ICD-10-CM O29: Complications of anesthesia during pregnancy

ICD-10-CM Diagnosis Code (2025)

Official Description for O29

Complications of anesthesia during pregnancy

Coding Notes & Guidelines for O29

Includes Notes

maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during pregnancy

Excludes2: Not Included Here
  • complications of anesthesia during labor and delivery (O74.-)
  • complications of anesthesia during the puerperium (O89.-)
Use Additional Code

code, if necessary, to identify the complication

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

Child Codes (More Specific Codes for O29):

O29.0 - Pulmonary complications of anesthesia during pregnancy O29.01 - Aspiration pneumonitis due to 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 O29.113 - Cardiac arrest due to anesthesia during pregnancy, third trimester O29.119 - Cardiac arrest due to anesthesia during pregnancy, unspecified trimester O29.12 - Cardiac failure due to anesthesia during pregnancy O29.121 - Cardiac failure due to anesthesia during pregnancy, first trimester O29.122 - Cardiac failure due to anesthesia during pregnancy, second trimester O29.123 - Cardiac failure due to anesthesia during pregnancy, third trimester O29.129 - Cardiac failure due to anesthesia during pregnancy, unspecified trimester O29.19 - Other cardiac complications of anesthesia during pregnancy O29.191 - Other cardiac complications of anesthesia during pregnancy, first trimester O29.192 - Other cardiac complications of anesthesia during pregnancy, second trimester O29.193 - Other cardiac complications of anesthesia during pregnancy, third trimester O29.199 - Other cardiac complications of anesthesia during pregnancy, unspecified trimester O29.2 - Central nervous system complications of anesthesia during pregnancy O29.21 - Cerebral anoxia due to anesthesia during pregnancy O29.211 - Cerebral anoxia due to anesthesia during pregnancy, first trimester O29.212 - Cerebral anoxia due to anesthesia during pregnancy, second trimester O29.213 - Cerebral anoxia due to anesthesia during pregnancy, third trimester O29.219 - Cerebral anoxia due to anesthesia during pregnancy, unspecified trimester O29.29 - Other central nervous system complications of anesthesia during pregnancy O29.291 - Other central nervous system complications of anesthesia during pregnancy, first trimester O29.292 - Other central nervous system complications of anesthesia during pregnancy, second trimester O29.293 - Other central nervous system complications of anesthesia during pregnancy, third trimester O29.299 - Other central nervous system complications of anesthesia during pregnancy, unspecified trimester O29.3 - Toxic reaction to local anesthesia during pregnancy O29.3X - Toxic reaction to local anesthesia during pregnancy O29.3X1 - Toxic reaction to local anesthesia during pregnancy, first trimester O29.3X2 - Toxic reaction to local anesthesia during pregnancy, second trimester O29.3X3 - Toxic reaction to local anesthesia during pregnancy, third trimester O29.3X9 - Toxic reaction to local anesthesia during pregnancy, unspecified trimester O29.4 - Spinal and epidural anesthesia induced headache during pregnancy O29.40 - Spinal and epidural anesthesia induced headache during pregnancy, unspecified trimester O29.41 - Spinal and epidural anesthesia induced headache during pregnancy, first trimester O29.42 - Spinal and epidural anesthesia induced headache during pregnancy, second trimester O29.43 - Spinal and epidural anesthesia induced headache during pregnancy, third trimester O29.5 - Other complications of spinal and epidural anesthesia during pregnancy O29.5X - Other complications of spinal and epidural anesthesia during pregnancy O29.5X1 - Other complications of spinal and epidural anesthesia during pregnancy, first trimester O29.5X2 - Other complications of spinal and epidural anesthesia during pregnancy, second trimester O29.5X3 - Other complications of spinal and epidural anesthesia during pregnancy, third trimester O29.5X9 - Other complications of spinal and epidural anesthesia during pregnancy, unspecified trimester O29.6 - Failed or difficult intubation for anesthesia during pregnancy O29.60 - Failed or difficult intubation for anesthesia during pregnancy, unspecified trimester O29.61 - Failed or difficult intubation for anesthesia during pregnancy, first trimester O29.62 - Failed or difficult intubation for anesthesia during pregnancy, second trimester O29.63 - Failed or difficult intubation for anesthesia during pregnancy, third trimester O29.8 - Other complications of anesthesia during pregnancy O29.8X - Other complications of anesthesia during pregnancy O29.8X1 - Other complications of anesthesia during pregnancy, first trimester O29.8X2 - Other complications of anesthesia during pregnancy, second trimester O29.8X3 - Other complications of anesthesia during pregnancy, third trimester O29.8X9 - Other complications of anesthesia during pregnancy, unspecified trimester O29.9 - Unspecified complication of anesthesia during pregnancy O29.90 - Unspecified complication of anesthesia during pregnancy, unspecified trimester O29.91 - Unspecified complication of anesthesia during pregnancy, first trimester O29.92 - Unspecified complication of anesthesia during pregnancy, second trimester O29.93 - Unspecified complication of anesthesia during pregnancy, third trimester

About ICD-10-CM Code O29 (Complications of anesthesia during pregnancy)

ICD-10-CM code O29 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM O29 became effective on October 1, 2024.

This page provides detailed information about O29 - Complications of anesthesia during pregnancy. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Complications of anesthesia during pregnancy.