ICD-10 J22
Billable / SpecificUnspecified acute lower respiratory infection
About ICD-10-CM J22
ICD-10-CM code J22 represents Unspecified acute lower respiratory infection. This is a billable/specific code in the Respiratory System chapter (block J22). The 2026 edition of ICD-10-CM J22 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under J22. Per CMS ICD-10-CM Tabular 2026.
- Acute (lower) respiratory (tract) infection NOS
Type 1 Excludes
Pure excludes, these codes can never be coded together with J22. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- upper respiratory infection (acute) (J06.9)
Medicare LCD Coverage for J22
Local Coverage Determinations (LCDs) from CMS MACs that list J22 as a covered diagnosis.
Showing top 10 of 607 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing J22.
5 Medicare
CPT Codes Commonly Billed with J22
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 94620 Pulmonary function testing for respiratory symptoms Internal Medicine
Convert J22 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 |
|---|---|---|
| J22 | 5198 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To J22
Other codes in section J20-J22 (Other acute lower respiratory infections).
ICD-10 J22, Billing FAQ
Is ICD-10 code J22 billable? +
Yes, J22 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 J22? +
ICD-10 J22 includes: Acute (lower) respiratory (tract) infection NOS.
What codes are Type 1 Excludes for J22? +
Type 1 Excludes (never code together with J22): upper respiratory infection (acute) (J06.9)
What CPT codes are commonly billed with J22? +
Procedures frequently paired with J22 include: 94620.
What ICD-9 codes does J22 map to? +
Per CMS GEMs, J22 maps to ICD-9 codes: 5198. 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 July 17, 2026.
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