GlassScriptMasterloc Femoral Stems
Payments companies reported to CMS as associated with Masterloc Femoral Stems. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.
By year
Payments reported as associated with Masterloc Femoral Stems, per program year, as reported to CMS.
Who makes it
- Medacta USA, INC. $14K associated with Masterloc Femoral Stems (2023-2025)
Specialties most often involved
Where the associated payments went, by the receiving clinician's specialty.
Clinicians most associated with Masterloc Femoral Stems
These are the largest totals companies reported as associated with Masterloc Femoral Stems. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.
| Clinician | Location | Specialty | Associated payments (2023-2025) |
|---|---|---|---|
| Derek Amanatullah | Stanford, CA | Adult Reconstructive Orthopaedic Surgery | $11,822.08 |
| Richard Thoms | Niantic, CT | Orthopaedic Surgery | $2,000.00 |
Prescribed Masterloc Femoral Stems?
See what its makers reported for your doctor. Two steps, private, no account.
Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.