ICD-10-CM > M00-M99 > M70-M79 > M70 > M70.0 > M70.04 M70.04 Crepitant synovitis (acute) (chronic), hand Non-Billable/Non-Specific Codes M70.041Crepitant synovitis (acute) (chronic), right handM70.042Crepitant synovitis (acute) (chronic), left handM70.049Crepitant synovitis (acute) (chronic), unspecified hand