M06.26 Rheumatoid bursitis, kneeNon-billable header with 3 child codes.
M06.261 Rheumatoid bursitis, right kneeM06.262 Rheumatoid bursitis, left kneeM06.269 Rheumatoid bursitis, unspecified kneeM06.249 Rheumatoid bursitis, unspecified handM06.25 Rheumatoid bursitis, hipM06.251 Rheumatoid bursitis, right hipM06.252 Rheumatoid bursitis, left hipM06.259 Rheumatoid bursitis, unspecified hipM06.26 Rheumatoid bursitis, knee (this code)M06.261 Rheumatoid bursitis, right kneeM06.262 Rheumatoid bursitis, left kneeM06.269 Rheumatoid bursitis, unspecified kneeM06.27 Rheumatoid bursitis, ankle and footM06.271 Rheumatoid bursitis, right ankle and foot