C91.0
Non-billableAcute lymphoblastic leukemia [ALL]
C91.0 is the ICD-10-CM code for Acute lymphoblastic leukemia [ALL]. It is a non-billable category code — use a more specific child code such as C91.00 for billing.
C00-D49 Neoplasms
Notes
- •Codes in subcategory C91.0- should only be used for T-cell and B-cell precursor leukemia
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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