Is O29.199 a billable ICD-10-CM code?

Yes. O29.199 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does O29.199 sit in the tabular list?

Pregnancy, childbirth and the puerperium (O00-O9A), in the block Other maternal disorders predominantly related to pregnancy (O20-O29).

O29.199

O29.199 — Other cardiac complications of anesthesia during pregnancy, unspecified trimester

Billable / specific codeICD-10-CM

O29.199 is a billable, specific ICD-10-CM code for other cardiac complications of anesthesia during pregnancy, unspecified trimester. It is valid for submission on a claim.

Excludes2 inherited from the categories above O29.199

Also inherited, and the opposite of Excludes1: these conditions are not part of O29.199, but a patient can have both, so you may code both.

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 O29.199

These codes carry an Excludes1 note pointing at O29.199. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading O29.199 alone.

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

O29.199 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code history

O29.199 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share O29.19. If O29.199 is not quite right, the correct code is usually one of these.

Questions about O29.199

Is O29.199 a billable ICD-10-CM code?: Yes. O29.199 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does O29.199 sit in the tabular list?: Pregnancy, childbirth and the puerperium (O00-O9A), in the block Other maternal disorders predominantly related to pregnancy (O20-O29).