ICD-10 Code T88.6XXA - Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered, initial encounter

ICD-10-CM Diagnosis Code T88.6XXA

Diagnosis Code: T88.6XXA (Raw: T886XXA)

Description: Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered, initial encounter

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

Fiscal Year: 2026

CMS Section 111 Status: Valid for reporting.

Overview & Clinical Details

ICD-10-CM code T88.6XXA is designated for Anaphylactic reaction due to adverse effect of correct drug or medicament properly administered, initial encounter. 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.