We are National Decision Support Company
National Decision Support Company (NDSC) is the exclusive distributor of national standards clinical decision support (CDS) imaging guidelines. NDSC provides the technical platform, support, and licensing of digitally consumable CDS that continuously educates providers regarding the latest evidence-based approach to medicine without disrupting the doctor-patient relationship or delaying needed care.
ACR Select, provided by National Decision Support Company, is the complete web service version of American College of Radiology (ACR) Appropriateness Criteria® (AC). ACR AC is a comprehensive national standards clinical decision support database that provides evidence-based guidance for the appropriate utilization of all medical imaging procedures. More than 300 volunteer physicians, representing more than 20 radiology and non-radiology specialty organizations, participate on the ACR AC expert panels, continuously updating these nationally transparent guidelines, and providing real-time access to the latest medical imaging procedure guidance. The ACR Select platform can be easily integrated with computerized ordering and electronic health record (EHR) systems so healthcare organizations can effortlessly consume ACR AC guidelines and ensure that the right patient gets the right scan for the right indication.
Meet our team
National Decision Support Company's team consists of experts who are committed to educating providers regarding the latest evidence-based approach to medicine. Our team is passionate about the business we're in. Meet the people leading this dedication.

Michael Mardini, Founder & CEO
With over 20 years of leadership experience in the development, marketing and sales of healthcare information technology product portfolios, Michael has been at the forefront of healthcare information solutions through his position as the founder and CEO of Commissure Inc., a leading provider of solutions for radiology clinical decision support, reporting and workflow and as founder and CEO of Talk Technology Inc., a start-up which grew to become a recognized leader in the field of integrated speech recognition and clinical workflow solutions for hospital radiology and pathology practices.

Tom Conti, SVP of Technical Strategy
With more than a decade of healthcare IT experience, and prior to joining NDSC, Tom has held several R&D leadership roles at Epic, including product lead for the Epic RIS when it received its Best in KLAS rating. He also headed up the imaging integration R&D team that focuses on infrastructure development to integrate with Radiology and Cardiology products and devices. In his current role, Tom is responsible for leveraging a variety of technical skills to develop EMR integrations and efficient provider workflows.

Caroline Tustian, VP of Operations
Constructing the backbone of entrepreneurial companies, Caroline leverages her unique background in automotive, healthcare device manufacturing and healthcare information technology, to build a tight, sophisticated organization from top to bottom. Serving in key strategic and tactical roles while running finance and operations, Caroline has been instrumental in the launch of several industry leading companies; most notably as Controller and VP of Operations, for Commissure Inc., working alongside founder and CEO Michael Mardini.

Victor Panza, SVP of Business Development
Throughout his 35+ year career in healthcare, Vic Panza has held key sales management and other leadership positions. For the past 17 years, his focus has been in the area of diagnostic imaging management, and in 1995, served as a co-founder of one of the country's largest radiology benefit management firms. In that capacity, he managed some of the largest health plans in the country and lead development of provider privileging programs for his clients. More recently, he has been engaged with one of the early stage clinical decision support vendors, and has been instrumental in introducing this new technology to both the provider and payer communities.

Scott Cowsill, SVP of Strategic Initiatives
Scott has a rich history and expertise in healthcare provider relations, practice management, hospital administration and healthcare & government contracting. He has spent the last 7 years of his career pioneering Electronic Clinical Decision Support (CDS), with emphasis on high-tech diagnostic radiology image ordering, in both the private and Federal sectors. He continues to define this market segment through collaborative relationships with healthcare technology vendors, national educational work as the Chair of the Imaging e-Ordering Coalition and has played a vital role in state-wide rollouts of CDS tools.
Our team is ready to answer any questions you may have about ACR Select, imaging utilization, or clinical decision support. Get in touch with us to learn more.

