Crosswalk

1. Cross-reference of CPT codes with ICD-9-CM, anesthesia, dental, or HCPCS Level II codes. Also known as data mapping. 2. Cross-reference connection between discontinued CPT codes and new codes that replace them. Also called visit crosswalk. 3. Mapping to locate the corresponding diagnosis between an ICD-9-CM code set and an ICD-10-CM code set.

Crosswalking

When a new test is determined to be similar to an existing test, multiple existing test codes, or a portion of an existing test code, the new test code is then assigned the related existing local fee schedule amounts and resulting national limitation amount. In some instances, a test may only equate to a portion of a test and, in those instances, payment at an appropriate percentage of the payment for the existing test is assigned.

CSR

Customer service representatives support the work of insurance agents with a variety of tasks that must be done within a company or agency to deliver services to and handle requests from clients.

Cumulative approach

Another method for establishing a conversion factor under the Volume Performance Standard system. It brings actual spending in line with targeting spending and also recovers any surpluses or shortfalls in spending from 2 years before Medicare updates in the fee schedule are made.

Cumulative injury

In workers’ compensation cases, that occurring as repetitive mentally or physically traumatic activities extending over a period of time, the combined effect of which causes any disability the need for medical treatment.