ICD-10-CM > M00-M99 > M65-M67 > M67 > M67.8 > M67.84 M67.84 Other specified disorders of synovium and tendon, hand Non-Billable/Non-Specific Codes M67.841Other specified disorders of synovium, right handM67.842Other specified disorders of synovium, left handM67.843Other specified disorders of tendon, right handM67.844Other specified disorders of tendon, left handM67.849Other specified disorders of synovium and tendon, unspecified hand