HL7 Version 2.x Resources

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  July 26, 2017 

HL7 V2.x Resources

What is HL7 V2?

The Health Level 7 Version 2 Standard is the globally most widely implemented healthcare systems interoperability standard.  From the first V2.1 systems implementations in 1990, V2.5 that has been mandated by the US 'Meaningful Use' legislation to the most recent V2.8.2 standard, HL7 V2.x is the basis of eHealth interoperability world-wide.  There are plenty of HL7 V2 tools and resources, extensive HL7 V2 training and certification courses, a global workforce of HL7 Experts and HL7 Implementers as well as an extensive HL7 Job market.

HL7 V2.x Introduction & Information

What is HL7 V2.x?  A simple introduction to the Health Level 7 eHealth Standards

What is HL7?  A comprehensive HL7 Overview (WikiPedia)

What is HL7 International?  The official site of the HL7 organisation

HL7 Books & eHealth Books we Recommend:

Download the HL7 Standards - CDA, V2.x, V3, Arden Syntax & EHR Functional Model


NEW: Meaningful Use and Beyond: A Guide for IT Staff in Health Care - Are you ready to take your IT skills to the healthcare industry?  This concise book explains how the US healthcare system is implementing Electronic Health Records ("EHRs") and other IT systems to comply with the US government’s Meaningful Use requirements.  A tremendous opportunity for tens of thousands of IT professionals, the Meaningful Use program requires a complete makeover of archaic paper records systems, cumbersome workflows and other outdated practices.  This book describes in detail how hospitals and doctors’ offices differ from other organizations that use IT and explains how to bridge the gap between clinicians and IT staff.

Electronic Health Records For Dummies - a helpful, plain-English guide for doctors, nurses and healthcare administrators to understand, implement and use an Electronic Health Record system.

Health Care Information Systems: A Practical Approach for Health Care Management - the Best Selling textbook in the field.  Mark Leavitt, MD, PhD, CCHIT Chairman said "With health care information technology now in the national policy spotlight, this book should be required reading for every health care administrator and student.


The HL7 CDA Book - by eminent expert Keith Boone provides clear and easy-to-use CDA implementation guidance with numerous examples.  The reader will learn not only how to implement the CDA standard, but also to understand its idioms and to "speak" the CDA language.

Introduction to HL7 V2.x Messaging (2nd Edition) - the most popular HL7 V2.x Messaging introductory Textbook.  Mike Henderson is widely recognized as a most experienced HL7 V2.x teacher and trainer.  He regularly teaches at the HL7 Education Summits in the US and co-authors the HL7 V2.x Analyst Certification exams.

HL7 V2.x Messaging Study Guide - the Study Guide to the above Textbook.  Both books are considered mandatory reading and study for candidates sitting the HL7 International V2.x Analyst Certification exam.

Verification Results for IT Standards: HL7 - a text focussing on the formal verification of standards in healthcare.

Download standards 

Principles of Health Interoperability HL7 and SNOMED - Healthcare depends on the two leading standards HL7 and SNOMED CT for functional and semantic interoperability.  Tim is one of the most experienced teachers of both HL7 V3 and SNOMED CT.

International Standards Online: ISO, ANSI, IEC, IEEE, CSA, BSI, DIN, etc. - easily and instantly download these popular eHealth Standards!

Managing Health Care Information Systems: A Practical Approach for Health Care Executives - the title says it all!

E-Health Care Information Systems: An Introduction for Students and Professionals - excellent

Browse more HL7 Books and Manuals HL7to learn the Secrets of Health Level 7.

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HL7 Technical Newsletter

Keep up-to-date with the "HL7 TechNews" Technical Newsletter on Health Level 7 technical and tooling developments!  It will give you regular updates on all technical HL7 matters around the globe, in particular new standards developments and tooling releases:
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The HL7 V2.x Messaging Standards

HL7 V2.3.1 Draft (Free download)

HL7 V2.6 First Ballot Review (August 2004 - Free Download)

HL7 V2.x XML Schemas/DTDs for V2.3.1, V2.4 and V2.5

HL7 V2.x Inter-Version Compatibility Guide

HL7 V2.x Education

What is HL7?

Standards Australia free Standards

There is a range of HL7 Implementation Training Courses that are held throughout Asia-Pacific.  These organisations also provide comprehensive HL7 education, including intensive HL7 V2.x Certification Training.

