D75.84 — Other platelet-activating anti-PF4 disorders
D75.84 is a billable, specific ICD-10-CM code for other platelet-activating anti-pf4 disorders. It is valid for submission on a claim.
Use additional code
Add a secondary code to capture the detail described below.
- code, if applicable, for adverse effect of other viral vaccine (T50.B95-)
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Spontaneous heparin-induced thrombocytopenia syndrome (without heparin exposure)
- Thrombosis with thrombocytopenia syndrome
- Vaccine-induced thrombotic thrombocytopenia
Risk adjustment
D75.84 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 112 Immune Thrombocytopenia and Specified Coagulation Defects and Hemorrhagic Conditions0.450 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
D75.84 is named in 7 Medicare coverage policies — 7 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56464Billing and Coding: Flow Cytometry
- A56795Billing and Coding: Erythropoiesis Stimulating Agents (ESAs)
- A57594Billing and Coding: Non-Invasive Peripheral Venous Vascular and Hemodialysis Access Studies
- A57689Billing and Coding: Lab: Flow Cytometry
How D75.84 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to D75.84.
- Disorder›platelet-activating anti-PF4, specified NEC
- Syndrome›thrombosis with thrombocytopenia
- Thrombocytopenia, thrombocytopenic›vaccine-induced thrombotic
- Thrombocytopenia, thrombocytopenic›heparin induced›syndrome›spontaneous(without heparin exposure)
Related codes at this level
Codes that share D75.8. If D75.84 is not quite right, the correct code is usually one of these.
Questions about D75.84
- Is D75.84 a billable ICD-10-CM code?
- Yes. D75.84 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does D75.84 sit in the tabular list?
- Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Other disorders of blood and blood-forming organs (D70-D77).