O29.5X3 Other complications of spinal and epidural anesthesia during pregnancy, third trimester

The ICD-10-CM code for Other complications of spinal and epidural anesthesia during pregnancy, third trimester is O29.5X3 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter

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

Section

O20-O29: Other maternal disorders predominantly related to pregnancy (O20-O29)

Category O29

77 codes (56 billable)

FY2026 Status

Stable since FY2024

U.S. Hospital Utilization

• An estimated 60 U.S. inpatient stays in 2018 included O29.5X3 among the documented diagnoses.

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)

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