Remain compliant with annual CPTr code changes and increase claims submission accuracy with the AMA's official coding resource for procedural codes, rules and guidelines. Benefits and Features - Improved! A comprehensive index -- revised and enhanced for 2013 to better aid you in locating codes related to a specific procedure, service, anatomic site, condition, synonym, eponym, or abbreviation - Expanded pathology and laboratory index entries -- include analytes and eliminates redundancy throughout the rest of the index, making it clearer and quicker to search - New! Listing of proprietary test names for multi-analyte assays -- informing you of existing tests that have yet to meet all of the necessary requirements to be placed among the Categoty I codes - Anatomical illustrations -- a limited number of anatomical illustrations added to aid coders in properly assigning CPT codes - Summary of additions, deletions and revisions -- provide a quick reference to 2013 changes - Clinical examples for E/M services codes -- learn how to use and report services - Fourteen appendixes -- offer you quick reference to additional information and resources that cover such topics as modifiers, clinical examples, add-on codes, vascular families