Here are seven statistics on the percentage of physician pay that comes from sources other than guaranteed salary, according to the 2015 Physician Compensation Survey by Physicians Practice.
• None — 35.5 percent
• 1 to 10 percent — 15.6 percent
• 11 to 25 percent — 12.9 percent
• 26 to 50 percent — 7.5 percent
• 51 to 75 percent — 4.3 percent
• More than 75 percent — 4.7 percent
• All of it — 19.5 percent
Note: The survey includes responses from approximately 1,426 physicians.