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ICD-10-CM 2027

ICD-10 code for Prolymphocytic leukemia

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Leukemia, leukemic › prolymphocytic”. Page updated September 29, 2026.

About coding Prolymphocytic leukemia

The official ICD-10-CM index doesn't give a single default code for prolymphocytic leukemia; the code depends on the details below.

More specific Prolymphocytic leukemia codes (official index)

  • of B-cell type C91.3 — Prolymphocytic leukemia of B-cell type
  • of T-cell type C91.6 — Prolymphocytic leukemia of T-cell type