Appeal with your documentation of procedure performed.WE BILLED EXPAREL FOR C9290 RT = 266.0 UNITS = $400.00 AND TO THE C9290 LT 266 mg/20 mL Single-dose viaL USING ALL OF IT ON EACH SIDE WITH 27446 RT, 27446 - LT AND 27438 RT AND 27438 LT. BOTH C9290 WERE DENIED. CO-151 Payment adjusted because the payer deems the information submitted does not support this many/frequency of services. WHAT CAN I DO FOR MEDICARE TO PROCESS FOR PAYMENT C9290 WERE USED ON BOTH SIDES... LT