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ICD-10 Guide
ICD-10 CodesI70.213

I70.213

Billable

Atherosclerosis of native arteries of extremities with intermittent claudication, bilateral legs

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 I70.213 is a billable code used to indicate a diagnosis of atherosclerosis of native arteries of extremities with intermittent claudication, bilateral legs.

Key Diagnostic Point:

I70.213 refers to atherosclerosis of the native arteries of the extremities, specifically affecting both legs, accompanied by intermittent claudication. This condition is characterized by the narrowing and hardening of arteries due to plaque buildup, which restricts blood flow to the limbs. Clinically, patients may present with symptoms such as leg pain or cramping during physical activities, which typically resolves with rest. The anatomy involved includes the femoral, popliteal, and tibial arteries, which are crucial for lower limb perfusion. Disease progression can lead to critical limb ischemia, ulcers, or even gangrene if left untreated. Diagnostic considerations include a thorough patient history, physical examination, and imaging studies such as Doppler ultrasound or angiography to assess blood flow and identify the extent of arterial blockage. Management often involves lifestyle modifications, pharmacotherapy, and possibly surgical interventions, depending on the severity of the condition.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires thorough assessment and imaging
  • Treatment complexity: May involve multiple specialties and interventions
  • Documentation requirements: Detailed clinical notes and imaging results needed
  • Coding specificity: Requires precise coding to reflect bilateral involvement

Audit Risk Factors

  • Common coding errors: Misidentification of unilateral vs. bilateral conditions
  • Documentation gaps: Incomplete patient history or lack of imaging results
  • Billing challenges: Potential denials due to insufficient documentation of claudication symptoms

Specialty Focus

Medical Specialties

Vascular Surgery

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Cardiology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

I70.213 has significant clinical implications as it affects a considerable portion of the population, particularly older adults and those with risk factors such as diabetes and hypertension. The condition can lead to decreased quality of life, increased healthcare utilization, and higher rates of morbidity. Understanding and addressing atherosclerosis in the extremities is crucial for improving patient outcomes and reducing the burden on healthcare systems.

ICD-9 vs ICD-10

I70.213 has significant clinical implications as it affects a considerable portion of the population, particularly older adults and those with risk factors such as diabetes and hypertension. The condition can lead to decreased quality of life, increased healthcare utilization, and higher rates of morbidity. Understanding and addressing atherosclerosis in the extremities is crucial for improving patient outcomes and reducing the burden on healthcare systems.

Reimbursement & Billing Impact

Reimbursement considerations may vary based on the severity of the condition and the interventions performed, necessitating accurate coding and thorough documentation.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for I00-I99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by I70.213?

I70.213 covers atherosclerosis affecting the native arteries of both legs, leading to intermittent claudication. This includes any documented symptoms of pain or cramping in the legs during exertion, as well as any imaging findings that confirm arterial narrowing or blockage.

When should I70.213 be used instead of related codes?

I70.213 should be used when there is documented bilateral intermittent claudication due to atherosclerosis. If the condition is unilateral, codes such as I70.211 should be used. Accurate documentation of symptoms and imaging findings is crucial for correct code selection.

What documentation supports I70.213?

Documentation should include a detailed patient history indicating symptoms of claudication, physical examination findings, and results from imaging studies that confirm the presence of atherosclerosis in the native arteries of both legs.