M05.49
Billable codeRheumatoid myopathy with rheumatoid arthritis of multiple sites
The ICD-10 code for rheumatoid myopathy with rheumatoid arthritis of multiple sites is M05.49.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M05.40Rheumatoid myopathy with rheumatoid arthritis of unspecified site
- M05.41Rheumatoid myopathy with rheumatoid arthritis of shouldernon-billable header
- M05.42Rheumatoid myopathy with rheumatoid arthritis of elbownon-billable header
- M05.43Rheumatoid myopathy with rheumatoid arthritis of wristnon-billable header
- M05.44Rheumatoid myopathy with rheumatoid arthritis of handnon-billable header
- M05.45Rheumatoid myopathy with rheumatoid arthritis of hipnon-billable header
- M05.46Rheumatoid myopathy with rheumatoid arthritis of kneenon-billable header
- M05.47Rheumatoid myopathy with rheumatoid arthritis of ankle and footnon-billable header
- M05.49Rheumatoid myopathy with rheumatoid arthritis of multiple sites
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 3596Approximate match
- 7140Approximate match
Associated MS-DRGs
M05.49 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.