ICD-10-CM > M00-M99 > M70-M79 > M71 > M71.1 > M71.16 M71.16 Other infective bursitis, knee Non-Billable/Non-Specific Codes M71.161Other infective bursitis, right kneeM71.162Other infective bursitis, left kneeM71.169Other infective bursitis, unspecified knee