Dr. Robert Petzel was sworn in on February 18 , 2010 .
Dr. Robert Petzel was resigned , on 16 May 2014 , amid criticism of long appointment waits , treatment delays , and falsification of records .
Dr. Robert Petzel was sworn in on February 18 , 2010 , and resigned , on 16 May 2014 , amid criticism of long appointment waits , treatment delays , and falsification of records .