ICD-10-CM Diagnosis Code O9A.111
Diagnosis Code: O9A.111 (Raw: O9A111)
Description: Malignant neoplasm complicating pregnancy, first 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 O9A.111 is designated for Malignant neoplasm complicating pregnancy, first 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.