2007 ICD-9-CM Procedure 77.86 Other partial ostectomy, patella 77.86 is a specific code that can be used to specify a procedure 77.86 contains 3 index entries View the full Volume 3 77.* hierarchy Index entries containing 77.86: Excision patella (complete) 77.96 partial 77.86 Patellectomy 77.96 partial 77.86 Removal -- see also Excision patella (complete) 77.96 partial 77.86