ICD-10-CM Diagnosis Code B18.1
Diagnosis Code: B18.1 (Raw: B181)
Description: Chronic viral hepatitis B without delta-agent
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 B18.1 is designated for Chronic viral hepatitis B without delta-agent. 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.