All ICD10 Codes

M05.4

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Rheumatoid myopathy with rheumatoid arthritis

Use a more specific code (2 billable, 7 non-billable)
M05.40Rheumatoid myopathy with rheumatoid arthritis of unspecified siteM05.41Rheumatoid myopathy with rheumatoid arthritis of shoulderhas subcodesM05.42Rheumatoid myopathy with rheumatoid arthritis of elbowhas subcodesM05.43Rheumatoid myopathy with rheumatoid arthritis of wristhas subcodesM05.44Rheumatoid myopathy with rheumatoid arthritis of handhas subcodesM05.45Rheumatoid myopathy with rheumatoid arthritis of hiphas subcodesM05.46Rheumatoid myopathy with rheumatoid arthritis of kneehas subcodesM05.47Rheumatoid myopathy with rheumatoid arthritis of ankle and foothas subcodesM05.49Rheumatoid myopathy with rheumatoid arthritis of multiple sites
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (M00-M99).
General instructions are available for the parent sections:
View CH13 NotesView M05 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M05-M14Inflammatory polyarthropathies (M05-M14)
M05Rheumatoid arthritis with rheumatoid factor
M05.4Rheumatoid myopathy with rheumatoid arthritisNot billable
M05.40Rheumatoid myopathy with rheumatoid arthritis of unspecified siteBillable
M05.41Rheumatoid myopathy with rheumatoid arthritis of shoulderSubcodes
M05.42Rheumatoid myopathy with rheumatoid arthritis of elbowSubcodes
M05.43Rheumatoid myopathy with rheumatoid arthritis of wristSubcodes
M05.44Rheumatoid myopathy with rheumatoid arthritis of handSubcodes
M05.45Rheumatoid myopathy with rheumatoid arthritis of hipSubcodes
M05.46Rheumatoid myopathy with rheumatoid arthritis of kneeSubcodes
M05.47Rheumatoid myopathy with rheumatoid arthritis of ankle and footSubcodes
M05.49Rheumatoid myopathy with rheumatoid arthritis of multiple sitesBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M05.4:

categoryM05
Rheumatoid arthritis with rheumatoid factor
View context instructions
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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