ICD-10-CM > M00-M99 > M15-M19 > M19 > M19.0 > M19.02 M19.02 Primary osteoarthritis, elbow Non-Billable/Non-Specific Codes M19.021Primary osteoarthritis, right elbowM19.022Primary osteoarthritis, left elbowM19.029Primary osteoarthritis, unspecified elbow