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O29.091

O29.091: Other pulmonary complications of anesthesia during pregnancy, first trimester

Billable / specific codeICD-10-CM

O29.091 is a billable, specific ICD-10-CM code for other pulmonary complications of anesthesia during pregnancy, first trimester. It is valid for submission on a claim.

Check O29.091 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above O29.091

Not part of this code, but both may be coded when both are present.

Written on O29: Complications of anesthesia during pregnancy

  • complications of anesthesia during labor and delivery (O74.-)
  • complications of anesthesia during the puerperium (O89.-)

Other codes that can never be billed with O29.091

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • T41Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases
  • T88.2Shock due to anesthesia
  • T88.2XXAShock due to anesthesia, initial encounter
  • T88.2XXDShock due to anesthesia, subsequent encounter
  • T88.2XXSShock due to anesthesia, sequela

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O29.09

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.