Melissa Marie Mayhew, FNP-C
NPI 1518365899ActiveIndividual· Nurse Practitioner, Family· North Charleston, SC
Nurse Practitioner, Family (FNP-C) in North Charleston, South Carolina, trained at Medical University of South Carolina College of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $480,960 for 5,357 claims, against $75,973 paid for services in 2024. Lilly USA, LLC was the largest of 2 companies reporting payments in 2025, $149.01 in all, mostly food and beverage.
Overview
| NPI | 1518365899 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP-C |
| Sole proprietor | No |
| NPI issued | Dec 18, 2014 |
| Last updated in NPPES | Sep 4, 2025 |
| Certified by provider | Sep 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 19139 | SC |
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 (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 271 |
|---|---|
| Services billed | 1,642 across 49 procedure codes |
| Paid by Medicare | $75,973 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,357 · 7,176 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $480,960 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Medical University of South Carolina College of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Liberty Doctors LLCGoose Creek, SC · 44 clinicians
Hospital affiliation
- Trident Medical CenterCharleston, SC
Industry payments (Open Payments)
- 2025$149.01 · 2 payments from 2 companies
- 2024$155.72 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $80.19 | 1 |
| Averitas Pharma Inc. | $68.82 | 1 |
What the 2025 payments were for
- Food and Beverage$149.01 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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