M31.1Non-billable (header)

Thrombotic microangiopathy

Sub-codes of M31.1(3)

M31.1 is a non-billable header. Select a sub-code to bill.

M31.10Thrombotic microangiopathy, unspecified✓ BillableM31.11Hematopoietic stem cell transplantation-associated thromboti…✓ BillableM31.19Other thrombotic microangiopathy✓ Billable

Code Hierarchy

┌13Diseases of the musculoskeletal system and connective tissue (M00-M99)├M30-M36Systemic connective tissue disorders (M30-M36)├M31Other necrotizing vasculopathies
└M31.1Thrombotic microangiopathy

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