Recent Articles

Why two document OIDs in a C-CDA CCD?

July 17th, 2014|0 Comments

The most common type of C-CDA document is the CCD (Continuity of Care Document). Refer to the article What is a CCD and what is its role in MU?, for an overview of the CCD […]

What is C-CDA 2.0? (Jan 2015 update)

March 6th, 2014|0 Comments

C-CDA Version 1.1
The current version of the C-CDA standard that is in use at the time of the writing of this article (and  is mandated for use by Meaningful Use Stage 2 in the 2014 Edition […]

When is a C-CDA Unstructured Document used?

February 6th, 2014|0 Comments

The C-CDA standard (more formally, the C-CDA CDA Implementation Guide) defines nine document templates (effectively, nine types of CDA documents). One of those nine document templates is the “Unstructured Document”.

The Unstructured Document does not contain a […]

What XML knowledge is needed for CDA work?

February 6th, 2014|0 Comments

Every CDA document is an XML document, so understanding basic XML syntax is a pre-requisite for CDA (and, by extension, C-CDA) work.

Various introductory XML tutorials are available on the Internet, such as this one from […]

What is CDA?

February 6th, 2014|0 Comments

CDA stands for “Clinical Document Architecture”. It’s a standard created by HL7 for exchanging clinical information (and related administrative information).

CDA documents are XML documents.

Just about any kind of clinical document you can think of can […]

What is C-CDA?

February 6th, 2014|0 Comments

C-CDA is a CDA-derived standard that is published as a CDA Implementation Guide.

C-CDA is the most widely used CDA Implementation Guide, due to the fact that it is mandated by the “Meaningful Use” requirements of the US […]

What clinical information is in a CDA document?

February 6th, 2014|0 Comments

Just about any kind of clinical document you can think of can be represented in CDA format.

There are tens of CDA Implementation Guides (published specifications with the rules for specific kinds of CDA documents) covering […]

What is a CDA Implementation Guide?

February 6th, 2014|0 Comments

CDA is a broad and flexible standard that serves as a framework for defining more specific/focused standards for particular types of clinical documents. CDA-derived standards are published via CDA Implementation Guides that define CDA templates.

Each CDA template defines […]

What is a CDA Template?

February 6th, 2014|0 Comments

A CDA template defines additional syntax rules that constrain the overall CDA syntax and semantics, to more tightly define the rules of the road for a specific kind of CDA document (or portion of a […]

What templates are defined in C-CDA?

February 6th, 2014|0 Comments

C-CDA, like every CDA Implementation Guide, is essentially a collection of CDA templates.

C-CDA defines over 150 CDA templates of all levels: document templates, a header template, section templates, and entry templates. Examples of these C-CDA […]

What is the overall structure of a CDA document?

February 6th, 2014|0 Comments

Every CDA document has Header and a Body.

The header has document management information (author, title, etc.) and clinical information relevant to the entire document (patient information, primary encounter and service event, etc.).

The body is divided […]

What is MU2?

February 6th, 2014|0 Comments

In 2009, the US government passed the “recovery act” (ARRA) that included over $25B of investment in Healthcare IT. In that context, the EHR (Electronic Health Record) Incentive Programs were created.

The EHR Incentive Programs tie […]

What is the role of CDA in MU2?

February 6th, 2014|0 Comments

As explained in the article What is MU2?, the 2014 Edition of the US government EHR Incentive Programs, and their associated “Meaningful Use” requirements, call out the use of the CDA standard in general, and […]

What is the role of C-CDA in MU2?

February 6th, 2014|0 Comments

As explained in the article What is MU2?, the 2014 Edition of the US government EHR Incentive Programs, and their associated “Meaningful Use” requirements, call out the use of the CDA standard in general, and […]

What is a CCD and what is its role in MU?

February 6th, 2014|0 Comments

CCD stands for Continuity of Care Document. It is a CDA document template that is used to provide a clinical summary for a patient in support of transitions of care.

CCD and Meaningful Use 2011 Edition
CCD […]