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K44.0

K44.0: Diaphragmatic hernia with obstruction, without gangrene

Billable / specific codeICD-10-CM

K44.0 is a billable, specific ICD-10-CM code for diaphragmatic hernia with obstruction, without gangrene. It is valid for submission on a claim.

Check K44.0 with the rest of the claim: free scrubber

Inclusion terms

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

  • Diaphragmatic hernia causing obstruction
  • Incarcerated diaphragmatic hernia
  • Irreducible diaphragmatic hernia
  • Strangulated diaphragmatic hernia

Excludes1 inherited from the categories above K44.0

A category’s note binds every code beneath it.

Written on K44: Diaphragmatic hernia

  • congenital diaphragmatic hernia (Q79.0)
  • congenital hiatus hernia (Q40.1)

Risk adjustment

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

Medicare coverage

K44.0 is named in 6 Medicare coverage policies: 6 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A57063Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy

Alphabetic index entries that lead here

  • Hernia, hernial›diaphragm, diaphragmatic›with›obstruction
  • Hernia, hernial›hiatal›with›obstruction

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K44

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.