ICD-10-CM > M00-M99 > M20-M25 > M25 > M25.6 > M25.62 M25.62 Stiffness of elbow, not elsewhere classified Non-Billable/Non-Specific Codes M25.621Stiffness of right elbow, not elsewhere classifiedM25.622Stiffness of left elbow, not elsewhere classifiedM25.629Stiffness of unspecified elbow, not elsewhere classified