2007 ICD-9-CM Procedure 83.85 Other change in muscle or tendon length 83.85 is a specific code that can be used to specify a procedure 83.85 contains 16 index entries View the full Volume 3 83.* hierarchy 83.85 also known as: Hamstring lengthening Heel cord shortening Plastic achillotenotomy Tendon plication Index entries containing 83.85: Achillotenotomy 83.11 plastic 83.85 Achillotomy 83.11 plastic 83.85 Change -- see also Replacement length muscle 83.85 hand 82.55 tendon 83.85 hand 82.55 Lengthening hamstring NEC 83.85 heel cord 83.85 muscle 83.85 extraocular 15.21 multiple (two or more muscles) 15.4 hand 82.55 tendon 83.85 for claw toe repair 77.57 hand 82.55 Operation Poncet lengthening of Achilles tendon 83.85 Vulpius (-Compere) (lengthening of gastrocnemius muscle) 83.85 Plication tendon 83.85 hand 82.55 Poncet operation lengthening of Achilles tendon 83.85 Shortening heel cord 83.85 muscle 83.85 extraocular 15.22 multiple (two or more muscles) 15.4 hand 82.55 tendon 83.85 hand 82.55 Vulpius (-Compere) operation (lengthening of gastrocnemius muscle) 83.85