Uoc USA INC

Reporting payments is a legal requirement; large totals often reflect large product portfolios.

$2.5Mgeneral payments (2019-2025)
$0.00research payments (2019-2025)
277clinicians paid

General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.

General payments by year

2019 $331K
2020 $123K
2021 $298K
2022 $393K
2023 $305K
2024 $449K
2025 $564K

General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.

Products most associated with its payments

Specialties it works with most

Orthopaedic Surgery $2.0M
Adult Reconstructive Orthopaedic Surgery $319K
Sports Medicine (Orthopaedic Surgery) $87K
Surgical Oncology $13K
Neuropathology $10K
Hospitalist $3,989

Clinicians with the largest reported totals

Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.

ClinicianLocationSpecialtyGeneral payments (2019-2025)
Edwin Su New York, NY Orthopaedic Surgery $306,143.90
Richard Steinfeld Vero Beach, FL Orthopaedic Surgery $166,667.19
Ronald Hillock Las Vegas, NV Orthopaedic Surgery $150,915.69
Lindsey Rolston New Castle, IN Orthopaedic Surgery $113,613.77
Charlie Yang Denver, CO Orthopaedic Surgery $107,811.48
Khalid Yousuf Plano, TX Orthopaedic Surgery $103,980.75
Daniel Allison Los Angeles, CA Orthopaedic Surgery $94,091.64
Mark Tuttle Denver, CO Adult Reconstructive Orthopaedic Surgery $91,585.17
Atul Kamath Manasquan, NJ Adult Reconstructive Orthopaedic Surgery $91,454.15
Brad Penenberg Beverly Hills, CA Orthopaedic Surgery $68,562.14

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.