ICD-10 I45
Non-Billable HeaderOther conduction disorders
About ICD-10-CM I45
ICD-10-CM code I45 represents Other conduction disorders. This is a non-billable header code in the Circulatory System chapter (block I45). The 2026 edition of ICD-10-CM I45 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Medicare LCD Coverage for I45
Local Coverage Determinations (LCDs) from CMS MACs that list I45 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I45.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but I45 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with I45
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
Codes Adjacent To I45
Other codes in section I30-I5A (Other forms of heart disease).
ICD-10 I45, Billing FAQ
Is ICD-10 code I45 billable? +
No, I45 is a non-billable header code. Use a more specific child code from block I45 when submitting claims.
What CPT codes are commonly billed with I45? +
Procedures frequently paired with I45 include: 93010, 93613, 93616.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on July 16, 2026.
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