C96.5

Billable

Multifocal and unisystemic Langerhans-cell histiocytosis

C96.5 is the ICD-10-CM code for Multifocal and unisystemic Langerhans-cell histiocytosis. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
C00-D49
Parent
C96
Edition
FY2026

C00-D49 Neoplasms

Includes

  • Hand-Schüller-Christian disease
  • Histiocytosis X, multifocal

Excludes1 — not coded here

  • multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis (C96.0)
  • unifocal Langerhans-cell histiocytosis (C96.6)

Frequently asked questions

What is ICD-10 code C96.5?
C96.5 is the ICD-10-CM code for "Multifocal and unisystemic Langerhans-cell histiocytosis". It falls under C00-D49 Neoplasms.
Is C96.5 a billable code?
Yes — C96.5 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from C96.5?
Excludes1 (not coded here): multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis (C96.0); unifocal Langerhans-cell histiocytosis (C96.6).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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