Expertise | Leadership

Leadership Team

CDI Management Corp. is the management company for Center for Diagnostic Imaging (CDI), Insight Imaging, and our respective affiliated partners. Through the national management, local operations and clinical teams, we focus on providing efficient operations and clinical best practices to ensure quality patient care and customer service for the clinicians and patients we serve.

We understand our business, industry and our customers’ needs, and having a centralized team allows us to do what we do best every day. Our CDI corporate management team is located in Minneapolis, MN with various operations, IT and revenue cycle management functions located in Lake Forest, CA; Wexford, PA; and Buffalo, NY.

Leadership Filter
  • Richard Long, President and Chief Executive Officer

    As President and CEO of Center for Diagnostic Imaging (CDI), Rick leads the country’s largest privately owned diagnostic imaging provider, overseeing a national network of partnerships that includes outpatient imaging centers, mobile imaging and the CDI Quality Institute. He is a recognized expert in the development and management of imaging centers and mobile diagnostic imaging solutions.

    Throughout his career, Rick has focused on building strong, value-based partnerships committed to delivering the highest quality radiology, management and related healthcare services. He oversees all aspects of CDI’s clinical operations and management, as well as the structuring of equity partnerships with physician and hospital groups. Under his leadership, CDI has earned an industry reputation for providing high-quality, patient-centered and highly accessible healthcare through its network of more than 120 centers, 155 mobile imaging systems and over 400 radiologists.

    Rick has more than 25 years of health care leadership experience including regional management positions with GE Healthcare He holds a B.A. from St. Mary’s University of Minnesota.

  • Mark Arnold, Chief Operating Officer

    Mark Arnold joined CDI in 2011 as vice president, strategy and business development. In 2012 he became regional vice president for the Minnesota region, and in 2013 he was named senior vice president & general manager, West Zone, encompassing all CDI operations in Arizona, California, Minnesota, Washington, and Western Wisconsin. In 2014 Mr. Arnold became responsible for national business development initiatives including mergers, acquisitions, product line development and a variety of hospital and physician partnerships. In 2017, Mr. Arnold was promoted to chief operating officer.

    Mr. Arnold has over 16 years of healthcare industry experience, including over six years as a senior health care research analyst at investment bank Piper Jaffray. He holds a B.S. degree in Mechanical Engineering from Columbia University in New York City, and an M.B.A. from The Stephen M. Ross School of Business at the University of Michigan.

  • Ryan Raschke, Chief Financial Officer

    Ryan joined CDI in 1998 as a financial analyst and has held various positions in the Accounting, Finance, and Treasury areas of the company. In his most recent role leading our Treasury organization, Ryan has played a key role in managing and maintaining CDI’s strong balance sheet and capital structure. In 2015, Ryan led the process of restructuring our debt financing, which allows us to have lower cost of borrowing to maintain our existing infrastructure and to fund our future growth projects.

    In his new role as Chief Financial Officer, Ryan will provide leadership and oversight for the accounting, financial planning and analysis, internal audit and treasury/cash management departments. He holds an M.B.A. from the University of St. Thomas and a B.S. from Iowa State University.

  • Anh Le Kremer, Chief Administrative Officer

    Anh Le Kremer joined CDI in 2014 as Deputy General Counsel. In 2015, she took on the role of compliance and privacy officer and in 2016 was promoted to general counsel and chief compliance officer. In 2017, Anh was promoted to chief administrative officer. She leads the administrative functions of the organization including practice administration, procurement and facilities, revenue cycle management, payer network management, management services and legal and regulatory. Prior to joining CDI, Ms. Kremer was an equity partner at Stinson Leonard litigating complex business and employment disputes.

    Ms. Kremer serves on the Board of Directors for the national Federal Bar Association in Arlington, VA, as well as several local nonprofit boards. Ms. Kremer earned her Bachelor’s degree in International Relations from the University of Minnesota, Twin Cities and her law degree, Cum Laude, from William Mitchell College of Law in St. Paul.

  • Glenn Galloway, Chief Information Officer

    Glenn Galloway joined CDI in 2017 as chief information officer. Before coming to CDI, Glenn served as chief executive officer for Children’s Health Network.

    Glenn has more than thirty years of experience in health care IT including serving as senior vice president with Optum UHG, chief information officer at Children’s Minnesota, and co-founder of Healthia Consulting Inc. Glenn received his Bachelors of Science in Business Computer Science from Iowa State University.

  • Jessica L. Larson, Senior Vice President, Human Resources

    Jessica Larson joined CDI in 2002 as a senior human resources generalist, became human resources manager in 2004, and was director of human resources in 2011. In 2012 she was promoted to vice president, human resources for both Insight Imaging and CDI. Ms. Larson became senior vice president of human resources in 2014.

