O10.419

Billable
ChapterO00–O9A
Ranksubcategory
Official Description

Pre-existing secondary hypertension complicating pregnancy, unspecified trimester

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Billable/specific code (valid for reimbursement).
  • Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A).
General instructions are available for the parent sections:

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
O10.4Pre-existing secondary hypertension complicating pregnancy, childbirth and the puerperium
O10.41Pre-existing secondary hypertension complicating pregnancy
O10.419Pre-existing secondary hypertension complicating pregnancy, unspecified trimester

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to O10.419:

subcategoryO10.4
Pre-existing secondary hypertension complicating pregnancy, childbirth and the puerperium
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categoryO10
Pre-existing hypertension complicating pregnancy, childbirth and the puerperium
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chapterCH15
Pregnancy, childbirth and the puerperium (O00-O9A)
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MS-DRG Classification

2026 v43.1

Cross Reference

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