Administrative Staff


Holy Family Administrative Team

HSHS Holy Family Administrative Team


Brian Nall, President and CEO

Brian Nall has a Masters in Healthcare and Business Administration, is a fellow of the American College of Healthcare Executives and was Chairman of the Idaho Hospital Association, where he lived before moving to Greenville. He has served as a healthcare professional for 20 years.  He was a long distance trail runner but now enjoys exploring other outdoor recreations and spending more time with his family.

"I enjoy working alongside our truly talented, professional, and friendly staff.  I was attracted to this community's hospitality and am proud to be a part of extending the same warmth and compassion via our Hospital.  Greenville is a great community in which to work, learn, live and play."

Tammy Lett, Chief Nursing Officer

Tammy Lett earner an Associates Degree in Nursing from Kaskaskia College, a Bachelor’s of Science from Greenville College and a Masters in Business and Healthcare Administration from Regis University in Denver. Tammy enjoys reading, spending time with family and cooking.

"Ever since I started nursing school, my favorite aspect of the job has always been my opportunity to interact with patients and their families. The interactions I have had over my 20 years have truly shaped me into the nurse that I am today."

Mark Ennen, Director of Accounting

Mark worked in various roles at Greenville Regional Hospital while earning his education, and now has 14 years of service. He earned his Bachelor’s Degree in Business Administration (specializing in Finance) from Southern Illinois University-Edwardsville (SIUE) in 2005. In his spare time, Mark enjoys playing cards, golfing, bowling, camping, canoeing, and other activities with his family.

"As a lifelong resident of Bond County, I am honored to work for the same hospital in which I was born. The friendly people of Greenville deserve a quality healthcare facility in their community and I am proud to do my part to maintain that service."

Vicki Kloeckner, Director of Human Resources

Vicki is a career Human Resources professional with significant experience in talent acquisition, management training and development, employee relations, workforce planning, and compensation/metrics analysis. Outside of work, she enjoys attending her children’s sporting events, fundraisers and spending time with friends and family.

"I take pride in driving effective programs and processes that attract, develop and retain key talent. It’s this talent that provides exceptional services to our patients."