Stephen J. Usala, MD PHD
NPI 1992879563ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Amarillo, TX
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD PHD) with Texas Tech University Health Sciences Center Amarillo, practicing in Amarillo, Texas. Their prescriptions cost Medicare Part D more than their services did: $13,552 for 288 claims, against $7,492 paid for services in 2024.
Overview
| NPI | 1992879563 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD PHD |
| Sole proprietor | No |
| NPI issued | Nov 17, 2006 |
| Last updated in NPPES | Nov 19, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | J9835 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Endocrinology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 47 |
|---|---|
| Services billed | 86 across 3 procedure codes |
| Paid by Medicare | $7,492 |
Part D prescriptions in 2024
| Prescriptions (claims) | 288 · 684 30-day fills |
|---|---|
| Patients | 68 |
| Total drug cost | $13,552 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
Medical group
- Texas Tech University Health Sciences Center AmarilloAmarillo, TX · 76 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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