Melissa C. Lockhart, PHD, GNP BC
NPI 1376620096ActiveIndividual· Nurse Practitioner, Gerontology· Cypress, TX
Nurse Practitioner, Gerontology (PHD, GNP BC) with Tmc Provider Group PLLC, practicing in Cypress, Texas. Their prescriptions cost Medicare Part D more than their services did: $98,591 for 965 claims, against $3,921 paid for services in 2024. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $38.48 in all, mostly food and beverage.
Overview
| NPI | 1376620096 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHD, GNP BC |
| Sole proprietor | No |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Feb 10, 2025 |
| Certified by provider | Feb 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | AP111268 | TX |
| Nurse Practitioner | 363L00000X | 2-25518 | TX |
| Nurse Practitioner, Family | 363LF0000X | AP111268 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 117 across 20 procedure codes |
| Paid by Medicare | $3,921 |
Part D prescriptions in 2024
| Prescriptions (claims) | 965 · 2,188 30-day fills |
|---|---|
| Patients | 232 |
| Total drug cost | $98,591 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Tmc Provider Group PLLCSelma, TX · 211 clinicians
Industry payments (Open Payments)
- 2025$38.48 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $21.39 | 1 |
| Amgen Inc. | $17.09 | 1 |
What the 2025 payments were for
- Food and Beverage$38.48 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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