Didn't find what you were looking for?  Try the HL7 Search Engine:

HL7 Patient Administration Messaging

Australian Standard AS4846 "Health care provider identification" (Free download)

AS4700.1 V2.3.1 Australian HL7 Messaging Standard - Patient Administration

AS4700.1 V2.3 Australian HL7 Messaging Standard - Patient Administration

HL7 Pathology Messaging

Australian Standard AS4700.2 "HL7 Pathology Messaging" (Free download)
HB262 Australian HL7 Pathology Messaging Implementation Guide

Australian Laboratory Ordering Code Set

The SNOMED Code Set, College of American Pathologists, USA
Logical Observation Identifiers Names and Codes (LOINC), Regenstrief Institute, USA
ASTM Diagnostic Instrument Standards

HL7 Discharge/Referral Messaging

Australia Standard AS4700.6 "HL7 Discharge/Referral Messaging" (Free download)
Australian HL7 Discharge/Referral Message Implementers Specification (V0.41)

HL7 Medication/Prescription Messaging

AS4700.3 Australian HL7 Drug Prescription Messaging Standard - DRAFT

GPCG "Authority Notification System (ANS)" Project

HL7 Immunisation Messaging

AS4700.5 Australian HL7 Immunisation Messaging Standard
  Australian Immunisation Handbook

HL7 Adverse Drug Reaction Messaging

GPCG "ADRAC Electronic Reporting" Project
  ADRAC Phase II HL7 Message Implementer's Specification V2.4.2
ADRAC Phase II HL7 Message Implementer's Specification V2.4.3

HL7 Diabetes Messaging

Report: Development of HL7 Diabetes Message...
Australian HL7 Diabetes Message - Implementers' Specification

CPCG "Diabetes Messaging and HL7" Project

Diagnostic Imaging Messaging

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  Diagnostic Imaging Referral Project - Implementers' Specification
HL7 Radiology Orders & Results Standard AS4700.x - First Draft

Financial & eClaims Messaging

HL7 Financial Messages - V2.6 Chapter 6 (Free download)

HL7 eClaims Messages - V2.6 Chapter 16 (Free download)

HL7 Clinical Decision Support Systems

HL7 Arden Syntax Standard
HL7 Australia Electronic Clinical Decision Support Conference (August 2003)

HL7 CCOW Context Management Standard

HL7 CCOW Standard
HL7 in Australia CCOW Page

Other HL7 V2.x Resources

Australian Healthcare Messaging Laboratory  University of Ballarat, Australia
  IBM Consultancy Report  (Note copyright)


HL7 V2.x Database
 HL7 Consultants

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Browse more HL7 Books and Manuals to learn the secrets of getting the most out of HL7 V2.x

H7 News

Professional Health Speciality Centres Offering Relief to Muscle and Body Pain
Friday, 21st July 2017
Nowadays, it is just not enough to get yourself insured for health or have contacts of expert doctors and physicians to stay in shape.  To enjoy a fit body and lead a healthy life, it is necessary that you keep the muscles and body parts free of pain.  However, owing to many reasons men and women from various age groups get subjected to various types of pain owing to accidents, lifestyle factors, genetic disorders etc.

Enterprise Mobile Apps For the Healthcare Industry
Thursday, 13th July 2017
The main objective of developing enterprise mobile apps is to acquire a more convenient mode of operation.  Typically, healthcare representatives can be seen lugging around tonnes of paperwork with them all the time.  However, with an online information repository that is accessible on a mobile or a tablet device, there is no more need for the grunt work.  Healthcare enterprise mobile solutions are an awesome way to add convenience to your operations.  And this helps not only the hospital staff but also the sales representatives.  With all the information available on their mobile and tablet devices, they can go around visiting so many potential clients and deliver a plethora of information to develop new sales. 

Concierge Medicine + TeleMedicine = Way To Go!
Tuesday, 11th July 2017
More and more doctors are considering adding telemedicine and concierge medicine business models to increase revenue streams and improve patient services.  Many are finding that educating patients about the benefits of telemedicine as a cost-effective, hassle-free care delivery model is the best approach to increasing adoption rates.  Armed with smartphones, patients can schedule a same day appointment for both minor and major conditions.

Japanese Pharmaceutical Industry: An Insight Into Globalization
Thursday, 6th July 2017
Japan is the second largest market for pharmaceuticals, with the US being the largest.  It represents almost 10% of the world pharmaceutical market.  One of the major driving force behind this large market size is the aging of Japanese population i.e.  26% of the Japanese population is 65 years or older.  Keeping a higher life expectancy, Japan tops the world list both in male and female population.  Consequently, the medical needs are at a surge; thus, boosting the number of pharmaceutical companies, importers, and exporters in Japan.

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