Complete ICD-10-CM coding and documentation guide for icd-10 coding for thrombotic thrombocytopenic purpura includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Thrombotic Thrombocytopenic Purpura
Use ICD-10 code M31.1 for thrombotic thrombocytopenic purpura, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Microangiopathic hemolytic anemia
Use to specify the presence of MAHA secondary to TTP.
The ICD-10 code for thrombotic thrombocytopenic purpura is M31.1, used when TTP is confirmed by ADAMTS13 activity <10% and presence of schistocytes.
TTP is coded as M31.1 with ADAMTS13 activity <10%, while ITP is coded as D69.3 with normal ADAMTS13 activity.