2007 ICD-9-CM Procedure 81.28 Interphalangeal fusion 81.28 is a specific code that can be used to specify a procedure 81.28 contains 3 index entries View the full Volume 3 81.* hierarchy Index entries containing 81.28: Arthrodesis (compression) (extra-articular) (intra-articular) (with bone graft) (with fixation device) 81.20 finger 81.28 interphalangeal finger 81.28 Fusion joint (with bone graft) -- see also Arthrodesis 81.20 interphalangeal, finger 81.28