ICD-10-CM Diagnosis Code W40.9XXA
Diagnosis Code: W40.9XXA (Raw: W409XXA)
Description: Explosion of unspecified explosive materials, initial encounter
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 W40.9XXA is designated for Explosion of unspecified explosive materials, 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.