Contact Information


Jennifer Niedfeldt - Health Sciences Pathway Advisor
Schedule an Advising Appointment (select Arvada campus)
or call the Arvada Campus Front Desk: 303-914-6010

Radiologic Technology Faculty

Charlotte Briscoe, MS, RT(R)
Program Director - Radiologic Technology

Teresa Bieker, MHA, RT(R)(MR)
Clinical Coordinator - Radiologic Technology

Sara Chism, RT(R)(M)
Instructor - Radiologic Technology

Crystal Matthews, RT(R)(BD)
Instructor - Radiologic Technology 

Jessica Colyer, RT(R)
Instructor - Radiologic Technology

Samantha DiYanni, RT(R)
Instructor - Radiologic Technology

Sonography Faculty:

Martha Rivero, BS, RDMS, RVT
Program Director/Clinical Coordinator- Sonography

Emily DeMoss, BS, RDMS, RVT
Sonography Instructor

Linda Bates AS, RDMS, RVT
Sonography Instructor

Kerri Crowl, BS, RDMS, RVT
Sonography Instructor

Jessica Rankin, BS, RDMS, RVT
Sonography Instructor

Kathryn Smathers, BA, RDMS, RVT 
Sonography Instructor

Amber Johnson, BS, RDMS,RVT
Sonography Instructor

Mark Bronson, BS, RDMS, RVT
Sonography Instructor

Holly Cox, BA, RDMS, RVT
Adjunct Instructor and Sonography Lab Skills Instructor

Melvin Hoeft, RDMS, RDCS, RVT
Sonography Lab Skills Instructor

Tina Reed, BA, RDMS, RVT
Sonography Lab Skills Instructor

Malene Shannon, BS, RDCS
Cardiac Sonography Instructor

Marc Theberge, AS, RDCS
Cardiac Lab Skills Instrucor



The medical imaging programs are located at the RRCC Arvada Campus

For a tour of the campus, please see the Arvada Campus Video

Medical Imaging Info Sessions
Individuals interested in any of the Medical Imaging programs should consider attending one of the Medical Imaging Information Sessions.

About Red Rocks Community College: We are a two-year college with two beautiful campuses located in Lakewood and Arvada. With the help of our supportive learning community of faculty and staff, we offer flexible online, weekend, self-paced, accelerated and traditional classes that transfer easily to any four-year college in Colorado. RRCC is a community college that provides degrees and certificates for new or returning students, and concurrent enrollment for high school students since 1969.