ICD-10 I70.208
Billable / Specific HCC v28: 108Unspecified atherosclerosis of native arteries of extremities, other extremity
About ICD-10-CM I70.208
ICD-10-CM code I70.208 represents Unspecified atherosclerosis of native arteries of extremities, other extremity. This is a billable/specific code in the Circulatory System chapter (block I70). The 2026 edition of ICD-10-CM I70.208 became effective on October 1, 2025.
Coding Tips for I70.208
Specialist guidance from the PayerReady Medical Coding Team. Specificity warnings, HCC capture rules, sequencing notes.
I70.208 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 I70.208
Local Coverage Determinations (LCDs) from CMS MACs that list I70.208 as a covered diagnosis.
Showing top 10 of 272 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I70.208.
5 Medicare
CPT Codes Commonly Billed with I70.208
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 0237T CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- C9764 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 0505T CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 0620T CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 0238T CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 37242 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- C9772 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 37252 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- C9765 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
- 37244 CMS LCD: Billing and Coding: Endovascular Management for Peripheral Arterial Disease of the Upper and Lower Extremities CMS LCD
Convert I70.208 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 |
|---|---|---|
| I70.208 | 44020 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I70.208
Other codes in section I70-I79 (Diseases of arteries, arterioles and capillaries).
ICD-10 I70.208, Billing FAQ
Is ICD-10 code I70.208 billable? +
Yes, I70.208 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
Does I70.208 affect Medicare Advantage HCC risk adjustment? +
Yes. I70.208 maps to CMS-HCC v28 category 108. Capture this diagnosis annually for accurate Medicare Advantage risk score.
What CPT codes are commonly billed with I70.208? +
Procedures frequently paired with I70.208 include: 0237T, C9764, 0505T, 0620T, 0238T.
What ICD-9 codes does I70.208 map to? +
Per CMS GEMs, I70.208 maps to ICD-9 codes: 44020. 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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