Two-character code that may follow a five-digit CPT code to indicate a service or procedure has been altered in some way from the stated CPT or HCPCS Level II description but not sufficient to change the basic definition of the service.
The Rantings of the barely human.
Two-character code that may follow a five-digit CPT code to indicate a service or procedure has been altered in some way from the stated CPT or HCPCS Level II description but not sufficient to change the basic definition of the service.