ICD-10 I25.6
Billable / SpecificSilent myocardial ischemia
About ICD-10-CM I25.6
ICD-10-CM code I25.6 represents Silent myocardial ischemia. This is a billable/specific code in the Circulatory System chapter (block I25). The 2026 edition of ICD-10-CM I25.6 became effective on October 1, 2025.
Medicare LCD Coverage for I25.6
Local Coverage Determinations (LCDs) from CMS MACs that list I25.6 as a covered diagnosis.
Showing top 10 of 560 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I25.6.
4 Cigna
5 Medicare
CPT Codes Commonly Billed with I25.6
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 92979 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- C9607 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- C9600 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- 92937 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- 92920 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- C9608 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- 92943 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- C9601 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- 92941 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
- 92973 CMS LCD: Billing and Coding: Percutaneous Coronary Interventions CMS LCD
Convert I25.6 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 |
|---|---|---|
| I25.6 | 4148 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I25.6
Other codes in section I20-I25 (Ischemic heart diseases).
ICD-10 I25.6, Billing FAQ
Is ICD-10 code I25.6 billable? +
Yes, I25.6 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 I25.6? +
Procedures frequently paired with I25.6 include: 92979, C9607, C9600, 92937, 92920.
What ICD-9 codes does I25.6 map to? +
Per CMS GEMs, I25.6 maps to ICD-9 codes: 4148. 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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