ICD-10 J45.998
Billable / SpecificOther asthma
About ICD-10-CM J45.998
ICD-10-CM code J45.998 represents Other asthma. This is a billable/specific code in the Respiratory System chapter (block J45). The 2026 edition of ICD-10-CM J45.998 became effective on October 1, 2025.
Medicare LCD Coverage for J45.998
Local Coverage Determinations (LCDs) from CMS MACs that list J45.998 as a covered diagnosis.
Showing top 10 of 533 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing J45.998.
4 Aetna
5 Medicare
CPT Codes Commonly Billed with J45.998
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 86003 CMS LCD: Billing and Coding: RAST Type Tests CMS LCD
- 86001 CMS LCD: Billing and Coding: RAST Type Tests CMS LCD
- 86005 CMS LCD: Billing and Coding: RAST Type Tests CMS LCD
- 95070 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 95052 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 95065 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 95027 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 95018 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 82785 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
- 95017 CMS LCD: Billing and Coding: Allergy Testing CMS LCD
Convert J45.998 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 |
|---|---|---|
| J45.998 | 49390 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To J45.998
Other codes in section J40-J4A (Chronic lower respiratory diseases).
ICD-10 J45.998, Billing FAQ
Is ICD-10 code J45.998 billable? +
Yes, J45.998 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with J45.998? +
Procedures frequently paired with J45.998 include: 86003, 86001, 86005, 95070, 95052.
What ICD-9 codes does J45.998 map to? +
Per CMS GEMs, J45.998 maps to ICD-9 codes: 49390. 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 18, 2026.
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