O10.1

Non-Billable

ChapterO00–O9A

Ranksubcategory

Official Description

Pre-existing hypertensive heart disease complicating pregnancy, childbirth and the puerperium

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Non-billable category (requires more specific sub-code).
•Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).

Instructional Notes

Includes

Any condition in I11 specified as a reason for obstetric care during pregnancy, childbirth or the puerperium

Use Additional Code

code from I11 to identify the type of hypertensive heart disease

General instructions are available for the parent sections:

View CH15 Notes View O10 Notes

Clinical Hierarchy

CH15Pregnancy, childbirth and the puerperium (O00-O9A)

O10-O16Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)

O10Pre-existing hypertension complicating pregnancy, childbirth and the puerperium

O10.1Pre-existing hypertensive heart disease complicating pregnancy, childbirth and the puerperium

O10.11Pre-existing hypertensive heart disease complicating pregnancy

O10.12Pre-existing hypertensive heart disease complicating childbirth

O10.13Pre-existing hypertensive heart disease complicating the puerperium

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O10.1:

categoryO10

Pre-existing hypertension complicating pregnancy, childbirth and the puerperium

View context instructions

chapterCH15

Pregnancy, childbirth and the puerperium (O00-O9A)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to O10.1. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

3 raw paths

Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic)3 unique routes

complicating(3 variants)

with

with

puerperium, pre-existing

pre-existing

with

heart disease→O10.1

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Pre-existing hypertensive heart disease complicating pregnancy, childbirth and the puerperium.

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