Question: what are the top ehr systems?
Answer: EPIC. Epic focuses on large medical groups and inpatient settings. ... 
CERNER. Cerner is currently the leading supplier of Health IT solutions and are the largest provider of systems for inpatient care. ... 
CARECLOUD. ... 
ATHENAHEALTH. ... 
GE Centricity. ... 
eClinicalWorks. ... 
NextGen. ... 
Allscripts.