All ICD10 Codes

M05.86

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other rheumatoid arthritis with rheumatoid factor of knee

Use a more specific code (3 billable)
M05.861Other rheumatoid arthritis with rheumatoid factor of right kneeM05.862Other rheumatoid arthritis with rheumatoid factor of left kneeM05.869Other rheumatoid arthritis with rheumatoid factor of unspecified knee
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 factor
M05.86Other rheumatoid arthritis with rheumatoid factor of kneeNot billable
M05.861Other rheumatoid arthritis with rheumatoid factor of right kneeBillable
M05.862Other rheumatoid arthritis with rheumatoid factor of left kneeBillable
M05.869Other rheumatoid arthritis with rheumatoid factor of unspecified kneeBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M05.86:

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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