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P29.12

P29.12Neonatal bradycardia

Billable / specific codeICD-10-CM

P29.12 is a billable, specific ICD-10-CM code for neonatal bradycardia. It is valid for submission on a claim.

Other codes that can never be billed with P29.12

These codes carry an Excludes1 note pointing at P29.12. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading P29.12 alone.

  • R00.1Bradycardia, unspecified
  • Z03.83Encounter for observation for suspected conditions related to home physiologic monitoring device ruled out
  • Z05.81Observation and evaluation of newborn for suspected condition related to home physiologic monitoring device ruled out

Risk adjustment

P29.12 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.

Medicare coverage

P29.12 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 P29.12 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 P29.12.

  • Bradycardianeonatal
  • Neonatalbradycardia
  • Arrhythmianewbornbradycardia
  • Dysrhythmiacardiacnewbornbradycardia
  • Newbornaffected byheart rate abnormalitiesbradycardia

Related codes at this level

Codes that share P29.1. If P29.12 is not quite right, the correct code is usually one of these.

Questions about P29.12

Is P29.12 a billable ICD-10-CM code?
Yes. P29.12 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does P29.12 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.