Here is how Medicare's conversion factors have evolved over 10 years, according to data from the American Medical Association:
2013
Conversation factor: $34.0230
Percent change: -0.04
2014
Conversation factor: $35.8228
Percent change: 5.3
Jan. 1, 2015 - June 30, 2015
Conversation factor: $35.7547
Percent change: -0.19
July 1, 2015 - Dec. 31, 2015
Conversation factor: $35.9335
Percent change: 0.50
2016
Conversation factor: $35.8043
Percent change: -0.36
2017
Conversation factor: $35.8887
Percent change: 0.24
2018
Conversation factor: $35.9996
Percent change: 0.31
2019
Conversation factor: $36.0391
Percent change: 0.11
2020
Conversation factor: $36.0896
Percent change: 0.14
2021
Conversation factor: $34.8931
Percent change: -3.3
2022
Conversation factor: $34.6062
Percent change: -0.80
2023
Conversation factor: $33.8872
Percent change: -2