ICD-10-CM > M00-M99 > M05-M14 > M05 > M05.4 > M05.47 M05.47 Rheumatoid myopathy with rheumatoid arthritis of ankle and foot Non-Billable/Non-Specific Applicable To Rheumatoid myopathy with rheumatoid arthritis, tarsus, metatarsus and phalanges Codes M05.471Rheumatoid myopathy with rheumatoid arthritis of right ankle and footM05.472Rheumatoid myopathy with rheumatoid arthritis of left ankle and footM05.479Rheumatoid myopathy with rheumatoid arthritis of unspecified ankle and foot