Management Team

James F. Chen

Chairman, Chief Executive Officer, Founder

Mr. Chen founded DrFirst and serves as the CEO and chairman. He is a seasoned entrepreneur with a strong technology background and experience in starting and leading technology-related businesses. Mr. Chen successfully founded and served as the CEO of V-ONE Corporation, a NASDAQ-listed provider of virtual private networking (VPN) software that is used extensively in many industries, including government, financial services, healthcare, and automotive. Mr. Chen has been granted five U.S. patents on Internet security products. Prior to founding V-ONE, Mr. Chen worked for many years in increasingly senior positions at Intelsat and in the nuclear power industry. Mr. Chen received a B.S. in Electrical Engineering from Georgia Tech and received his M.S. in Computer Science from George Washington University.

G. Cameron Deemer


Mr. Deemer serves as DrFirst’s president and brings more than 20 years of healthcare industry experience to this position. He joined DrFirst in 2004 as the director of product management before being appointed general manager in 2005 and president shortly thereafter. Since joining DrFirst, Mr. Deemer has played an instrumental role in formalizing and driving improved business processes, while developing new technology strategies to leverage the benefits of e-prescribing and other DrFirst platform services for providers, hospitals, payers, and other healthcare stakeholders. He has also been a strong proponent of promoting interoperability in the healthcare industry by sharing clinical data between systems. Prior to joining DrFirst, Mr. Deemer was assistant vice president of product management for PCS Health Systems/AdvancePCS and also led the e-prescribing and practice management product strategy for NDCHealth.

Meriellen Cain

Chief Information Officer

In her role as chief information officer at DrFirst, Ms. Cain brings more than 20 years of experience in senior technology leadership roles for healthcare software and Fortune 500 financial services companies, and has built over 15 commercially-used software products.  Before joining DrFirst, Ms. Cain was chief executive officer for Suncoast Solutions, a healthcare IT company.  Prior to that, she served as vice president of global technology at Goldman Sachs, senior vice president of business technology at Raymond James, and held senior roles at IBM Global Services and Pricewaterhouse Coopers.   She has a Bachelor’s Degree in Business Administration and Information Systems from Wilfrid Laurier University.

David Samuels

Chief Financial Officer

David A. Samuels is a seasoned financial executive who brings to DrFirst more than 20 years of broad-based financial and business experience with publicly traded, venture-backed and privately held businesses, with revenues ranging from pre-revenue to over $1B. He has successfully completed more than $300M of debt and equity financings, including initial capitalizations and public offerings, and has served as a change agent leading initiatives in M&A, business restructuring, complex financings and operational improvements. He has extensive experience with technology focused businesses, working with company founders and board members to create and protect shareholder value.  Mr. Samuels has held CFO roles in a variety of technology-driven businesses during the past fifteen years.  Mr. Samuels holds an MBA in Finance and Investments from The George Washington University, and a BS in Accounting, magna cum laude, from the University of Connecticut.  Mr. Samuels is a recipient of the NVTC Greater Washington Technology CFO Award for Community Service, a finalist for CFO of the Year in the Emerging Growth Company category, and was named a CFO of the Year by the Washington Business Journal in July 2013. 

George Pappas

Chief Operating Officer

George Pappas brings more than 20 years of IT experience across diverse industries to DrFirst, where he oversees the company’s operational functions, sales, and customer support efforts. Prior to joining DrFirst, Mr. Pappas served as the chief operating officer for Motionsoft, Inc., where he successfully re-built and realigned key business models and activities to drive revenue growth. Mr. Pappas previously held several C-Suite level positions in industries including:, higher education services, internet security, software, and financial services. He earned a B.S. in CS/MIS/International Management from Boston University.

Richard Cohan

President, Patient Innovations

As president of the Patient Innovations Division, Mr. Cohan is focused on building and leveraging solutions focused on delivering new approaches to achieving positive patient outcomes through adherence and decision support programs proactively delivered at the point-of-care. For over 25 years, Mr. Cohan has successfully led and collaborated with Fortune 1000 companies in diverse segments of health information technology. Prior to joining DrFirst, Richard was a founder at CareSurveys, a patient engagement company focused on patient satisfaction and quality measurement. He also brings 18 years of industry experience from serving in a number of senior executive roles at NDCHealth. Under his leadership, NDCHealth was able to build and grow its claims processing and practice management businesses to national recognition and industry leadership. After his tenure at NDC, Mr. Cohan held a senior management position at WebMD and subsequently led two Inc.5000 startups, as CEO of Logical Images, a clinical decision support company and ENABLE Corporation, a healthcare supply chain company, and has been a key Advisor and Board member to a number of early stage companies. Mr. Cohan holds an M.B.A. from the Fox School of Business at Temple University, and an undergraduate degree from Syracuse University.