2007 ICD-9-CM Procedure 85.33 Unilateral subcutaneous mammectomy with synchronous implant 85.33 is a specific code that can be used to specify a procedure 85.33 contains 5 index entries View the full Volume 3 85.* hierarchy 85.33 excludes: that without synchronous implan (85.34) Index entries containing 85.33: Mammectomy -- see also Mastectomy subcutaneous (unilateral) 85.34 with synchronous implant 85.33 Mastectomy (complete) (prophylactic) (simple) (unilateral) 85.41 with preservation of skin and nipple 85.34 with synchronous implant 85.33 subcutaneous 85.34 with synchronous implant 85.33 McKissock operation (breast reduction) 85.33 Operation McKissock (breast reduction) 85.33