The American College of Rheumatology offers certification to individual physicians, physician assistants, and nurse practitioners who perform musculoskeletal ultrasound as part of their practice of rheumatology. The Musculoskeletal Ultrasound Certification in Rheumatology or RhMSUS certification demonstrates competency in musculoskeletal ultrasound and promotes quality of care.

Understanding RhMSUS

Learn about the RhMSUS program and its benefits.

RhMSUS Process

Explore the RhMSUS eligibility criteria, application fees, deadlines, process, examination windows, scheduling, preparation, and recertification requirements.


Find answers to our most frequently asked questions about the RhMSUS certification and learn the difference between certification and accreditation.

RhMSUS Designees

View a list of individuals who have successfully completed the RhMSUS certification program.

RhMSUS Volunteer Opportunities

Learn about RhMSUS volunteer opportunities and see the current RhMSUS volunteers.