ICD-10-CM > M00-M99 > M86-M90 > M89 > M89.4 > M89.44 M89.44 Other hypertrophic osteoarthropathy, hand Non-Billable/Non-Specific Codes M89.441Other hypertrophic osteoarthropathy, right handM89.442Other hypertrophic osteoarthropathy, left handM89.449Other hypertrophic osteoarthropathy, unspecified hand