In order to provide beneficiaries and physicians with incentives to use less costly
      alternatives to inpatient hospital facilities for surgical procedures which may be
      safely and effectively performed on an ambulatory basis, Part B of Medicare provides
      special reimbursement for services furnished in connection with certain ambulatory
      surgical centers (ASCs).
   
   
   
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            A.  
               These rules pertain only to surgical procedures specified by the Secretary on a list
                  published periodically in the Federal Register and included in the Medicare Carriers
                  Manual. For information about particular surgical procedures, contact the Medicare
                  carrier. Each ASC also has a copy of the Federal Register list. Other surgical procedures
                  not included in the list are not reimbursable under these provisions.
                
 
 
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            B.  
               ASCs are distinct entities (either hospital-based or free-standing) which operate
                  exclusively for the purpose of furnishing outpatient surgical services to patients,
                  enter into agreements with CMS to do so, and meet the conditions set forth in 42 CFR
                  416.20 to 416.75. ASCs are reimbursed on the basis of a prospective rate established
                  by CMS for facility services furnished in connection with covered surgical procedures.
                
 
 
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            C.  
               Medicare will pay a physician 100 percent of reasonable charges for services (including
                  pre- and post-operative services) furnished in connection with ASC covered surgical
                  procedures if:
                
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                        1.  
                           The services that are furnished are on the ASC list; 
 
 
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                        2.  
                           The surgical procedures are performed in a participating ASC, on an outpatient basis
                              in a hospital or in a hospital affiliated ambulatory surgical center; and
                            
 
 
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                        3.  
                           The physician accepts assignment for those services.