ICD-10-CM > M00-M99 > M65-M67 > M67 > M67.3 > M67.35 M67.35 Transient synovitis, hip Non-Billable/Non-Specific Codes M67.351Transient synovitis, right hipM67.352Transient synovitis, left hipM67.359Transient synovitis, unspecified hip