Theresa D. Fontaine, NP
NPI 1639687437ActiveIndividual· Nurse Practitioner· Ozark, AR
Nurse Practitioner (NP) with Mercy Clinic Fort Smith Communities, practicing in Ozark, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $531,082 for 9,142 claims, against $42,664 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 8 companies reporting payments in 2025, $306.34 in all, mostly food and beverage. Lists Mercy Hospital Fort Smith and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1639687437 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jan 15, 2018 |
| Last updated in NPPES | Jan 15, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | A005460 | AR |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 238 |
|---|---|
| Services billed | 2,130 across 49 procedure codes |
| Paid by Medicare | $42,664 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,142 · 15,921 30-day fills |
|---|---|
| Patients | 483 |
| Total drug cost | $531,082 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Mercy Clinic Fort Smith CommunitiesFort Smith, AR · 372 clinicians
Hospital affiliations
- Mercy Hospital Fort SmithFort Smith, AR
- Mercy Hospital OzarkOzark, AR
- Mercy Hospital ParisParis, AR
Industry payments (Open Payments)
- 2025$306.34 · 17 payments from 8 companies
- 2024$476.65 · 24 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $99.70 | 6 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $49.80 | 2 |
| Exact Sciences Corporation | $37.66 | 2 |
| Novo Nordisk Inc | $36.41 | 2 |
| Lilly USA, LLC | $32.36 | 2 |
What the 2025 payments were for
- Food and Beverage$306.34 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner providers in Ozark
- 1598797391