Rayna Lea Bernadine McCormick, FNP-C
NPI 1144905399ActiveIndividual· Nurse Practitioner, Family· Dakota Dunes, SD
Nurse Practitioner, Family (FNP-C) with Cnos PC, practicing in Dakota Dunes, South Dakota. 118 Medicare patients in 2024, $16,038 paid; nearly all of their 120 Part D prescriptions were generic (99%). Orthofix Medical, Inc. was the largest of 2 companies reporting payments in 2025, $43.45 in all, mostly food and beverage. Lists Dunes Surgical Hospital as a hospital affiliation.
Overview
| NPI | 1144905399 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Jun 15, 2023 |
| Last updated in NPPES | Sep 6, 2023 |
| Certified by provider | Sep 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | CP002946 | SD |
| Nurse Practitioner, Family | 363LF0000X | F06230491 | IA |
| Nurse Practitioner, Family | 363LF0000X | 114985 | NE |
| Nurse Practitioner, Family | 363LF0000X | A176002 | IA |
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 (IA); Practitioner - Nurse Practitioner (NE); Practitioner - Nurse Practitioner (SD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 118 |
|---|---|
| Services billed | 852 across 41 procedure codes |
| Paid by Medicare | $16,038 |
Part D prescriptions in 2024
| Prescriptions (claims) | 120 · 122 30-day fills |
|---|---|
| Patients | 77 |
| Total drug cost | $1,308 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Cnos PCSioux City, IA · 99 clinicians
Hospital affiliation
- Dunes Surgical HospitalDakota Dunes, SD
Industry payments (Open Payments)
- 2025$43.45 · 2 payments from 2 companies
- 2024$50.81 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Orthofix Medical, Inc. | $23.63 | 1 |
| Vertex Pharmaceuticals Incorporated | $19.82 | 1 |
What the 2025 payments were for
- Food and Beverage$43.45 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner, Family providers in Dakota Dunes
- 1770969164
- 1356827968
- 1912491259
- 1659780278
- 1295656742
- 1184350076
- 1558126706
- 1548627375
- 1942923339
- 1558274423
- 1720695224
- 1558609107