ARDMS Resources
ARDMS Contact, Certification & Exam Information
Everything you need to know about the American Registry for Diagnostic Medical Sonography—contact information, certification pathways, and credential requirements.
ARDMS Contact Information
Phone Numbers
(301) 738-8401
(800) 541-9754 (Toll-Free)
Mon-Fri, 8:00 AM - 5:00 PM ET
Mailing Address
1401 Rockville Pike, Suite 600
Rockville, MD 20852
Website
ardms.orgWhat is ARDMS Certification?
ARDMS (American Registry for Diagnostic Medical Sonography) is the leading certification organization for diagnostic medical sonography professionals. ARDMS credentials are:
- Recognized by employers nationwide
- Required for most sonography positions
- Demonstrates professional competency
- Often leads to higher salaries
How to Get ARDMS Certification
Follow these steps to earn your ARDMS credential
Meet Prerequisites
Complete an accredited sonography program or meet ARDMS's education and clinical requirements.
Apply Online
Submit your application through the ARDMS website and pay the application fee.
Pass the SPI Exam
Take and pass the Sonography Principles & Instrumentation (SPI) exam.
Pass Specialty Exam
Take and pass your specialty exam (AB, OB/GYN, AE, etc.) to earn your credential.
ARDMS Credentials
ARDMS offers several professional credentials, each with specialty certifications.
Registered Diagnostic Medical Sonographer
Specialties:
- • Abdomen (AB)
- • OB/GYN
- • Breast (BR)
- • Fetal Echocardiography (FE)
Registered Diagnostic Cardiac Sonographer
Specialties:
- • Adult Echocardiography (AE)
- • Pediatric Echocardiography (PE)
- • Fetal Echocardiography (FE)
Registered Vascular Technologist
Specialties:
- • Vascular Technology (VT)
Prepare for Your ARDMS Exam
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Frequently Asked Questions
What is the ARDMS phone number?
The ARDMS phone number is (301) 738-8401 or toll-free (800) 541-9754. Customer service is available Monday through Friday, 8:00 AM to 5:00 PM Eastern Time.
What is ARDMS certification?
ARDMS (American Registry for Diagnostic Medical Sonography) certification is a credential that demonstrates competency in diagnostic medical sonography. It's the most recognized sonography certification and is required by most employers.
How to get ARDMS certification?
To get ARDMS certified: 1) Complete an accredited sonography program or meet prerequisite requirements, 2) Apply and pay the application fee, 3) Pass the SPI (Sonography Principles & Instrumentation) exam, 4) Pass a specialty exam (like AB for Abdomen or OB/GYN).
What ARDMS credentials are available?
ARDMS offers credentials including RDMS (Registered Diagnostic Medical Sonographer), RDCS (Registered Diagnostic Cardiac Sonographer), RVT (Registered Vascular Technologist), and specialty credentials like Fetal Echocardiography (FE).
How do I contact ARDMS customer service?
You can contact ARDMS by phone at (301) 738-8401 or toll-free (800) 541-9754, by email, or through their website at ardms.org. Phone support is available Monday-Friday, 8 AM - 5 PM ET.
What's the difference between ARDMS and ARRT for sonography?
Both offer sonography credentials. ARDMS focuses exclusively on diagnostic medical sonography and is the most widely recognized. ARRT offers sonography alongside radiography credentials. Many employers accept both, though ARDMS is often preferred for pure sonography roles.