D89.83
Non-billableCytokine release syndrome
D89.83 is the ICD-10-CM code for Cytokine release syndrome. It is a non-billable category code — use a more specific child code such as D89.831 for billing.
D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
Code first
Use additional code
- •code for adverse effect, if applicable, to identify immune checkpoint inhibitors and immunostimulant drugs (T45.AX5)
- •code to identify associated manifestations
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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