All ICD10 Codes

M35.8

Non-Billable
ChapterM00–M99
Ranksubcategory
Official Description

Other specified systemic involvement of connective tissue

Use a more specific code (2 billable)
M35.81Multisystem inflammatory syndromeM35.89Other specified systemic involvement of connective tissue
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 M30-M36 NotesView M35 Notes

Clinical Hierarchy

BillableHas subcodes
CH13Diseases of the musculoskeletal system and connective tissue (M00-M99)
M30-M36Systemic connective tissue disorders (M30-M36)
M35Other systemic involvement of connective tissue
M35.8Other specified systemic involvement of connective tissueNot billable
M35.81Multisystem inflammatory syndromeBillable
M35.89Other specified systemic involvement of connective tissueBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to M35.8:

categoryM35
Other systemic involvement of connective tissue
View context instructions
blockM30-M36
Systemic connective tissue disorders (M30-M36)
View context instructions
chapterCH13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
View context instructions

Code History

  • FY 01/01/21: Superseded by M35.81
  • FY 01/01/21: Superseded by M35.89

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Other specified systemic involvement of connective tissue.

Search PCS Codes