ICD-10-CM > M00-M99 > M00-M02 > M02 > M02.8 > M02.84 M02.84 Other reactive arthropathies, hand Non-Billable/Non-Specific Applicable To Other reactive arthropathies, metacarpus and phalanges Codes M02.841Other reactive arthropathies, right handM02.842Other reactive arthropathies, left handM02.849Other reactive arthropathies, unspecified hand