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Meet Our Administration
 

Meet Our Administration

   
       
David Ottati
President & CEO 
       
 
 
David has been with the system for more than 14 years,
is a CPA (currently inactive) and obtained his Masters in Business Administration from the University of Central Florida.
 
   
       
 Valarie Ziesmer
Chief Financial Officer
Ellie Lenkevich
Chief Nursing Officer 
   
 Valerie has been with the Adventist Health System for 20 years in a variety of positions in hospital Finance and Accounting.  Valerie holds a BBA with an Emphasis in Accounting from Southwestern Adventist University, a MBA from Middle Tennessee State University, and is a licensed CPA.
 Ellie Lenkevich joined Florida Hospital Flagler in 2011. Most recently working for Mercy Memorial Hospital System (MMHS) in Monroe, Michigan where she made an incredible impact on MMHS over the past 23 years while experiencing tremendous personal growth.