Wound Care Program Leadership
Built From Experience. Grounded in Purpose.
Shared Health Services is led by a team of seasoned clinical and operational wound and hyperbaric medicine professionals — all dedicated to helping hospitals and physician practices build wound care programs that deliver meaningful results.
At SHS, leadership means being responsive, solving problems, and supporting your care team in real, tangible ways — not just holding a title. Our focus is on helping your staff succeed, your systems work better, and your program stay strong under pressure.
Throughout this page, you’ll see illustrated portraits of our real team members — a simple creative touch that reflects our honest, people-first approach to partnership.


David Davis, MA, RRT, CHT
David Davis founded Shared Health Services in 1996 after decades of leadership in healthcare and public service. With more than 40 years of experience, David has held clinical and executive roles in hospitals, home medical equipment companies, and The Joint Commission. A Registered Respiratory Therapist and Certified Hyperbaric Technologist, David also served in the Tennessee House of Representatives and in the U.S. Congress. He earned his BS in Organizational Management from Milligan College and his MA in Healthcare Leadership from Concordia University Chicago. His long-standing commitment to compliance, patient safety, and program excellence continues to guide SHS’s mission today.
Founder, President & CEO
Our clinical leaders work alongside partner hospitals and practices to build wound care and hyperbaric programs grounded in best practices, safety, and patient-first care — supported by the strategy and expertise needed to deliver measurable outcomes. Whether supporting compliance, clinical workflows, or center performance, this team brings decades of frontline experience and specialized insight to every partnership.

Dr. Mike White, MD, MMM, CWS
Chief Medical Officer
Dr. White provides clinical leadership and medical oversight for all SHS-supported wound and hyperbaric programs. He brings over 20 years of healthcare experience and holds board certifications in family medicine, undersea and hyperbaric medicine, and wound care. A graduate of Marshall University School of Medicine with a master’s in medical management from Tulane, Dr. White is also a national faculty member with Wound Care Education Partners, where he regularly lectures on advanced wound care and hyperbaric oxygen therapy.
Terrie A. Dittmeyer, MBA, BSN, RN, CWS
Vice President of Operations
Terrie Dittmeyer brings over 30 years of healthcare experience and more than two decades of wound care leadership to SHS. She holds a BSN and an MBA and has served as a hospital CEO, clinical consultant, and sales executive with national brands like Smith & Nephew, Hill-Rom, Shire Regenerative Medicine, and Integra LifeSciences. Her career spans wound program development, operations strategy, and performance turnaround across acute and post-acute care settings. Today, she leads SHS’s partner implementation and operational strategy, with a focus on driving quality outcomes and long-term program stability.


Rachel Davis, MBA, RN, CHPD, CHS, CHT
Vice President of Safety & Compliance
Rachel Davis oversees the clinical compliance and operational best practices for SHS’s wound and hyperbaric programs. A Registered Nurse with more than 15 years in healthcare and over a decade in wound care and hyperbaric oxygen therapy, she holds certifications as a Hyperbaric Program Director, Hyperbaric Specialist, and Hyperbaric Technologist. Rachel earned her MBA in Healthcare Management from Western Governors University, her BBA from Milligan University, and her RN from Excelsior College. Known for her hands-on, patient-first leadership, she remains committed to maintaining safety, compliance, and survey-readiness across all partner sites.
Sheila Kay Carrier, AS, EMT
Director of Operational Performance
Sheila Carrier began her career with SHS as a PRN hyperbaric technologist and quickly advanced into a key corporate leadership role. With an AS degree and EMT certification, she now oversees staff scheduling, credential tracking, workforce performance, and regional hyperbaric operations. Sheila is deeply involved in coordinating frontline staff and hospital partner collaboration — helping ensure consistency, compliance, and high standards of care across SHS-supported sites.

Together, they form a clinical leadership team unified by a shared commitment to doing what’s best for our partners, their communities, and ultimately the patients and families they serve, our experienced clinical leaders bring hands-on, peer-level support to wound care and hyperbaric medicine programs — guiding them toward safe, consistent, and measurable outcomes.
Clinical Leadership
Our operational leaders build and support the strategy, systems, and infrastructure that make partner wound care and hyperbaric medicine programs successful — from expertly presented data and easy-to-use budgeting and logistics tools, to tailored community outreach and marketing materials, to comprehensive partner onboarding. As trusted go-to resources, this team brings clarity, structure, and hands-on support to keep programs running strong, consistent, and survey-ready.

Matthew Davis, BS, ACA
Vice President of Administration & Corporate Development
Matthew Davis oversees SHS’s internal operations and strategic development efforts, with a focus on outreach, performance reporting, and long-term partner growth. He holds a Bachelor of Science in Information Technology and a credential in Advanced Content Architecture. With a background in design, management, and quality systems, Matthew leads initiatives spanning content creation, lead generation, budgeting and feasibility analytics, data management, corporate communications, and internal process improvement. He also directs development of SHS's proprietary tools and IP — helping partner facilities streamline performance, strengthen compliance, and reach their full potential.
Dwayne Green, BS
Director of Financial Services
Dwayne Green manages all financial operations at SHS, including budgeting, payroll, accounts payable and receivable, and financial reporting. With degrees in both Accounting and Business Management, he brings deep experience from the healthcare, nonprofit, and small business sectors. Dwayne plays a key role in supporting the financial sustainability of SHS-supported programs and works closely with partners to ensure accurate, transparent processes that align with budgetary goals and long-term viability.


Nathan Mink, BS
Director of Data Systems & Informatics
Nathan Mink leads the design, optimization, and security of SHS’s data infrastructure. He oversees the Remote Access Domain Databases (RADDs) used across partner sites — ensuring clinical, compliance, and productivity data remains accessible, reliable, and actionable. With a background in programming, systems integration, and health data management, Nathan ensures that SHS’s technology tools align with operational goals and support high-quality, survey-ready performance.
Haley Lee, AS
Director of Outreach and Expansion
Haley Lee drives SHS’s growth and engagement strategies across regional healthcare networks. She manages partner onboarding, hospital outreach, and competitive landscape analysis — helping SHS identify opportunities and develop new relationships with hospitals and physician practices. Haley also directs SHS’s intern program, mentoring emerging professionals while building lasting connections with future healthcare leaders. Her blend of strategy, organization, and relationship-building makes her a key asset in SHS’s long-term development.

Working in sync with clinical teams and partner hospitals and practices, our operational leaders deliver the systems, data, and responsive problem-solving support your team needs to keep wound care and hyperbaric medicine programs running smoothly and strategically.
Behind the scenes, we help keep programs organized, survey-ready, and built for long-term success — even when the day-to-day gets complex. That way, your team can stay focused on what matters most: patient care.
Operational Leadership
Guided by Experience. Driven by Purpose.
Together, our leadership team forms a close-knit, high-touch group focused on empowering hospitals, physician practices, program managers, wound care teams, and hyperbaric staff with the guidance, responsiveness, and clarity they need to succeed. With SHS, you're never alone — you have a dedicated, behind-the-scenes partner invested in your wound program’s strength, growth, and sustainability.