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ICD-10-CM · FY 2026 APRIL UPDATE

O29

Complications of anesthesia during pregnancy

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
O29.0Pulmonary complications of anesthesia during pregnancyCategory
O29.01Aspiration pneumonitis due to anesthesia during pregnancyCategory
O29.011Aspiration pneumonitis due to anesthesia during pregnancy, first trimesterBillable
O29.012Aspiration pneumonitis due to anesthesia during pregnancy, second trimesterBillable
O29.013Aspiration pneumonitis due to anesthesia during pregnancy, third trimesterBillable
O29.019Aspiration pneumonitis due to anesthesia during pregnancy, unspecified trimesterBillable
O29.02Pressure collapse of lung due to anesthesia during pregnancyCategory
O29.021Pressure collapse of lung due to anesthesia during pregnancy, first trimesterBillable
O29.022Pressure collapse of lung due to anesthesia during pregnancy, second trimesterBillable
O29.023Pressure collapse of lung due to anesthesia during pregnancy, third trimesterBillable
O29.029Pressure collapse of lung due to anesthesia during pregnancy, unspecified trimesterBillable
O29.09Other pulmonary complications of anesthesia during pregnancyCategory
O29.091Other pulmonary complications of anesthesia during pregnancy, first trimesterBillable
O29.092Other pulmonary complications of anesthesia during pregnancy, second trimesterBillable
O29.093Other pulmonary complications of anesthesia during pregnancy, third trimesterBillable
O29.099Other pulmonary complications of anesthesia during pregnancy, unspecified trimesterBillable
O29.1Cardiac complications of anesthesia during pregnancyCategory
O29.11Cardiac arrest due to anesthesia during pregnancyCategory
O29.111Cardiac arrest due to anesthesia during pregnancy, first trimesterBillable
O29.112Cardiac arrest due to anesthesia during pregnancy, second trimesterBillable
O29.113Cardiac arrest due to anesthesia during pregnancy, third trimesterBillable
O29.119Cardiac arrest due to anesthesia during pregnancy, unspecified trimesterBillable
O29.12Cardiac failure due to anesthesia during pregnancyCategory
O29.121Cardiac failure due to anesthesia during pregnancy, first trimesterBillable
O29.122Cardiac failure due to anesthesia during pregnancy, second trimesterBillable
O29.123Cardiac failure due to anesthesia during pregnancy, third trimesterBillable
O29.129Cardiac failure due to anesthesia during pregnancy, unspecified trimesterBillable
O29.19Other cardiac complications of anesthesia during pregnancyCategory
O29.191Other cardiac complications of anesthesia during pregnancy, first trimesterBillable
O29.192Other cardiac complications of anesthesia during pregnancy, second trimesterBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

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ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.