ICD-10 I83.012
Billable / Specific HCC v28: 107Varicose veins of right lower extremity with ulcer of calf
About ICD-10-CM I83.012
ICD-10-CM code I83.012 represents Varicose veins of right lower extremity with ulcer of calf. This is a billable/specific code in the Circulatory System chapter (block I83). The 2026 edition of ICD-10-CM I83.012 became effective on October 1, 2025.
Coding Tips for I83.012
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
I83.012 is a CMS-HCC v28 risk-adjustment code (category 107). To count for the patient Risk Adjustment Factor (RAF), document the diagnosis with MEAT language each calendar year: Monitored, Evaluated, Assessed, Treated. A diagnosis on the problem list alone does not satisfy CMS RADV audit standards. Include the diagnosis in the assessment with current status and current treatment plan.
Medicare Advantage HCC Impact
Capture this diagnosis annually for accurate risk adjustment. Missed HCC captures are the #1 revenue leak in Medicare Advantage risk programs.
Medicare LCD Coverage for I83.012
Local Coverage Determinations (LCDs) from CMS MACs that list I83.012 as a covered diagnosis.
Showing top 10 of 494 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I83.012.
5 Medicare
CPT Codes Commonly Billed with I83.012
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 36470 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 36473 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 37760 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 36474 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 37765 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 37735 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 37780 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 93971 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 36466 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
- 37761 CMS LCD: Billing and Coding: Treatment of Varicose Veins of the Lower Extremities CMS LCD
Convert I83.012 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 |
|---|---|---|
| I83.012 | 4540 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I83.012
Other codes in section I80-I89 (Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified).
ICD-10 I83.012, Billing FAQ
Is ICD-10 code I83.012 billable? +
Yes, I83.012 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Does I83.012 affect Medicare Advantage HCC risk adjustment? +
Yes. I83.012 maps to CMS-HCC v28 category 107. Capture this diagnosis annually for accurate Medicare Advantage risk score.
What CPT codes are commonly billed with I83.012? +
Procedures frequently paired with I83.012 include: 36470, 36473, 37760, 36474, 37765.
What ICD-9 codes does I83.012 map to? +
Per CMS GEMs, I83.012 maps to ICD-9 codes: 4540. 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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