M76.5Non-Billable (Header)Patellar tendinitisChild CodesM76.50Patellar tendinitis, unspecified kneeM76.51Patellar tendinitis, right kneeM76.52Patellar tendinitis, left kneeCode Hierarchy└M76Enthesopathies, lower limb, excluding foot└M76.5Patellar tendinitis└M76.5Patellar tendinitis