Melanie Dawn Caldwell, PA
NPI 1134176621ActiveIndividual· Physician Assistant, Medical· Houston, TX
Physician Assistant, Medical (PA) with Houston Methodist Specialty Physicians, practicing in Houston, Texas. 189 Medicare patients in 2024, $52,913 paid; all of their 214 Part D prescriptions were generic. Lilly USA, LLC reported $14.81 in payments in 2025, mostly food and beverage. Lists Houston Methodist Cypress Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1134176621 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | May 28, 2006 |
| Last updated in NPPES | Aug 10, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | PA02999 | TX |
| Physician Assistant, Surgical | 363AS0400X | PA02999 | 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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 189 |
|---|---|
| Services billed | 8,739 across 38 procedure codes |
| Paid by Medicare | $52,913 |
Part D prescriptions in 2024
| Prescriptions (claims) | 214 · 250 30-day fills |
|---|---|
| Patients | 89 |
| Total drug cost | $1,709 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliations
- Houston Methodist Cypress HospitalCypress, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$14.81 · 1 payment from 1 company
- 2024$16.85 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $14.81 | 1 |
What the 2025 payments were for
- Food and Beverage$14.81 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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