• Unrestricted Hospital Discharge Inpatient Data - Available from 1980 through 1st quarter 2008

• Restricted Hospital Discharge Inpatient Data - Available from 1980 through 1st quarter 2008

• Practitioner Identifiable Data Elements for Restricted Hospital Discharge Inpatient Data - Available from 1980 through 2006

• Unrestricted Hospital Outpatient Data - Available from 1998 through 2006

• Restricted Hospital Outpatient Data - Available from 1998 through 2006

• Practitioner Identifiable Data Elements for Restricted Hospital Outpatient Data - Available from 1998 through 2006

• Unrestricted Hospital Emergency Department Data - Available from 2000 through 2006

• Restricted Hospital Emergency Department Data - Available from 2000 through 2006

• Practitioner Identifiable Data Elements for Restricted Hospital Emergency Department Data - Available from 2000 through 2006

• Unrestricted Hospital Ambulatory Services and Non-hospital Ambulatory Services - Available from 1990 through 2000

• Restricted Hospital Ambulatory Services and Non-hospital Ambulatory Services - Available from 1990 through 2000

• Claims Data - Available from 2003 through 1st quarter 2008

• Quality Data - Available from 2005

• Hospital Financial Data - Available from 2005

Note: In an effort to expedite data requests, standard unit record files have been developed for the MHDO data sets.
Whenever possible, requesters are encouraged to use these standard files found by selecting the link above.
Customized files and data reports may also be available.

For more information regarding requests, please contact MHDO.