ICD-10 Code T45.AX5S - Adverse effect of immune checkpoint inhibitors and immunostimulant drugs, sequela

ICD-10-CM Diagnosis Code T45.AX5S

Diagnosis Code: T45.AX5S (Raw: T45AX5S)

Description: Adverse effect of immune checkpoint inhibitors and immunostimulant drugs, sequela

Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)

Fiscal Year: 2026

CMS Section 111 Status: Valid for reporting (Excluded from No-Fault liability reporting).

Overview & Clinical Details

ICD-10-CM code T45.AX5S is designated for Adverse effect of immune checkpoint inhibitors and immunostimulant drugs, sequela. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.