Z3A.0 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
Short description: Weeks of gestation of pregnancy, unsp or less than 10 weeks
The 2023 edition of ICD-10-CM Z3A.0 became effective on October 1, 2022.
This is the American ICD-10-CM version of Z3A.0 – other international versions of ICD-10 Z3A.0 may differ.