ICD-10-CM > M00-M99 > M05-M14 > M05 > M05.6 > M05.61 M05.61 Rheumatoid arthritis of shoulder with involvement of other organs and systems Non-Billable/Non-Specific Codes M05.611Rheumatoid arthritis of right shoulder with involvement of other organs and systemsM05.612Rheumatoid arthritis of left shoulder with involvement of other organs and systemsM05.619Rheumatoid arthritis of unspecified shoulder with involvement of other organs and systems