ICD-10 I70.702
Billable / Specific HCC v28: 108Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, left leg
About ICD-10-CM I70.702
ICD-10-CM code I70.702 represents Unspecified atherosclerosis of other type of bypass graft(s) of the extremities, left leg. This is a billable/specific code in the Circulatory System chapter (block I70). The 2026 edition of ICD-10-CM I70.702 became effective on October 1, 2025.
Coding Tips for I70.702
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
I70.702 is a CMS-HCC v28 risk-adjustment code (category 108). 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 I70.702
Local Coverage Determinations (LCDs) from CMS MACs that list I70.702 as a covered diagnosis.
Showing top 10 of 249 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I70.702.
5 Medicare
CPT Codes Commonly Billed with I70.702
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert I70.702 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 |
|---|---|---|
| I70.702 | 44030 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I70.702
Other codes in section I70-I79 (Diseases of arteries, arterioles and capillaries).
ICD-10 I70.702, Billing FAQ
Is ICD-10 code I70.702 billable? +
Yes, I70.702 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Does I70.702 affect Medicare Advantage HCC risk adjustment? +
Yes. I70.702 maps to CMS-HCC v28 category 108. Capture this diagnosis annually for accurate Medicare Advantage risk score.
What ICD-9 codes does I70.702 map to? +
Per CMS GEMs, I70.702 maps to ICD-9 codes: 44030. 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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