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ICD-10 Coding for Hirschsprung's Disease(Q43.1, K56.609)

Complete ICD-10-CM coding and documentation guide for Hirschsprung's Disease. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Congenital MegacolonAganglionic Megacolon

Related ICD-10 Code Ranges

Complete code families applicable to Hirschsprung's Disease

Q43.1Primary Range

Congenital absence of ganglion cells in the distal bowel

Primary code for Hirschsprung's disease, indicating congenital absence of ganglion cells.

Other and unspecified intestinal obstruction

Used for intestinal obstruction secondary to Hirschsprung's disease.

Constipation

Used when constipation is present but not due to Hirschsprung's disease.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
Q43.1Congenital absence of ganglion cells in the distal bowelUse when biopsy confirms absence of ganglion cells in the bowel.
  • Absence of ganglion cells in rectal biopsy
  • Hypertrophic nerve fibers on AChE staining
K56.609Unspecified intestinal obstructionUse when obstruction is secondary to Hirschsprung's disease.
  • Documented intestinal obstruction

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for Hirschsprung's disease

Essential facts and insights about Hirschsprung's Disease

The ICD-10 code for Hirschsprung's disease is Q43.1, indicating congenital absence of ganglion cells.

Primary ICD-10-CM Codes for hirschsprung's disease

Congenital absence of ganglion cells in the distal bowel
Billable Code

Decision Criteria

clinical Criteria

  • Biopsy shows absence of ganglion cells.

Applicable To

  • Hirschsprung's disease
  • Congenital megacolon

Excludes

  • Acquired megacolon (K59.3)

Clinical Validation Requirements

  • Absence of ganglion cells in rectal biopsy
  • Hypertrophic nerve fibers on AChE staining

Code-Specific Risks

  • Ensure biopsy confirmation to avoid misdiagnosis.

Coding Notes

  • Always confirm with biopsy results.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Unspecified intestinal obstruction

K56.609
Use when obstruction is present due to Hirschsprung's.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Other specified congenital malformations of intestine

Q43.8
Presence of ganglion cells or different anatomical findings.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Hirschsprung's Disease to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Q43.1.

Impact

Clinical: Inaccurate diagnosis and treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation Strategy

Verify biopsy results are documented before coding., Educate staff on documentation requirements.

Impact

Reimbursement: Incorrect sequencing can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate data representation of patient condition.

Mitigation Strategy

Sequence Q43.1 first, followed by K56.609.

Impact

Incorrect sequencing of primary and ancillary codes.

Mitigation Strategy

Educate coders on proper sequencing rules.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Hirschsprung's Disease, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Hirschsprung's Disease

Use these documentation templates to ensure complete and accurate documentation for Hirschsprung's Disease. These templates include all required elements for proper coding and billing.

Neonatal Hirschsprung's Disease

Specialty: Pediatrics

Required Elements

  • Gestational age
  • Time to first meconium
  • Abdominal distension
  • Biopsy results

Example Documentation

Term infant, no meconium within 24h. Abdominal X-ray shows dilated proximal colon. Rectal biopsy: aganglionosis.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Newborn with constipation.
Good Documentation Example
Newborn with failure to pass meconium within 48h, biopsy confirms aganglionosis.
Explanation
The good example provides specific clinical findings and biopsy results.

Need help with ICD-10 coding for Hirschsprung's Disease? Ask your questions below.

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