Device United Knee and Oncology Systems

U2 and Ustar II

Payments companies reported to CMS as associated with U2 and Ustar II. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.

$4,172associated payments (2023-2025)
10clinicians with associated payments
1company reporting

By year

2023 $277
2024 $3,895

Payments reported as associated with U2 and Ustar II, per program year, as reported to CMS.

Who makes it

Specialties most often involved

Orthopaedic Surgery $3,858
Adult Reconstructive Orthopaedic Surgery $205
Orthopaedic Trauma $110

Where the associated payments went, by the receiving clinician's specialty.

Clinicians most associated with U2 and Ustar II

These are the largest totals companies reported as associated with U2 and Ustar II. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.

ClinicianLocationSpecialtyAssociated payments (2023-2025)
Gwo-Chin Lee New York, NY Orthopaedic Surgery $3,000.00
Ronald Hillock Las Vegas, NV Orthopaedic Surgery $222.30
Michael Langworthy North Dartmouth, MA Orthopaedic Surgery $204.61
Arthur Manoli Wilton, CT Adult Reconstructive Orthopaedic Surgery $204.60
Vlad Gendelman North Hollywood, CA Orthopaedic Surgery $121.71
Graham Hurvitz Santa Barbara, CA Orthopaedic Surgery $121.71
Matthew Cable New Orleans, LA Orthopaedic Surgery $121.43
Brett Barrick Tulsa, OK Orthopaedic Trauma $110.16
George Wendell Feliciano Clearwater, FL Orthopaedic Surgery $33.95
Richard Steinfeld Vero Beach, FL Orthopaedic Surgery $32.01

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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.