ICD-10 J35.2
Billable / SpecificHypertrophy of adenoids
About ICD-10-CM J35.2
ICD-10-CM code J35.2 represents Hypertrophy of adenoids. This is a billable/specific code in the Respiratory System chapter (block J35). The 2026 edition of ICD-10-CM J35.2 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under J35.2. Per CMS ICD-10-CM Tabular 2026.
- Enlargement of adenoids
Type 1 Excludes
Pure excludes, these codes can never be coded together with J35.2. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- hypertrophy of adenoids with adenoiditis (J35.0-)
Medicare LCD Coverage for J35.2
Local Coverage Determinations (LCDs) from CMS MACs that list J35.2 as a covered diagnosis.
Showing top 10 of 35 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing J35.2.
2 Aetna
1 Cigna
2 Medicare
CPT Codes Commonly Billed with J35.2
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert J35.2 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| J35.2 | 47412 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To J35.2
Other codes in section J30-J39 (Other diseases of upper respiratory tract).
ICD-10 J35.2, Billing FAQ
Is ICD-10 code J35.2 billable? +
Yes, J35.2 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to J35.2? +
ICD-10 J35.2 includes: Enlargement of adenoids.
What codes are Type 1 Excludes for J35.2? +
Type 1 Excludes (never code together with J35.2): hypertrophy of adenoids with adenoiditis (J35.0-)
What ICD-9 codes does J35.2 map to? +
Per CMS GEMs, J35.2 maps to ICD-9 codes: 47412. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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