Daniel Allen has been a patient at Greenway Hospital for the following ailments: January 8, 2012, inpatient for appendicitis; April 16, 2012, emergency department for an asthma attack; May 12, 2013, urgent care for a viral illness, May 13, 2013, inpatient for pneumonia, and once on June 4, 2013 in the emergency department for a sprained arm. How many times will Daniel Allen's name and demographic information be entered in the MPI of Greenway Hospital?
one
three
four
five