O29.01 Aspiration pneumonitis due to anesthesia during pregnancy

⚠ Non-Billable ICD-10-CM 2026
Open O29.01 in Web App →

The ICD-10-CM code for Aspiration pneumonitis due to anesthesia during pregnancy is O29.01 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
O20-O29: Other maternal disorders predominantly related to pregnancy (O20-O29)
Category O29
77 codes (56 billable)
FY2026 Status
Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O29.01:

  • Mendelson's syndrome (due to anesthesia) › in pregnancy
  • Pneumonitis (acute) (primary) › postanesthetic › in pregnancy
  • Inhalation › stomach contents or secretions › due to anesthesia (general) (local) or other sedation › in pregnancy
  • Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › adverse effect anesthesia › Mendelson's syndrome
  • Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › adverse effect anesthesia › aspiration pneumonitis
  • Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › adverse effect anesthesia › inhalation of stomach contents or secretions NOS
  • Pneumonitis (acute) (primary) › aspiration › due to › anesthesia › during › pregnancy

Inclusion Terms

  • Inhalation of stomach contents or secretions NOS due to anesthesia during pregnancy
  • Mendelson's syndrome due to anesthesia during pregnancy

References

Related Codes

Parent Code

O29 Complications of anesthesia during pregnancy

More Specific Codes

O29.011 Aspiration pneumonitis due to anesthesia during pregnancy, first trimester O29.012 Aspiration pneumonitis due to anesthesia during pregnancy, second trimester O29.013 Aspiration pneumonitis due to anesthesia during pregnancy, third trimester O29.019 Aspiration pneumonitis due to anesthesia during pregnancy, unspecified trimester

Related Codes in O29

O29 Complications of anesthesia during pregnancy O29.0 Pulmonary complications of anesthesia during pregnancy O29.011 Aspiration pneumonitis due to anesthesia during pregnancy, first trimester O29.012 Aspiration pneumonitis due to anesthesia during pregnancy, second trimester O29.013 Aspiration pneumonitis due to anesthesia during pregnancy, third trimester O29.019 Aspiration pneumonitis due to anesthesia during pregnancy, unspecified trimester O29.02 Pressure collapse of lung due to anesthesia during pregnancy O29.021 Pressure collapse of lung due to anesthesia during pregnancy, first trimester O29.022 Pressure collapse of lung due to anesthesia during pregnancy, second trimester O29.023 Pressure collapse of lung due to anesthesia during pregnancy, third trimester O29.029 Pressure collapse of lung due to anesthesia during pregnancy, unspecified trimester O29.09 Other pulmonary complications of anesthesia during pregnancy O29.091 Other pulmonary complications of anesthesia during pregnancy, first trimester O29.092 Other pulmonary complications of anesthesia during pregnancy, second trimester O29.093 Other pulmonary complications of anesthesia during pregnancy, third trimester O29.099 Other pulmonary complications of anesthesia during pregnancy, unspecified trimester O29.1 Cardiac complications of anesthesia during pregnancy O29.11 Cardiac arrest due to anesthesia during pregnancy O29.111 Cardiac arrest due to anesthesia during pregnancy, first trimester O29.112 Cardiac arrest due to anesthesia during pregnancy, second trimester
Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial