ICD-10-CM > M00-M99 > M05-M14 > M06 > M06.8 > M06.85 M06.85 Other specified rheumatoid arthritis, hip Non-Billable/Non-Specific Codes M06.851Other specified rheumatoid arthritis, right hipM06.852Other specified rheumatoid arthritis, left hipM06.859Other specified rheumatoid arthritis, unspecified hip