Health Information Service Provider.
Secure, standards-based Direct messaging for trusted exchange of protected health information across providers, labs, and healthcare partners.
Trusted Direct Secure Messaging
HISP is a secure, web-based messaging system for exchanging patient health information among healthcare providers, labs, and other entities. It ensures the regular transmission and receipt of Protected Health Information (PHI) and Personally Identifiable Information (PII) efficiently.
Digital HIE's Direct Secure Messaging (Direct exchange) utilizes the Direct Standard™, a technical standard for exchanging health information between healthcare entities in a trusted network. A trust framework enhances interoperability by establishing shared operating rules between entities.

Key Features
- Secure data exchange
- Regulatory compliance
- Enhanced patient care coordination
Digital HIE HISP uses identity-proofing to ensure messages are only accessible to the intended recipient, in accordance with HIPAA protections. This security measure supports compliance with Promoting Interoperability programs.


A Public Health Use Case
Direct Secure Messaging helps public health and clinical partners exchange information quickly and securely, supporting coordinated response, reporting, and continuity of care.
Key Terms
HISP
A standards-based, secure, point-to-point, web-based messaging system for exchanging patient health information between healthcare providers, labs, and other entities that regularly transmit and/or receive PHI/PII.
Registration Authority
An authority trusted by the Digital HIE HISP that works with Digital HIE's trusted CA to collect and verify certificate subject information, and to approve or reject subscriber certificate management transactions including renewal, re-key, and revocation.
Domain Name
A fully qualified domain name that identifies the organization that assigns health endpoint names and is dedicated solely to health information exchange. Example: direct.digitalhie.com.
Advantages
Digital HIE HISP combines standards-based Direct exchange, identity-proofed delivery, and a trusted operating model so healthcare organizations can exchange PHI with confidence.

Ready to enable Direct Secure Messaging?
Contact Digital HIE about HISP onboarding, Direct addresses, and trusted exchange.
