Amanda Leigh Martin, FNP
Nurse Practitioner, Psych/Mental Health (FNP) with The Chadwick Clinic LLC, practicing in Tupelo, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $117,465 for 937 claims, against $14,833 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 15 companies reporting payments in 2025, $1,781 in all, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1356538045 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Sep 26, 2007 |
| Last updated in NPPES | Mar 3, 2025 |
| Certified by provider | Mar 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | R865619 | MS |
| Nurse Practitioner, Family | 363LF0000X | R865619 | MS |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Mississippi, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Amanda Faith Martin · Nurse/Nurses Aide | 1128b4 | Aug 19, 2021 | Potts Camp, MS |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 32 |
|---|---|
| Services billed | 318 across 11 procedure codes |
| Paid by Medicare | $14,833 |
Part D prescriptions in 2024
| Prescriptions (claims) | 937 · 1,276 30-day fills |
|---|---|
| Patients | 63 |
| Total drug cost | $117,465 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- The Chadwick Clinic LLCTupelo, MS · 2 clinicians
Industry payments (Open Payments)
- 2025$1,781 · 88 payments from 15 companies
- 2024$831.97 · 51 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $398.40 | 16 |
| Abbvie Inc. | $240.57 | 25 |
| Axsome Therapeutics, Inc. | $173.05 | 7 |
| Janssen Pharmaceuticals, Inc | $168.72 | 7 |
| Vanda Pharmaceuticals Inc. | $135.63 | 10 |
What the 2025 payments were for
- Food and Beverage$1,781 · 88 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 psychiatric nurse practitioners in Tupelo · All psychiatric nurse practitioners in Mississippi