93970 Extremity study
Also known as: venous duplex, DVT ultrasound, venous compression ultrasound
Duplex ultrasound scan of extremity veins to evaluate for deep venous thrombosis, venous insufficiency, or access suitability.
In Plain Language
leg vein ultrasound; blood clot screening ultrasound; vein assessment
Clinical Context
Used to diagnose deep venous thrombosis, assess chronic venous insufficiency, or evaluate superficial thrombophlebitis in symptomatic patients.
RVU Breakdown
| Work RVU | 0.68 |
| Total RVU | 0.68 |
Est. Medicare Payment
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Billing & Documentation
Medicine section codes cover a wide range of non-surgical services. Documentation should include the clinical indication, procedure details, interpretation (if applicable), and any patient-specific findings.
How This Code Compares
With a work RVU of 0.68, this code ranks in the 44th percentile among Medicine codes — 1.1x below the median (0.78). The highest wRVU in this category is 23.92.
Specialties
Frequently Asked Questions
What is CPT code 93970?
CPT 93970 (Extremity study) is a Medicine code. Duplex ultrasound scan of extremity veins to evaluate for deep venous thrombosis, venous insufficiency, or access suitability.
Who uses CPT code 93970?
CPT 93970 is used by Vascular Surgery, Internal Medicine, Radiology. Used to diagnose deep venous thrombosis, assess chronic venous insufficiency, or evaluate superficial thrombophlebitis in symptomatic patients.
When is CPT 93970 used?
Used to diagnose deep venous thrombosis, assess chronic venous insufficiency, or evaluate superficial thrombophlebitis in symptomatic patients.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.