Which surgery has highest salary?

Orthopedic surgeons have become one of the highest-paid doctors in the world. They diagnose and treat injuries and diseases of the musculoskeletal system.

https://www.grantsformedical.com/what-surgeon-makes-the-most-money.html#:~:text=Orthopedic%20surgeons%20have%20become%20one,diseases%20of%20the%20musculoskeletal%20system.