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Home/Diagnosis/ICD-10 Coding for Large Hiatal Hernia

ICD-10 Coding for Large Hiatal Hernia

K44.9
K44.0

Complete ICD-10-CM coding and documentation guide for icd-10 coding for large hiatal hernia includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Giant Hiatal Hernia
Massive Hiatal Hernia
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Key Information: ICD-10 Coding for Large Hiatal Hernia

Essential facts and insights about ICD-10 Coding for Large Hiatal Hernia

Use ICD-10 code K44.9 for diaphragmatic hernia without obstruction or gangrene, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Diaphragmatic hernia without obstruction or gangrene

Billable Code
K44.9
Billable

Diagnostic Criteria

clinical:
  • • No evidence of obstruction or gangrene on imaging or clinical exam.
documentation:
  • • Documentation must specify 'large sliding hiatal hernia' without complications.

Applicable To

  • • Uncomplicated sliding hiatal hernia

Important Notes

  • • Ensure documentation specifies the absence of obstruction or gangrene.

Diaphragmatic hernia with obstruction, without gangrene

Billable Code
K44.0
Billable

Diagnostic Criteria

clinical:
  • • CT scan showing luminal narrowing >50%
  • • Symptoms of obstruction such as vomiting or inability to pass food

Applicable To

  • • Incarcerated hiatal hernia

Important Notes

  • • Ensure documentation specifies obstruction without gangrene.
Ancillary Codes

Additional codes that may be used with this diagnosis

R11.2

Nausea and vomiting

Use when nausea and vomiting are due to mechanical obstruction.

K21.9

Gastro-esophageal reflux disease without esophagitis

Use when GERD is present with the hiatal hernia.

D50.0

Iron deficiency anemia secondary to blood loss (chronic)

Use if anemia is present due to chronic blood loss from the hernia.

Frequently Asked Questions

What is the ICD-10 code for a large hiatal hernia?

The ICD-10 code for a large hiatal hernia without obstruction or gangrene is K44.9. If there is obstruction, use K44.0, and for gangrene, use K44.1.

How should a large hiatal hernia be documented?

Document the type, size, and any complications of the hernia. Include imaging findings and specify if there is obstruction or gangrene.

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