A neurological surgeon's average salary in the U.S. is $581,258.Orthopedic Surgery--Joint ReplacementJoint replacement surgery is the third-highest medical income in the U.S. Grossing $520,000 a year on average, the joint replacement surgeon is able to replace shoulder, arm, elbow, wrist and knee joints, often specializing in a certain joint such as the knee or a particular patient group, such as