O10.13 — Pre-existing hypertensive heart disease complicating the puerperium
O10.13 is a billable, specific ICD-10-CM code for pre-existing hypertensive heart disease complicating the puerperium. It is valid for submission on a claim.
Risk adjustment
O10.13 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
O10.13 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
- A57326Billing and Coding: Electrocardiograms
How O10.13 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 O10.13.
- Hypertension, hypertensive›complicating›puerperium, pre-existing›pre-existing›with›heart disease
Related codes at this level
Codes that share O10.1. If O10.13 is not quite right, the correct code is usually one of these.
Questions about O10.13
- Is O10.13 a billable ICD-10-CM code?
- Yes. O10.13 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does O10.13 sit in the tabular list?
- Pregnancy, childbirth and the puerperium (O00-O9A), in the block Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16).