About this Guide

0.1 Legal Notices

0.2 Consensus Body and Document Control

0.3 Change Log

Use Case Overview

1.1 Direct Secure Messaging

1.2 The Need for a Standard

2.1 In Scope

2.2 Out of Scope for the Guide

3.1 Two Business Actor Use Case

3.2 Three (or more) Business Actor Use Case

Actors and Transactions

2.3 Scenarios

2.4 Roles and Actors

Transaction Framework

Transaction Definitions

4.1 Message Format and Payload

4.2 Context/Metadata Requirements

4.3 Content Requirements

4.4 Human Readable Content

Endpoint Capability Statement

Implementation Guidance

Terms

Appendices

References

Vocabulary

Examples

5.2 Additional Optional Content Payloads

5.3 Requirement Description from CMS Rule

5.4 Data Elements in the Message Payload

5.5 PD1 – Patient Additional Demographic

5.6 Maternal Health Use Case

Version History

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Implementation Guidance

This section is intentionally empty in this first version of the restructured guide. Some implementer guidance is currently included throughout other sections and will be consolidated here in a future version.

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Implementation Guidance