Male Technician Operating Ultrasound MachineEchocardiography utilizes ultrasound images to evaluate the function of the heart. This is used to visualize normal and abnormal structures and dynamics within the heart.


Program Overview

The DMS – Echocardiography Extension program is a post-baccalaureate certificate. Students entering this program must have graduated from an accredited Diagnostic Medical Sonography program and have earned a Bachelor of Science degree. The program is a 26 week program. The curriculum consists of online didatic courses and intensive clinical training in echocardiography.

The program is designed to meet the specific needs of all prospective students, including practicing technologists.

  • Unregistered technologists practicing in echocardiography may opt out of the clinical components of the program and complete didactic-only courses in preparation for the Echo registry
  • An extensive Echo registry review course is available in the program


Program effectiveness data for the Diagnostic Medical Sonography program is available here (2016).

Clinical Sites

Students have availability of pre-arranged clinical sites in Missouri, or you may contact the Program Director ( with questions regarding alternative clinical sites outside of Missouri.


Application and Admissions

  • Applicants must be graduates of an accredited DMS program and be registered (or registry-eligible) by the American Registry of Diagnostic Medical Sonography or the American Registry of Radiologic Technologists.
  • Persons accepted into the program who are registered sonographers must have taken the Sonography Principles & Instrumentation examination.
  • Persons accepted into the program who are not yet registered must take the registry at the first available testing.
  • Minimum of 3.0 GPA in an imaging program or related degree.


To apply to the Cox College Echocardiography Extension Program, the applicant should:

  • Complete the Cox College undergraduate application  and check “Bachelor of Science in Diagnostic Imaging”
  • Download and submit the Specialty Diagnostic Imaging program application
  • Download and submit the Clinical Affiliate Request form if requesting a clinical site outside of the CoxHealth system
  • See application for additional documents required


Tuition and Fees

Beginning Fall 2013 all specialty imaging programs are offered through the Bachelor of Science in Diagnostic Imaging (BSDI) degree program.  Current tuition and fees information is available here.  For additional tuition pricing and scholarship information, please contact the Bursar’s office.


Program Contacts

Michelle Masengill, M.Ed.

Chair & Assistant Professor

Office: 417-269-3063

Joelene Powell, MOL

Assistant Professor

Office: 417-269-8669

Tad Morris, MS

Assistant Professor

Office: 417-269-1074

The Commission on Accreditation of Allied Health Education Programs (CAAHEP) accredits programs upon the recommendation of the Joint Review Commission on Education in Diagnostic Medical Sonography (JRC-DMS) 6021 University Boulevard, Suite 500, Ellicott City, MD 21043, 443-973-5251,;Commission on Accreditation of Allied Health Education Programs (CAAHEP) 25400 US Highway 19 North, Suite 158, Clearwater, FL 33763, Ph: 727-210-2350, Fax: 727-210-2354,