ICD-10-CM > S00-T88 > T80-T88 > T80 > T80.8 > T80.82 T80.82 Complication of immune effector cellular therapy Non-Billable/Non-Specific Applicable To Complication of chimeric antigen receptor (CAR-T) cell therapyComplication of IEC therapy Use Additional code to identify the specific complication, such as:cytokine release syndrome (D89.83-)immune effector cell-associated neurotoxicity syndrome (G92.0-) Type 2 Excludes adverse effect of immune checkpoint inhibitors and immunostimulant drugs (T45.AX5)complication of bone marrow transplant (T86.0)complication of stem cell transplant (T86.5) Codes T80.82XA..., initial encounterT80.82XD..., subsequent encounterT80.82XS..., sequela