U.S. ICD-10-CM · FY 2027

J35.2 ICD-10-CM Code: Hypertrophy of adenoids

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

J35.2

Hypertrophy of adenoids

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where J35.2 sits

  1. 1

    Chapter 10

    Diseases of the respiratory system (J00-J99)

  2. 2

    Section

    Other diseases of upper respiratory tract (J30-J39)

  3. 3

    Category J35

    Chronic diseases of tonsils and adenoids

  4. 4

    Code J35.2

    Hypertrophy of adenoids

Documentation details

Notes for this code

Inclusion terms

  • Enlargement of adenoids

Code first

No “code first” instruction is listed for J35.2.

Use additional code

No “use additional code” instruction is listed for J35.2.

Excludes1

Conditions that should not be reported together with this code.

  • hypertrophy of adenoids with adenoiditis (J35.0-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for J35.2.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code J35.2 mean?

J35.2 is the FY 2027 U.S. ICD-10-CM code for “Hypertrophy of adenoids.”

Is J35.2 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, J35.2 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is J35.2 located in ICD-10-CM?

J35.2 is listed in Chapter 10, Diseases of the respiratory system (J00-J99), within Other diseases of upper respiratory tract (J30-J39) (J30–J39), under category J35, Chronic diseases of tonsils and adenoids.

What coding notes are listed for J35.2?

Its listed inclusion terms are Enlargement of adenoids. No code-first instruction is listed. Excludes1 notes: hypertrophy of adenoids with adenoiditis (J35.0-). No Excludes2 note is listed.

Keep exploring

Related J35 codes

J35.0

Chronic tonsillitis and adenoiditis

J35.1

Hypertrophy of tonsils

J35.3

Hypertrophy of tonsils with hypertrophy of adenoids

Ready to transform your clinical documentation?

Join Vero and see how effortless documentation can be.

Try for free

  • No credit card required

  • Cancel anytime