All ICD10 Codes

O88.21

Non-Billable
ChapterO00–O9A
Ranksubcategory
Official Description

Thromboembolism in pregnancy

Use a more specific code (4 billable)
O88.211Thromboembolism in pregnancy, first trimesterO88.212Thromboembolism in pregnancy, second trimesterO88.213Thromboembolism in pregnancy, third trimesterO88.219Thromboembolism in pregnancy, unspecified trimester
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).

Instructional Notes

Includes
  • Obstetric (pulmonary) embolism NOS
General instructions are available for the parent sections:
View CH15 NotesView O85-O92 NotesView O88 Notes

Clinical Hierarchy

BillableHas subcodes
CH15Pregnancy, childbirth and the puerperium (O00-O9A)
O85-O92Complications predominantly related to the puerperium (O85-O92)
O88Obstetric embolism
O88.2Obstetric thromboembolism
O88.21Thromboembolism in pregnancyNot billable
O88.211Thromboembolism in pregnancy, first trimesterBillable
O88.212Thromboembolism in pregnancy, second trimesterBillable
O88.213Thromboembolism in pregnancy, third trimesterBillable
O88.219Thromboembolism in pregnancy, unspecified trimesterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O88.21:

categoryO88
Obstetric embolism
View context instructions
blockO85-O92
Complications predominantly related to the puerperium (O85-O92)
View context instructions
chapterCH15
Pregnancy, childbirth and the puerperium (O00-O9A)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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