Casey Hoyt

Chief Executive Officer

Casey Hoyt co-founded VieMed in 2006 with his long time friend Michael Moore, a Respiratory Therapist, with the objective of becoming the leading respiratory disease management company in the United States. His vision then and now is to enable patients to live better lives through clinical excellence, education and technology. Prior to starting Sleep Management, Casey had a successful track record of running successful businesses, most recently a worldwide organization, Nimlok Louisiana, offering a comprehensive line of tradeshow display and marketing services. Known for his fun-loving and kind personality, Mr. Hoyt views his most important roles as recruiting, motivating, and managing the quality employees that VieMed has become respected for throughout the healthcare industry. In his spare time, Casey enjoys hunting and fishing as well as spending time with his wife Marnie and their three children.

Michael Moore


Michael Moore, CRT, co-founded VieMed with his business mentor Max Hoyt and good friend Casey Hoyt, combining his clinical and healthcare expertise with the Hoyt’s marketing and operational knowledge. Mr. Moore began his career as a Respiratory Therapist and later as an Account Executive with organizations such as Praxair and Home Care Supply where he continually exceeded sales goals and finished in the top 5 nationally of all AE’s. Mr. Moore’s experience as a clinician as well as his understanding of healthcare trends formulated the strategy that has enabled VieMed to become the diverse respiratory disease company it is today. In addition to strategic planning for the company, Mr. Moore’s key responsibilities include overseeing the clinical and sales infrastructure and staying attuned to changes in the healthcare industry. Mr. Moore is a classic automobile enthusiast and enjoys spending time with his wife Emily and their four children.

Todd Zehnder

Chief Operating Officer

Todd Zehnder joined Viemed in 2015 and is currently our Chief Operating Officer. Prior to joining Viemed, Mr. Zehnder spent 15 years with PetroQuest Energy, Inc, a NYSE listed company in the oil and gas sector. Mr. Zehnder served in a variety of roles including the last 8 years as CFO and COO, respectively. Prior to that, Mr. Zehnder spent 5 years at KPMG, LLP an international accounting firm where he attained the level of Manager. Mr. Zehnder is a Certified Public Accountant and earned a Bachelor of Science Degree from Louisiana State University. He is a member of the American Institute of Certified Public Accountants.

Dr. William Frazier

Chief Medical Officer

Dr. William Frazier, MD is a Pulmonologist as well as our internal expert when it comes to achieving industry leading outcomes across a variety of chronic disease conditions. So when you refer a patient to VieMed, you can take comfort in knowing that our protocols are developed, monitored, and refined by individuals like Dr. Frazier who thoroughly understand the disease states for which you are referring.

Kavish Shah

Chief Information Officer

Kavish Shah joined VieMed in 2017 as the Chief Information Officer, but has worked with VieMed since 2006 fostering growth through technology and infrastructure. His service in the Information Technology field started in 2001, where he consulted with local and national businesses to create or strengthen their technology processes and policies. He brings with him many years of identifying inefficiencies in systems workflow and developing scalable, economic solutions. His main focus will be leveraging technology and innovation to keep VieMed a leader in the respiratory disease management field.

Mr. Shah earned his Bachelor of Science Degree in Computer Science from Harvey Mudd College and then his Master of Science from the University of Louisiana at Lafayette. He enjoys studying Martial Arts and spending time with his wife Monique and their two children.

Brett Stoute

Chief Compliance Officer

Brett Stoute joined VieMed in 2007 and was involved in the early developmental stages integral to the organizations expansion.  Mr. Stoute is a member of the Executive Management team and is in charge of the daily operation, ensuring that patients are serviced in a timely and effective manner while also overseeing administrative functions.

Mr. Stoute is a former member of the Medicare DMERC Supplier Advisory Committee for Region C.  He has 23 years of experience in the healthcare industry serving in the roles of HME sales, management and ownership.  Mr. Stoute obtained a Bachelor of Science degree in Management and currently resides in Lafayette, Louisiana.

Trae Fitzgerald

Chief Financial Officer

Trae Fitzgerald currently serves as Chief Financial Officer of Viemed. Prior to his role with Viemed, Mr. Fitzgerald served in the capacity of finance manager and corporate controller for Patient Home Monitoring (TSX.V:PHM). Prior to PHM, Mr. Fitzgerald spent two years serving in a finance, budgeting, and financial reporting role for PetroQuest Energy, Inc (NYSE:PQ). Mr. Fitzgerald graduated Summa Cum Laude with a Bachelor of Science Degree in Accounting and Masters of Business Administration from the University of Louisiana at Lafayette. He is a Certified Public Accountant, registered in the state of Louisiana with over six years of public accounting experience, including three years with Ernst & Young’s Houston, Texas office, where he provided audit services to a variety of industries ranging from professional sports to alternative energy.

Ryan Sullivan

General Manager

Ryan Sullivan joined VieMed in 2010 as General Manager.  Since joining the company, Ryan’s strategic and operational leadership has helped VieMed grow from a local respiratory DME to one of the largest suppliers of specialized respiratory therapies and equipment in the United States.  Mr. Sullivan has a lead role in recruiting, selecting, and managing the company’s sales force in the field. He is a Registered Polysomnographic Technologist and spent 10 years in the sleep industry performing sleep studies, scoring studies, and managing sleep testing facilities.

Mr. Sullivan earned a business degree from Texas A&M.  He enjoys everything outdoors in Louisiana’s “Sportsmen’s Paradise” and coaching his children’s soccer team in his spare time.