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Executive Team

 Sheila H. Schweitzer
Chairperson and Chief Executive Officer


Sheila H. Schweitzer was elected CareMedic’s chairperson and chief executive officer in September 2004, after serving as its president and chief operating officer since March 2003. Previously, Schweitzer was executive vice president and chief operating officer of MedUnite Inc. MedUnite was a consortium of seven health plans—Aetna, Cigna, Wellpoint, Anthem, Oxford, Healthnet and PacifiCare—that developed a network for connecting physicians with payers to communicate health data such as eligibility, claim status, referrals, authorizations and claim submission. MedUnite was sold to ProxyMed, Inc. in December 2002. Prior to working for MedUnite, Schweitzer was chief executive officer of Presideo, Inc., a healthcare Internet security company. Prior to that, she was senior vice president of operations with ENVOY Corporation (now a division of WebMD), the nation’s largest healthcare transactions service company. Schweitzer holds a Bachelor of Science in Chemistry from Western Kentucky University. 

 Allen Plunk, CPA
Senior Vice President and Chief Financial Officer


Lonnie Allen Plunk joined CareMedic in January 2007 as senior vice president and chief financial officer. From 1999 through 2006, Plunk was employed by Viewlocity, Inc., a global provider of supply chain event management solutions. As Viewlocity’s chief financial officer and chief operating officer, he was responsible for all general, administrative and accounting functions for the venture-backed software company with operations in the U.S., Europe, Asia and Australia. Prior to Viewlocity, Plunk was chief financial officer at UniComp Inc., and was a business assurance manager at Coopers & Lybrand LLP. A Certified Public Accountant, he holds a Bachelor of Science in accounting from Harding University.

  Richard Nelli
Chief Technology Officer

Richard Nelli joined CareMedic in September of 2007 with over 17 years of healthcare information technology experience. He has served in various product development and product management roles during his career, most recently as vice president of product management at Quovadx, where he guided the company’s healthcare interoperability solutions strategy. Prior to Quovadx, he spent 10 years at QuadraMed, leading its product development initiatives. Nelli is a skilled healthcare IT solutions architect with strong standards-based integration and interoperability expertise. He has vast knowledge of revenue cycle best practices and software development processes, and holds a B.B.A. in Management Information Systems with a minor in Telecommunications Engineering from the University of Mississippi.

 Sandra Schafer
Senior Vice President of Marketing and Product Direction 


Sandra Schafer joined CareMedic in February of 2006 as senior vice president of marketing and product management. Schafer came to us from NDCHealth, where she served as vice president of marketing and product marketing, and before that, vice president of product management for the hospital division. Sandra has been in healthcare information technology for nearly 25 years. She served as vice president of strategic business development at Healthcare.com and vice president of eCommerce Solutions at Superior Consultants. She spent 17 years at McKesson/HBOC in a variety of management roles, ranging from operations to sales support, and alliance development to product marketing. Schafer holds a Bachelor of Arts in Business Administration and a Master’s in Healthcare Administration from the University of Iowa.  


“CareMedic offers one-stop shopping in an integrated environment. They listen to their customer and implement improvements based on their customer’s needs and feedback. The technology they offer is second to none and offers AR solutions from beginning to end in a competitive cost environment.”

--- Mike Wilson
 Director, Business Services
 DCH Health System