O89.9 Complication of anesthesia during the puerperium, unspecified

Billable ICD-10-CM code, FY2026.

Applies from O89 Complications of anesthesia during the puerperium

Includes

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

Use additional code

• code, if applicable, to identify specific complication

MS-DRG index

Defines the logic of DRG(s) 769 in MDC 14.

Approximate ICD-9-CM (GEMs)

• 668.92 Unspecified complication of anesthesia and other sedation in labor and delivery, delivered, with mention of postpartum complication (approximate)
• 668.94 Unspecified complication of anesthesia and other sedation in labor and delivery, postpartum condition or complication (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Maternity diagnoses (age 9 through 64): Age conflict edit. These diagnoses are clinically expected only in patients age 9 through 64.

Code annotations containing back-references to O89.9

Back-references to O89

• Type 2 Excludes: O29 Complications of anesthesia during pregnancy ("complications of anesthesia during the puerperium (O89.-)")
• Type 1 Excludes: T41 Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases ("complications of anesthesia during the puerperium (O89.-)")
• Type 2 Excludes: T88 Other complications of surgical and medical care, not elsewhere classified ("complications of anesthesia in puerperium (O89.-)")
• Type 1 Excludes: T88.2 Shock due to anesthesia ("puerperium (O89.-)")

Diagnosis Index entries for O89.9

• Effect, adverse › anesthesia › postpartum, puerperal

Nearby codes

• 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 (this code)