ICD-10 I44.30
Billable / SpecificUnspecified atrioventricular block
About ICD-10-CM I44.30
ICD-10-CM code I44.30 represents Unspecified atrioventricular block. This is a billable/specific code in the Circulatory System chapter (block I44). The 2026 edition of ICD-10-CM I44.30 became effective on October 1, 2025.
Medicare LCD Coverage for I44.30
Local Coverage Determinations (LCDs) from CMS MACs that list I44.30 as a covered diagnosis.
Showing top 10 of 370 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I44.30.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with I44.30
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 33208 CMS LCD: Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemakers � Coding and Billing CMS LCD
- 33206 CMS LCD: Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemakers � Coding and Billing CMS LCD
- 33207 CMS LCD: Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemakers � Coding and Billing CMS LCD
- 0573T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0574T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0614T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0577T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0572T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0576T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
- 0575T CMS LCD: Billing and Coding: Implantable Automatic Defibrillators CMS LCD
Convert I44.30 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 |
|---|---|---|
| I44.30 | 42610 | 10000 |
| I44.30 | 42650 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I44.30
Other codes in section I30-I5A (Other forms of heart disease).
ICD-10 I44.30, Billing FAQ
Is ICD-10 code I44.30 billable? +
Yes, I44.30 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 I44.30? +
Procedures frequently paired with I44.30 include: 33208, 33206, 33207, 0573T, 0574T.
What ICD-9 codes does I44.30 map to? +
Per CMS GEMs, I44.30 maps to ICD-9 codes: 42610, 42650. 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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