NetSuite Integration with McKesson EDI: Enhancing Sales Order, Fulfillment, and Invoicing Processes
Updated On 3 Aug, 2025

Introduction
Integrating NetSuite with McKesson's Electronic Data Interchange (EDI) streamlines sales order processing, fulfillment, and invoicing—ensuring efficient, accurate, and compliant transactions between healthcare suppliers and distributors.
Key EDI Documents Utilized
- EDI 850 (Purchase Order): Automatically creates sales orders in NetSuite upon receipt from McKesson.
- EDI 856 (Advance Shipping Notice): Notifies McKesson of shipments, improving supply chain visibility and communication.
- EDI 810 (Invoice): Enables automated invoicing post-fulfillment, expediting the billing and payment process.
Integration Approach
- NetSuite SuiteTalk Web Services: Facilitates seamless communication between NetSuite and external systems for managing orders, fulfillment, and invoicing.
- Middleware Implementation: Converts data between NetSuite’s XML format and McKesson’s EDI standards, ensuring accurate translation and compliance.
- Custom Field Mapping: Incorporates essential elements like DEA license numbers and McKesson-specific SKU codes to meet industry and partner-specific requirements.
Achieved Outcomes
- 80% Reduction in Manual Order Entry: Automation drastically cut down on manual tasks, reducing errors and speeding up order processing.
- Real-Time Fulfillment Updates: Enabled transparent shipping notifications, boosting customer satisfaction and visibility.
- Accurate Invoicing: Automated invoice creation minimized billing disputes and enhanced cash flow.
- Compliance Assurance: Full adherence to McKesson's rigorous EDI standards ensured continued partnership and operational reliability.