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Non-Invasive Cerebrovascular Arterial Studies

Includes noninvasive cerebrovascular arterial duplex and flow studies for intracranial and extracranial vessels. CPT codes 93880–93895 cover carotid duplex, transcranial Doppler and related cerebrovascular arterial evaluations.

Non-Invasive Extremity Arterial Studies (Including Digits)

Covers noninvasive arterial studies of the extremities, including toe and digital assessments. CPT codes 93896–93931 include segmental pressures, arterial duplex of extremities and digital perfusion studies.

Non-Invasive Extremity Arterial-Venous Studies

Includes combined arterial and venous noninvasive extremity studies assessing both circulatory systems. CPT codes 93985–93990 specify extremity arterial-venous duplex exams and comparative studies.

Non-Invasive Extremity Venous Studies (Including Digits)

Covers noninvasive venous duplex studies of extremities including evaluation of deep and superficial systems. CPT codes 93970–93971 designate venous duplex exams for extremity thrombus and venous insufficiency assessment.

Non-Invasive Visceral and Penile Vascular Studies

Includes noninvasive vascular studies of visceral and penile circulation for erectile dysfunction and visceral perfusion. CPT codes 93975–93981 cover penile duplex, visceral arterial studies and specialized vascular evaluations.

Other Noninvasive Vascular Diagnostic Studies

Includes other noninvasive vascular diagnostic studies such as unlisted or specialized duplex exams. CPT code 93998 designates miscellaneous noninvasive vascular diagnostic procedures.