ICD-10 Code C96.20 – Malignant mast cell neoplasm, unspecified (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Malignant mast cell neoplasm, unspecified is C96.20.2026 ICD-10-CM Diagnosis Code C96.20 – Malignant mast cell neoplasm, unspecified Related ICD-10 Codes Parent code: C96 – Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue Other codes in same category: C96.0 – Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis, C96.2 – Malignant…