How does UDI relate to network-based device discovery?

Network-based discovery identifies that a device is on the network (by IP, MAC address, and communication behavior). UDI provides the manufacturer-maintained identity anchor — the authoritative record of exactly what device model and version it is. Combining network discovery with UDI matching gives healthcare security programs both the network visibility and the manufacturer-authoritative device identity they need for accurate inventory and vulnerability management.

Definition

UDI (Unique Device Identifier)

An FDA-required standardized identifier for medical devices that enables reliable tracking across the device lifecycle. UDI provides a trusted anchor for medical device inventory in healthcare organizations.

What is UDI (Unique Device Identifier)?

A Unique Device Identifier (UDI) is a standardized identifier assigned to medical devices under FDA regulations, enabling reliable, unambiguous identification of devices throughout their distribution and use. The FDA's UDI rule (21 CFR Part 830) requires device labels to include a UDI in both human-readable and machine-readable (barcode/RFID) formats, and requires manufacturers to submit UDI data to the FDA's Global Unique Device Identification Database (GUDID).

UDI provides healthcare organizations with a trusted anchor for medical device inventory management. Rather than identifying devices by make, model, and serial number collected manually, organizations can use UDI to link devices to manufacturer-maintained data in GUDID — including device descriptions, specifications, and recall information. This makes UDI data a valuable supplement to network-based device discovery for healthcare-specific device identification.

The integration of UDI with cybersecurity programs enables recall-aware security operations. When the FDA issues a medical device recall or safety advisory related to a security vulnerability, organizations with UDI-linked inventories can immediately identify which specific devices in their environment are affected — by model number and serial number — rather than doing a broad inventory search. This precision is critical for timely response to FDA safety communications.

Key Facts

FDA's GUDID contains UDI data for over 4 million medical device models
UDI integration enables recall notification response in hours instead of days
The FDA's 2023 cybersecurity guidance references UDI as the basis for device tracking in security programs
UDI adoption in US hospitals has increased significantly since mandatory compliance for most device classes took effect

How ORDR Addresses UDI (Unique Device Identifier)

ORDR integrates UDI data from GUDID into its medical device inventory, enriching network-discovered devices with FDA-maintained manufacturer information, device specifications, and recall status. This integration enables healthcare organizations to respond rapidly to FDA recalls and security advisories by immediately identifying which network-connected devices are affected.

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