ICD-10 I09.89
Billable / SpecificOther specified rheumatic heart diseases
About ICD-10-CM I09.89
ICD-10-CM code I09.89 represents Other specified rheumatic heart diseases. This is a billable/specific code in the Circulatory System chapter (block I09). The 2026 edition of ICD-10-CM I09.89 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under I09.89. Per CMS ICD-10-CM Tabular 2026.
- Rheumatic disease of pulmonary valve
Medicare LCD Coverage for I09.89
Local Coverage Determinations (LCDs) from CMS MACs that list I09.89 as a covered diagnosis.
Showing top 10 of 337 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I09.89.
1 Aetna
1 Cigna
5 Medicare
CPT Codes Commonly Billed with I09.89
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 78431 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 78492 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 75563 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 75559 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 0742T CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 78434 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 78430 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
- 78491 CMS LCD: Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing CMS LCD
Convert I09.89 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 |
|---|---|---|
| I09.89 | 3971 | 10000 |
| I09.89 | 39899 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I09.89
Other codes in section I05-I09 (Chronic rheumatic heart diseases).
ICD-10 I09.89, Billing FAQ
Is ICD-10 code I09.89 billable? +
Yes, I09.89 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 I09.89? +
ICD-10 I09.89 includes: Rheumatic disease of pulmonary valve.
What CPT codes are commonly billed with I09.89? +
Procedures frequently paired with I09.89 include: 78431, 78492, 75563, 75559, 0742T.
What ICD-9 codes does I09.89 map to? +
Per CMS GEMs, I09.89 maps to ICD-9 codes: 3971, 39899. 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 16, 2026.
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