P03.810 — Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm before the onset of labor
P03.810 is a billable, specific ICD-10-CM code for newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm before the onset of labor. It is valid for submission on a claim.
Risk adjustment
P03.810 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
P03.810 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.
- A57189Billing and Coding: Serum Magnesium
- A59186Billing and Coding: Magnesium
How P03.810 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 P03.810.
- Arrhythmia›newborn›occurring before birth›before onset of labor
- Dysrhythmia›cardiac›newborn›occurring before birth›before onset of labor
- Newborn›affected by›heart rate abnormalities›intrauterine›before onset of labor
Related codes at this level
Codes that share P03.81. If P03.810 is not quite right, the correct code is usually one of these.
Questions about P03.810
- Is P03.810 a billable ICD-10-CM code?
- Yes. P03.810 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does P03.810 sit in the tabular list?
- Certain conditions originating in the perinatal period (P00-P96), in the block Newborn affected by maternal factors and by complications of pregnancy, labor, and delivery (P00-P04).