ICD-10 Code O29.3X3 - Toxic reaction to local anesthesia during pregnancy, third trimester

ICD-10-CM Diagnosis Code O29.3X3

Diagnosis Code: O29.3X3 (Raw: O293X3)

Description: Toxic reaction to local anesthesia during pregnancy, third trimester

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 O29.3X3 is designated for Toxic reaction to local anesthesia during pregnancy, third trimester. 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.