Rachel Maria Piston, APRN-CNP
NPI 1134780034ActiveIndividual· Nurse Practitioner, Family· Springdale, AR
Nurse Practitioner, Family (APRN-CNP) with Mercy Health Northwest Arkansas Communities, practicing in Springdale, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $22,951 for 247 claims, against $14,140 paid for services in 2024. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $644.28 in all, mostly food and beverage. Lists Mercy Hospital Berryville and 1 other hospital as hospital affiliations.
Overview
| NPI | 1134780034 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-CNP |
| Sole proprietor | No |
| NPI issued | Jun 22, 2019 |
| Last updated in NPPES | Jan 21, 2025 |
| Certified by provider | Jan 21, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 223892 | AR |
| Nurse Practitioner, Acute Care | 363LA2100X | 118256 | OK |
| Nurse Practitioner, Family | 363LF0000X | 118256 | OK |
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 (AR); Practitioner - Nurse Practitioner (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 193 across 15 procedure codes |
| Paid by Medicare | $14,140 |
Part D prescriptions in 2024
| Prescriptions (claims) | 247 · 328 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $22,951 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Mercy Health Northwest Arkansas CommunitiesBella Vista, AR · 318 clinicians
Hospital affiliations
- Mercy Hospital BerryvilleBerryville, AR
- Mercy Hospital Northwest ArkansasRogers, AR
Industry payments (Open Payments)
- 2025$644.28 · 34 payments from 15 companies
- 2024$126.41 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $120.15 | 7 |
| Merck Sharp & Dohme LLC | $86.15 | 5 |
| Alnylam Pharmaceuticals Inc. | $70.40 | 4 |
| Dexcom, Inc. | $67.89 | 3 |
| E.R. Squibb & Sons, L.L.C. | $45.93 | 2 |
What the 2025 payments were for
- Food and Beverage$644.28 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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