M31.11: Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]
M31.11 is the billable ICD-10-CM diagnosis code for Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code M31.11?
M31.11 is the ICD-10-CM diagnosis code for Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA]. It belongs to category M31 (Other necrotizing vasculopathies).
Is M31.11 a billable code?
Yes. M31.11 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does M31.11 belong to?
M31.11 is part of ICD-10-CM category M31 — Other necrotizing vasculopathies, which has 26 billable codes.
More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees
Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
Code the diagnosis right
Join providers across the country delivering modern virtual care with CareNiva. Free to start, ready in minutes.
100% Satisfaction Guaranteed — try it risk-free