Doppler Ultrasound: Scheduling Guide & Exam Codes

Purpose: This guide provides accurate scheduling support for Doppler Ultrasound exams across all Washington Radiology locations. Use this resource to confirm exam type, location restrictions, patient prep, and important scheduling reminders.

Location Availability Summary:

Washington, DC
Bethesda
Fairfax
Sterling

Extremity Doppler Reminders:

If the reason for the exam is any of the following, WR does not perform the exam. Refer the patient to vascular clinic instead:
- Spider veins
- Varicose veins
- Venous insufficiency
- Cosmetic/superficial vascular concerns

Quick Reference: Exam Types & Guidelines

Exam Code	Exam Description	When to Use	Location(s) & Rules	Prep & Notes
493	Carotid Doppler	Stroke risk, carotid stenosis, etc.		No Prep
89	Extremity Doppler Bilateral	Venous doppler - Both legs or arms Common Reasons: Leg swelling, pain, blood clots, Deep Vein Thrombosis (DVT)	Bethesda ONLY: Call the center first if scheduling same-day for DVT. WR does not do arterial doppler exams	No Prep
90	Extremity Doppler Unilateral	Venous doppler - One leg or arm Common Reasons: Leg swelling, pain, blood clots, Deep Vein Thrombosis (DVT)	Bethesda ONLY: Call the center first if scheduling same-day for DVT. WR does not do arterial doppler exams	No Prep
96	Extremity W/O Doppler	Soft tissue evaluation: lumps, cysts, muscle injury Not for vascular concerns	Transfer to Center	No Prep