AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2022 Issue 4; New/Revised ICD-10-CM Codes

Heparin-Induced Thrombocytopenia

Code D75.82, Heparin induced thrombocytopenia (HIT) was expanded and new codes were created to identify the different types of HIT as follows:D75.821, Non-immune heparin-induced thrombocytopenia D75.822, Immune-mediated heparin-induced thrombocytopenia D75.828, Other heparin-induced thrombocytopenia syndrome D75.829, Heparin-induced thrombocytopenia, unspecified Code D75.84, Other platelet-activating anti-PF4 disorders, was also created to classify conditions such as spontaneous heparin-induced thrombocytopenia syndrome (without heparin exposure), thrombosis with thrombocytopenia syndrome, and vaccine-induced thrombotic thrombocytopenia.HIT is a decrease in platelet count that occurs during or shortly after exposure to heparin, which is used to prevent or treat blood clots. HIT...

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