    In this role Ms. Larson will provide leadership for corporate communications and associate driven initiatives. Ms. Larson holds a B.S. from University of Minnesota and her Senior Professional Human Resources certification.

  • Elisabeth A. Quam, Executive Director, CDI Quality Institute

    Liz Quam joined CDI in 2003, and the CDI Quality Institute was founded that same year. In the changing environment, CDI strives to develop and articulate measurable attributes of quality to payers, health systems and other organizational partners. Through the Institute team, CDI also monitors and often helps guide the decisions made by government entities, at both the state and national levels.

    The Quality Institute is the radiologist development and mentoring arm for the organization’s partnering radiologists. Under the direction of the CDI Medical Directors Council, Ms. Quam actively administers the Radiologist Quality and Mentoring program (RQM), a robust, nationwide, electronic peer review and mentoring program. Ms. Quam is respected for her long-time national leadership regarding policy initiatives of benefit to the industry. She has served on a host of public action boards during her 30-year career and is a frequent speaker and author regarding health care policy. She holds a B.A. from the University of Minnesota.

  • Scott Raymond, Senior Vice President, Business Development

    Scott Raymond joined CDI in 2014 as Senior Vice President and General Manager, Eastern Region and is responsible for operations, clinical partnerships and development in the northeastern United States. In 2018, he was promoted to Senior Vice President, Business Development. Prior to joining CDI, Mr. Raymond ran the business operations for two large radiology groups in California and Florida and also has extensive business development and marketing experience in the area of outpatient imaging operations. He has over 25 years of experience in the radiology/imaging sector and holds a B.A. from Bates College in Lewiston, Maine.

  • Per Normark, General Counsel

    Per Normark leads CDI’s legal, compliance and risk management teams. He is a seasoned health care attorney with more than 30 years of experience. Prior to joining CDI, Per served as the vice president, general counsel and compliance officer of MedQuest Associates, Inc. He was also the Assistant Attorney General for the state of Georgia and an attorney for the United States Department of Interior. He is an active member of both the Minnesota State Bar Association and the American Health Lawyers Association.

  • Linda Bagley, Senior Vice President & General Manager, Central

    Linda Bagley joined our organization in 1990 and has served in many roles, including chief technologist, center manager, director of technical operations and director of system implementations and support. In 2011, she was promoted to vice president of business systems and operations support. In 2015, Linda was named chief information officer. Her unique blend of experience in outpatient imaging operations and health care IT has helped us develop innovative solutions tailored to our business. She has played key roles in the Meaningful Use project, systems and process development for our radiologists and center teams, and many new center and market implementations. In 2017, Linda moved into the senior vice president role for CDI’s Central Zone.

  • Robert Cherney, Senior Vice President & General Manager, Northwest

    Rob Cherney joined CDI in 2007 as the director for the Twin Cities’ Open Upright MRI program. In 2011, he transitioned into the role of CDI’s director of business development. Mr. Cherney was then promoted to vice president of operations and business development where he led operations and business development for CDI’s Twin Cities market, which includes a center in Eau Claire, Wisconsin. In 2017, he was promoted senior vice president and general manager of CDI’s Northwest zone, which includes Minnesota, Missouri, Oregon and Washington. Prior to coming to CDI, Mr. Cherney was a center manager at Soteria Imaging Services. He earned his Bachelor of Arts degree in Business/Corporate Communications from University of Saint Thomas.

  • Jarred Onarheim, Regional Vice President

    As regional vice president, Jarred Onarheim oversees business operations for CDI in Oregon and Washington. He also leads the organization’s vascular operations at a national level. Since joining CDI in 2008, Jarred has held a number of roles from account executive specialist and director of CDI Vascular Care, to senior director of business development. Prior to becoming regional vice president, Jarred led our Oregon market as the vice president of operations and business development where he was instrumental in bringing EPIC Imaging into our network.

  • Sheryl Streich , Regional Vice President

    As regional vice president, Sheryl Streich leads business operations for CDI’s Connecticut, Florida and Massachusetts markets. She also oversees the organization’s operations improvement department. Over her 20 year career with CDI, Sheryl has held a variety of center and corporate positions ranging from CT technologist to director of our Information Technology department. Prior to becoming regional vice president, Sheryl’s experience as a technologist and extensive understanding of our systems led to her promotion to senior director of implementation and operations improvement. In this role she played a crucial part in ensuring business development objectives aligned with CDI’s strategic initiatives, while also identifying and implementing process improvements across our centers. Sheryl’s an active member of AHRA, ASRT and ARRT.