Are orthopedic surgeons choosing procedures for the best clinical outcome or the best financial outcome?

Are docs 'Choosing Wisely'? (Chicago Tribune)
Too many surgeons operate on fractured collarbones rather than letting them heal with the help of a sling, said Dr. Augusto Sarmiento, a retired surgeon.
Challenged to list several questionable procedures that are commonly used in their field, America's joint surgeons came out against custom shoe inserts and two types of dietary supplements.
They also discouraged the long-term use of wrist splints after carpal tunnel surgery and an infrequently performed procedure in which doctors wash a painful knee joint with saline.
These choices share one thing...