O9A – Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
ICD-10-CM 2027 diagnosis code · Other obstetric conditions, not elsewhere classified
ICD-10-CM code
O9A
- Code
O9A(claims format:O9A)- Description
- Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
- Short description
- Maternl malig or injury compl preg/childbrth
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 15. Pregnancy, childbirth and the puerperium (O00-O9A)
- Block
- O94-O9A Other obstetric conditions, not elsewhere classified
Billable codes under O9A
O9A is a header code and cannot be used on claims. Choose the most specific code:
- O9A.1 – Malignant neoplasm complicating pregnancy, childbirth and the puerperiumHeader (more codes below)
- O9A.2 – Injury, poisoning and certain other consequences of external causes complicating pregnancy, childbirth and the puerperiumHeader (more codes below)
- O9A.3 – Physical abuse complicating pregnancy, childbirth and the puerperiumHeader (more codes below)
- O9A.4 – Sexual abuse complicating pregnancy, childbirth and the puerperiumHeader (more codes below)
- O9A.5 – Psychological abuse complicating pregnancy, childbirth and the puerperiumHeader (more codes below)
Frequently asked questions
What is ICD-10 code O9A?
O9A is the ICD-10-CM code for maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium, in the block O94-O9A (Other obstetric conditions, not elsewhere classified).
Is O9A a billable code?
No. O9A is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.