D89.839 - Cytokine release syndrome, grade unspecified
ICD-10-CM Chapter 3: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism · D80-D89 Certain disorders involving the immune mechanism (D80-D89) · Subcategory of D89.83 · FY2027
Includes, Excludes and Coding Notes
Add a secondary code to identify the associated condition or cause when it is documented.
- code for adverse effect, if applicable, to identify immune checkpoint inhibitors and immunostimulant drugs (T45.AX5)
- code to identify associated manifestations
Sequence the underlying condition before this code.
- underlying cause, such as:
- complications following infusion, transfusion and therapeutic injection (T80.89-)
- complications of transplanted organs and tissue (T86.-)
Mutually exclusive: these conditions are never reported together with this code.
- hyperglobulinemia NOS (R77.1)
- monoclonal gammopathy (of undetermined significance) (D47.2)
Not part of this code; report both codes when the patient has both conditions.
- transplant failure and rejection (T86.-)
Conditions this code covers.
- defects in the complement system
- immunodeficiency disorders, except human immunodeficiency virus [HIV] disease
- sarcoidosis
Mutually exclusive: these conditions are never reported together with this code.
- autoimmune disease (systemic) NOS (M35.9)
- functional disorders of polymorphonuclear neutrophils (D71-)
Not part of this code; report both codes when the patient has both conditions.
- human immunodeficiency virus [HIV] disease (B20)
Not part of this code; report both codes when the patient has both conditions.
- autoimmune disease (systemic) NOS (M35.9)
- certain conditions originating in the perinatal period (P00-P96)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- human immunodeficiency virus [HIV] disease (B20)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Related condition guides
Documentation requirements, coding pitfalls and FAQs for conditions coded with D89.839.
Codes at the same level as D89.839