O9A.119 Malignant neoplasm complicating pregnancy, unspecified trimester
The ICD-10-CM code for Malignant neoplasm complicating pregnancy, unspecified trimester is O9A.119 (FY2026). It is a billable, claim-ready diagnosis code.
Classification
- Section
- O94-O9A: Other obstetric conditions, not elsewhere classified (O94-O9A)
- Category O9A
- 41 codes (30 billable)
- FY2026 Status
- Stable since FY2024
U.S. Hospital Utilization
O9A.119 appeared in too few sampled U.S. inpatient stays in 2022 to report a national estimate (AHRQ suppresses counts of 10 or fewer) — a rare inpatient diagnosis.
Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.