C91.Z2

✓ Billable

Other lymphoid leukemia, in relapse

Neoplasms (C00-D49)

✅ No additional coding notes for C91.Z2

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Code Information

CodeC91.Z2

BillableYes

ParentC91.Z

CategoryNeoplasms (C00-D49)

Excludes10 rule(s)

Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)