MCMCB Pro
P29.0

P29.0Neonatal cardiac failure

Billable / specific codeICD-10-CM

P29.0 is a billable, specific ICD-10-CM code for neonatal cardiac failure. It is valid for submission on a claim.

Code also

Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.

  • associated underlying condition

Risk adjustment

P29.0 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 225 Acute Heart Failure (Excludes Acute on Chronic)0.360 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

P29.0 is named in 2 Medicare coverage policies 2 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)
  • A57306Billing and Coding: Transthoracic Echocardiography (TTE)

How P29.0 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to P29.0.

  • Failure, failedheartnewborn
  • Insufficiency, insufficientheartnewborn
  • Insufficiency, insufficientmyocardial, myocardiumnewborn
  • Edema, edematouslungwith heart condition or failurenewborn
  • Failure, failedheartcongestivenewborn

Related codes at this level

Codes that share P29. If P29.0 is not quite right, the correct code is usually one of these.

Questions about P29.0

Is P29.0 a billable ICD-10-CM code?
Yes. P29.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does P29.0 sit in the tabular list?
Certain conditions originating in the perinatal period (P00-P96), in the block Respiratory and cardiovascular disorders specific to the perinatal period (P19-P29).
ICD-10-CMFY2026-Apr· effective April 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.