O29
ICD-10Non-billable categoryComplications of anesthesia during pregnancy
Official ICD-10-CM descriptor (FY2026)
Complications of anesthesia during pregnancy
O29 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Includes
- maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during pregnancy
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- complications of anesthesia during labor and delivery (O74.-)
- complications of anesthesia during the puerperium (O89.-)
Use additional code
Report an additional code to identify the associated condition.
- code, if necessary, to identify the complication
More specific codes under O29
- O29.0Pulmonary complications of anesthesia during pregnancycategory
- O29.1Cardiac complications of anesthesia during pregnancycategory
- O29.2Cnsl complications of anesthesia during pregnancycategory
- O29.3Toxic reaction to local anesthesia during pregnancycategory
- O29.4Spinal and epidural anesth induced headache during pregnancycategory
- O29.5Oth comp of spinal and epidural anesthesia during pregnancycategory
- O29.6Failed or difficult intubation for anesth during pregnancycategory
- O29.8Other complications of anesthesia during pregnancycategory
- O29.9Unspecified complication of anesthesia during pregnancycategory
Where this code sits
Krasyn Codes for Chrome
Review coding suggestions beside a validated web workflow. Private pilot.
Request pilot accessSource
ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.