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O90.3

O90.3: Peripartum cardiomyopathy

Billable / specific codeICD-10-CM

O90.3 is a billable, specific ICD-10-CM code for peripartum cardiomyopathy. It is valid for submission on a claim.

Check O90.3 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • pre-existing heart disease complicating pregnancy and the puerperium (O99.4-)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Conditions in I42.- arising during pregnancy and the puerperium

Other codes that can never be billed with O90.3

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • O99.4Diseases of the circulatory system complicating pregnancy, childbirth and the puerperium

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

O90.3 is named in 7 Medicare coverage policies: 7 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A56500Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A56781Billing and Coding: Transthoracic Echocardiography (TTE)

Alphabetic index entries that lead here

  • Cardiomyopathy›peripartum
  • Cardiomyopathy›postpartum
  • Peripartum›cardiomyopathy
  • Puerperal, puerperium›cardiomyopathy
  • Failure, failed›heart›peripartum

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under O90

ICD-10-CMFY2027· effective October 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.