HL7 Interface Development and High Performance Messaging Service



About the Client

The customer is a pioneer in providing healthcare information systems to small/midsize hospitals and is a market leader in serving rural community and critical access hospitals in the US.

Business need

The customer envisaged a robust HL7 integration and messaging service to address the HIS integration solution across different departments in a hospital. Some of the challenges:

  • Support for HL7 2.x and 3
  • Streamline processes within the hospital, reduce patient waiting time and improve the efficiency
  • Support HL7 messages to share health information in the areas like
    • Patient demographics, accounting, insurance
    • Clinical observations and diagnostics
    • Patient encounters such as registration, admission, discharge & transfer
    • LIMS, Pharmacy, Billing Systems, Document Management Interface Development

Solution delivered

The solution proposed by ALTEN Calsoft Labs is conformed to HL7 2.x and 3 with pre-configured customizable HL7 message router and version 2.x schemas.

The key solution features are:

  • HL-7 interfaces across all modules that facilitate standards conformance
  • Implemented inbound and outbound messages for the following
    • Admission, Discharge and Transfer
    • Detailed Financial Transaction
    • General Order Message
    • Observation Results
    • Pharmacy/Treatment Encoded Order Message
    • Master File Notification
  • Developed HL7 interfaces for CMS, Billing systems, Pharmacy vending machine, PAS and LIMS
  • HL7 messaging service
    • Support for FTP/TCP/HTTP/HTTPS protocols for message delivery
    • Audit log with successful & failed transmissions
    • Configuration manager to set frequency, protocols and number of trials
    • An event controller that handles the HL7 message generation (for transmit) or processing (received messages)
    • Testing service for validating interface components

Business benefits

  • The solution helped in connecting people, processes, and applications within and between healthcare organizations, thus providing a “connected healthcare enterprise”
  • Greater business efficiency achieved with faster HL7 messaging and rapid integration

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