Complications of anesthesia during the puerperium (O89) ICD-10-CM
The O89 code range covers complications of anesthesia during the puerperium with 12 ICD-10-CM diagnosis codes. 10 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
Includes
This note appears immediately under a three character code title to further define, or give examples of, the content of the category.
- maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during the puerperium
Use Additional Code
The “use additional code” indicates that a secondary code could be used to further specify the patient’s condition. This note is not mandatory and is only used if enough information is available to assign an additional code.
- code, if applicable, to identify specific complication
Codes in the O89 Range 12 codes · 10 billable
- O89 Complications of anesthesia during the puerperiumNon-billable
- O89.0 Pulmonary complications of anesthesia during the puerperiumNon-billable
- O89.01 Aspiration pneumonitis due to anesthesia during the puerperium
- O89.09 Other pulmonary complications of anesthesia during the puerperium
- O89.1 Cardiac complications of anesthesia during the puerperium
- O89.2 Central nervous system complications of anesthesia during the puerperium
- O89.3 Toxic reaction to local anesthesia during the puerperium
- O89.4 Spinal and epidural anesthesia-induced headache during the puerperium
- O89.5 Other complications of spinal and epidural anesthesia during the puerperium
- O89.6 Failed or difficult intubation for anesthesia during the puerperium
- O89.8 Other complications of anesthesia during the puerperium
- O89.9 Complication of anesthesia during the puerperium, unspecified
About the O89 Code Range
The ICD-10 code O89 covers various complications related to anesthesia that occur during the puerperium, the period following childbirth. These codes help identify and document specific anesthesia-related issues such as pulmonary, cardiac, nervous system complications, and others occurring after delivery.
This section includes codes like O89.0 for pulmonary complications, which include problems like aspiration pneumonitis (O89.01) and other lung-related issues such as pressure collapse of lung (O89.09). Cardiac complications are classified under O89.1, while nervous system issues fall under O89.2. Toxic reactions to local anesthesia are captured by O89.3, with specific headaches related to spinal or epidural anesthesia noted under O89.4, often referred to as low pressure or post dural puncture headaches. Other anesthesia-related difficulties, including failed intubation (O89.6) and a range of additional complications, are also categorized within this section. The code O89.9 serves when a complication is present but not specified. Using these codes enables precise documentation of anesthesia problems during the postpartum period and supports accurate clinical coding and reporting.
Questions About This Page
How many billable codes are in the O89 range?
Of the 12 codes in this range, 10 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the O89 range classify?
The range classifies complications of anesthesia during the puerperium. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
