ICD-10-CM > M00-M99 > M05-M14 > M13 > M13.1 > M13.14 M13.14 Monoarthritis, not elsewhere classified, hand Non-Billable/Non-Specific Codes M13.141Monoarthritis, not elsewhere classified, right handM13.142Monoarthritis, not elsewhere classified, left handM13.149Monoarthritis, not elsewhere classified, unspecified hand