Naviswiss, INC.

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

$186Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
53clinicians 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

2023 $24K
2024 $49K
2025 $113K

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 $170K
Adult Reconstructive Orthopaedic Surgery $14K
Orthopaedic Trauma $1,500
Hand Surgery $242
Physician Assistant $123
Surgery $117

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)
Stephen Raterman Tampa, FL Orthopaedic Surgery $56,027.61
Alejandro Gonzalez Della Valle New York, NY Orthopaedic Surgery $33,241.27
Stefan Kreuzer Houston, TX Orthopaedic Surgery $28,298.75
Michael Bradley Wakefield, RI Orthopaedic Surgery $21,104.65
Corey Ponder Oklahoma City, OK Adult Reconstructive Orthopaedic Surgery $10,868.30
Daniel Whiting Missoula, MT Orthopaedic Surgery $8,969.85
Eric Slotkin West Reading, PA Orthopaedic Surgery $7,313.51
George Branovacki Orland Park, IL Orthopaedic Surgery $6,098.12
Ajay Premkumar Atlanta, GA Adult Reconstructive Orthopaedic Surgery $3,123.81
Albert Gillespy Daytona Beach, FL Orthopaedic Surgery $1,518.94

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.