Is O88.21 a billable code?
No. O88.21 is a header code that groups 4 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
O88.21: Thromboembolism in pregnancy
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
O88.21 groups related diagnoses under thromboembolism in pregnancy. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under O88.21
- O88.211Thromboembolism in pregnancy, first trimester
- O88.212Thromboembolism in pregnancy, second trimester
- O88.213Thromboembolism in pregnancy, third trimester
- O88.219Thromboembolism in pregnancy, unspecified trimester
Other codes in O88.2 Obstetric thromboembolism
O88.21 questions
What does O88.21 mean?
O88.21 is the ICD-10-CM code for Thromboembolism in pregnancy. 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.