O28.4 – Abnormal radiological finding on antenatal screening of mother
ICD-10-CM 2027 diagnosis code · Other maternal disorders predominantly related to pregnancy
- Code
O28.4(claims format:O284)- Description
- Abnormal radiological finding on antenatal screening of mother
- Short description
- Abnormal radiolog finding on antenatal screening of mother
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 15. Pregnancy, childbirth and the puerperium (O00-O9A)
- Block
- O20-O29 Other maternal disorders predominantly related to pregnancy
- Parent codes
- O28
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
O28 – Abnormal findings on antenatal screening of mother
- diagnostic findings classified elsewhere - see Alphabetical Index
Block O20-O29
Index terms for O28.4
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in O28
- O28.0 – Abnormal hematological finding on antenatal screening of motherBillable
- O28.1 – Abnormal biochemical finding on antenatal screening of motherBillable
- O28.2 – Abnormal cytological finding on antenatal screening of motherBillable
- O28.3 – Abnormal ultrasonic finding on antenatal screening of motherBillable
- O28.5 – Abnormal chromosomal and genetic finding on antenatal screening of motherBillable
- O28.8 – Other abnormal findings on antenatal screening of motherBillable
- O28.9 – Unspecified abnormal findings on antenatal screening of motherBillable
Frequently asked questions
What is ICD-10 code O28.4?
O28.4 is the ICD-10-CM code for abnormal radiological finding on antenatal screening of mother, in the block O20-O29 (Other maternal disorders predominantly related to pregnancy).
Is O28.4 a billable code?
Yes. O28.4 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does O28.4 belong to?
It belongs to category O28 – Abnormal findings on antenatal screening of mother.
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.