CPT 2021 professional edition / 
American Medical Association. 
 - Professional edition. 
 - [Chicago, IL] :    American Medical Association,  [2020]. 
 - xxviii, 1196 pages :  color illustrations ;    28 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9781640160491 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine - Terminology - Code numbers.<br/>Health insurance claims--Code numbers.<br/>Medical claims processing industry--Code numbers.
<br/><br/><label>Dewey Class. No.: </label>610.148 AME