O88.212 Thromboembolism in pregnancy, second trimester

The ICD-10-CM code for Thromboembolism in pregnancy, second trimester is O88.212 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

15: Pregnancy, childbirth and the puerperium (O00-O9A)

Section

O85-O92: Complications predominantly related to the puerperium (O85-O92)

Category O88

41 codes (30 billable)

FY2026 Status

Stable since FY2024

U.S. Hospital Utilization

• An estimated 155 U.S. inpatient stays in 2023 included O88.212 among the documented diagnoses.
• 95 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool
• AHRQ — HCUP National Inpatient Sample, Frequencies by Diagnosis Code (2016–2023)