CMS is not requiring the ordering provider to rewrite the original order with the appropriate ICD-10 code for lab, radiology services, or any other services after ICD-10 implementation on October 1, 2015, including Durable Medical Equipment, Prosthetics, Orthotics, and Supplies (DMEPOS).
A  cost-of-living index is a theoretical price index that measures relative cost of living over time or regions. It is an index that measures differences in the price of goods and services, and allows for substitutions with other items as prices vary.
The Cost of Living Index is the most reliable source of city-to-city comparisons of key consumer costs available anywhere. COLI data is recognized by the U.S. Census Bureau, US Bureau of Labor Statistics, CNN Money, and the President's Council of Economic Advisors.