Is O40.3 a billable code?
No. O40.3 is a header code that groups 0 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
O40.3: Polyhydramnios, third trimester
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
O40.3 groups related diagnoses under polyhydramnios, third trimester. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
O40.3 questions
What does O40.3 mean?
O40.3 is the ICD-10-CM code for Polyhydramnios, third trimester. It is in chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.