All ICD10 Codes

M05.8

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other rheumatoid arthritis with rheumatoid factor

Use a more specific code (3 billable, 7 non-billable)
M05.80Other rheumatoid arthritis with rheumatoid factor of unspecified siteM05.81Other rheumatoid arthritis with rheumatoid factor of shoulderhas subcodesM05.82Other rheumatoid arthritis with rheumatoid factor of elbowhas subcodesM05.83Other rheumatoid arthritis with rheumatoid factor of wristhas subcodesM05.84Other rheumatoid arthritis with rheumatoid factor of handhas subcodesM05.85Other rheumatoid arthritis with rheumatoid factor of hiphas subcodesM05.86Other rheumatoid arthritis with rheumatoid factor of kneehas subcodesM05.87Other rheumatoid arthritis with rheumatoid factor of ankle and foothas subcodesM05.89Other rheumatoid arthritis with rheumatoid factor of multiple sitesM05.8AOther rheumatoid arthritis with rheumatoid factor of other specified site
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
M05.8Other rheumatoid arthritis with rheumatoid factorNot billable
M05.80Other rheumatoid arthritis with rheumatoid factor of unspecified siteBillable
M05.81Other rheumatoid arthritis with rheumatoid factor of shoulderSubcodes
M05.82Other rheumatoid arthritis with rheumatoid factor of elbowSubcodes
M05.83Other rheumatoid arthritis with rheumatoid factor of wristSubcodes
M05.84Other rheumatoid arthritis with rheumatoid factor of handSubcodes
M05.85Other rheumatoid arthritis with rheumatoid factor of hipSubcodes
M05.86Other rheumatoid arthritis with rheumatoid factor of kneeSubcodes
M05.87Other rheumatoid arthritis with rheumatoid factor of ankle and footSubcodes
M05.89Other rheumatoid arthritis with rheumatoid factor of multiple sitesBillable
M05.8AOther rheumatoid arthritis with rheumatoid factor of other specified siteBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M05.8:

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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