ICD-10 Code T50.B16D - Underdosing of smallpox vaccines, subsequent encounter

ICD-10-CM Diagnosis Code T50.B16D

Diagnosis Code: T50.B16D (Raw: T50B16D)

Description: Underdosing of smallpox vaccines, subsequent 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 T50.B16D is designated for Underdosing of smallpox vaccines, subsequent 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.