Receipt of this file requires that the requester sign a confidentiality agreement. Data providers are notified of data requests and a 10-day comment period is imposed.

• Hospital Code
• Medical Record Number (Encrypted)
• Date of Birth
• Patient Gender
• Patient Age
• Patient Residence - Town/ County Code
• Patient Residence - Zip Code
• Patient Residence - Hospital Service Area (35)
• Patient Residence - Health Planning Area (66)
• Date of Service From
• Date of Service Thru
• Patient Disposition
• Source of Admission
• ICD-9 Principal Diagnosis
• ICD-9 Other Diagnoses 1 - 8
• CPT-4 Procedure Codes
• Service Dates
• E-Codes
• Ordering/Referring Practitioner Specialty Code
• Ordering/Referring Practitioner (MHDO ID Encrypted)
• Operating Practitioner Specialty Code
• Operating Practitioner (MHDO ID Encrypted)
• Primary Payer ID
• Revenue Codes
• Charges by Revenue Codes¹
• Total Charges¹

¹Beginning with 2003 data, charge information is no longer available.