K44.9

K44.9: Diaphragmatic hernia without obstruction or gangrene

Billable / specific codeICD-10-CM

K44.9 is a billable, specific ICD-10-CM code for diaphragmatic hernia without obstruction or gangrene. It is valid for submission on a claim.

Check K44.9 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 NOS

Excludes1 inherited from the categories above K44.9

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

K44.9 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

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
Hernia, hernial›hiatal(esophageal) (sliding)

Code history

Unchanged in every release from FY2024 to FY2027.