Amber Dawn Mahar, APRN
NPI 1982203444ActiveIndividual· Nurse Practitioner, Primary Care· Sallisaw, OK
Nurse Practitioner, Primary Care (APRN) with Christopher W Orendorff MD PC, practicing in Sallisaw, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $422,376 for 3,913 claims, against $28,805 paid for services in 2024. Novo Nordisk Inc was the largest of 18 companies reporting payments in 2025, $1,671 in all, mostly food and beverage. Lists Baptist Health - Fort Smith and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1982203444 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | Oct 25, 2020 |
| Last updated in NPPES | Oct 25, 2020 |
| Certified by provider | Oct 25, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Primary Care Primary | 363LP2300X | R0087712 | 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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 1,165 across 35 procedure codes |
| Paid by Medicare | $28,805 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,913 · 6,914 30-day fills |
|---|---|
| Patients | 501 |
| Total drug cost | $422,376 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Christopher W Orendorff MD PCSallisaw, OK · 5 clinicians
Hospital affiliations
- Baptist Health - Fort SmithFort Smith, AR
- Mercy Hospital Fort SmithFort Smith, AR
- Sequoyah County-City of Sallisaw Hospital AuthoritSallisaw, OK
Other facilities
- Elara Caring XviiiHome health agency · Sallisaw, OK
- Professional Home HealthHome health agency · Sallisaw, OK
Industry payments (Open Payments)
- 2025$1,671 · 107 payments from 18 companies
- 2024$2,417 · 145 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $255.46 | 18 |
| Abbvie Inc. | $212.34 | 19 |
| Dexcom, Inc. | $164.20 | 1 |
| Astrazeneca Pharmaceuticals LP | $161.67 | 18 |
| Bayer Healthcare Pharmaceuticals Inc. | $161.30 | 11 |
What the 2025 payments were for
- Food and Beverage$1,671 · 107 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records