What is the ICD-10 code for adenoidal hypertrophy?

The ICD-10 code for adenoidal hypertrophy is J35.2, used when adenoids are enlarged without tonsil involvement.

How is adenoidal hypertrophy documented?

Adenoidal hypertrophy should be documented with objective findings such as nasopharyngoscopy showing ≥50% choanal obstruction.

ICD-10 Coding for Adenoidal Hypertrophy(J35.2, G47.33, J35.0)

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Comprehensive guide on ICD-10 coding for adenoidal hypertrophy, including documentation requirements, clinical validation, and common pitfalls.

Also known as:

Enlarged AdenoidsAdenoid Enlargement

Related ICD-10 Code Ranges

Complete code families applicable to Adenoidal Hypertrophy

J00-J99Primary Range

Diseases of the respiratory system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
J35.2	Hypertrophy of adenoids	Use when adenoids are enlarged without tonsil involvement.	Nasopharyngoscopy showing ≥50% choanal obstruction Lateral neck X-ray with airway-to-soft-palate ratio <0.5
J35.3	Hypertrophy of tonsils with hypertrophy of adenoids	Use when both tonsils and adenoids are enlarged and contribute to symptoms.	Imaging showing ≥50% airway obstruction by both tonsils and adenoids

Primary ICD-10-CM Codes

Hypertrophy of adenoids

J35.2Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Chronic adenoiditisJ35.0

Documentation & Coding Risks

Avoid these common issues when documenting Adenoidal Hypertrophy.

Using 'large adenoids' without confirmation

Impact

Clinical: May lead to inappropriate treatment, Regulatory: Non-compliance with documentation standards, Financial: Denial of reimbursement claims

Mitigation

Always confirm with endoscopy or imaging, Train staff on documentation standards

Coding J35.2 without objective obstruction data

Impact

Reimbursement: Potential denial of claims due to insufficient documentation, Compliance: Risk of non-compliance with coding standards, Data Quality: Inaccurate clinical data affecting patient care

Mitigation

Ensure nasopharyngoscopy or imaging confirms obstruction

Inadequate documentation of obstruction

Impact

Claims may be audited if obstruction is not clearly documented.

Mitigation

Ensure all documentation includes objective findings.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with J35.2.

Primary Code

J35.2

Hypertrophy of adenoids

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ICD-10 codes4

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ICD-10 Coding for Adenoidal Hypertrophy(J35.2, G47.33, J35.0)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for adenoidal hypertrophy?

How is adenoidal hypertrophy documented?

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