 79127 | KS |
| Nurse Practitioner, Family | 363LF0000X | 137463 | OK |
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 - Nurse Practitioner (KS); Practitioner - Nurse Practitioner (MO); Practitioner - Nurse Practitioner (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 31 across 14 procedure codes |
| Paid by Medicare | $756.69 |
Part D prescriptions in 2024
| Prescriptions (claims) | 190 · 226 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $16,255 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Ozark CenterJoplin, MO · 40 clinicians
Industry payments (Open Payments)
- 2025$951.66 · 8 payments from 7 companies
- 2024$99.14 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $234.40 | 2 |
| Axsome Therapeutics, Inc. | $124.63 | 1 |
| Neurocrine Biosciences, Inc. | $123.61 | 1 |
| Abbvie Inc. | $122.94 | 1 |
| Vanda Pharmaceuticals Inc. | $122.93 | 1 |
What the 2025 payments were for
- Food and Beverage$840.17 · 7 payments
- Education$111.49 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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