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M35.6

✓ Billable

Relapsing panniculitis [Weber-Christian]

Diseases of the musculoskeletal system and connective tissue (M00-M99)

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❌ Excludes1

direct

Cannot be coded with M35.6

  • • lupus panniculitis (L93.2)
  • • panniculitis NOS (M79.3-)

❌ Excludes1

inherited from M35

Rules from parent category M35: Other systemic involvement of connective tissue

  • • reactive perforating collagenosis (L87.1)

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Code Information

CodeM35.6
BillableYes
ParentM35
CategoryDiseases of the musculoskeletal system and connective tissue (M00-M99)
Excludes13 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)