HL7 v2.9
Published December 2019 · successor to HL7 v2.8.2
194
Segments85
Data Types2,506
Data Elements789
Tables330
Events121
Message Types215
Structures23
Queries206
ACK ChoreographyWhat's changed in v2.9
Changes from v2.8.2 to v2.9
961
Total Changes
98
Segments Affected
70
Data Types Affected
167
New Fields
Accident
1 change
Adjustment
1 change
Appointment Information - General Resource
2 changes
Appointment Information - Location Resource
2 changes
Appointment Information - Personnel Resource
2 changes
Appointment Information
2 changes
Patient Allergy Information
1 change
Appointment Request
3 changes
Access Restriction
4 changes
Authorization Information
15 changes
Batch Header
3 changes
Blood product order
2 changes
Blood product dispense status
6 changes
Blood Product Transfusion/Disposition
4 changes
Blood Unit Information
1 change
Cumulative Dosage
3 changes
Clear Notification
2 changes
Clinical Study Phase
1 change
Clinical Study Registration
7 changes
Clinical Study Data Schedule Segment
2 changes
Clinical Trial Identification
2 changes
Contract Master Outbound
21 changes
Device
17 changes
Donation
1 change
Transport Destination
2 changes
Equipment Detail
1 change
File Header
3 changes
Financial Transaction
16 changes
Goal Detail
3 changes
Insurance Additional Information
1 change
Insurance Additional Information, Certification
4 changes
Inventory Detail
9 changes
Imaging Procedure Control Segment
4 changes
Material Item
6 changes
Material Location
1 change
Location Characteristic
2 changes
Location Relationship
2 changes
Master File Acknowledgment
2 changes
Master File Entry
2 changes
Message Header
8 changes
Notification Detail
1 change
Next of Kin / Associated Parties
3 changes
Notes and Comments
2 changes
Observation Request
29 changes
Observation/Result
8 changes
Dietary Orders, Supplements, and Preferences
2 changes
Diet Tray Instructions
1 change
Person Employment Status
7 changes
Past or Present Job
18 changes
Usual Work
8 changes
Combat Zone Work
6 changes
General Segment
16 changes
Numeric Observation
2 changes
Categorical Service/Test/Observation
5 changes
Observations that Require Specimens
3 changes
Observation Batteries (Sets)
1 change
Additional Basic Attributes
1 change
Supporting Clinical Information
7 changes
Common Order
41 changes
Shipment Package
1 change
Patient Charge Cost Center Exceptions
1 change
Possible Causal Relationship
5 changes
Patient Additional Demographic
1 change
Product Detail Country
3 changes
Product Experience Observation
3 changes
Patient Identification
5 changes
Item Packaging
3 changes
Practitioner Detail
1 change
Problem Details
3 changes
Participation Information
25 changes
Product/Service Line Item
5 changes
Pathway
3 changes
Payee Information
3 changes
Clinical Relationship Segment
4 changes
Referral Information
6 changes
Resource Group
2 changes
Role
17 changes
Requisition Detail-1
1 change
Requisition Detail
5 changes
Pharmacy/Treatment Administration
8 changes
Pharmacy/Treatment Component Order
6 changes
Pharmacy/Treatment Dispense
12 changes
Pharmacy/Treatment Encoded Order
15 changes
Pharmacy/Treatment Give
13 changes
Pharmacy/Treatment Order
15 changes
Pharmacy/Treatment Route
1 change
Pharmacy/Treatment Infusion
9 changes
Specimen Container detail
13 changes
Scheduling Activity Information
3 changes
Shipment
1 change
Substance Identifier
1 change
Specimen
7 changes
Staff Identification
1 change
Test Code Configuration
1 change
Test Code Detail
3 changes
Transcription Document Header
3 changes
Purchasing Vendor
6 changes
(proposed example only)
2 changes
Address
10 changes
Authorization Information
2 changes
Charge Code and Date
2 changes
Channel Calibration Parameters
3 changes
Channel Definition
1 change
Coded Element with Formatted Values
22 changes
Coded with No Exceptions
25 changes
Composite ID Number and Name Simplified
15 changes
Composite Price
6 changes
Composite Quantity with Units
1 change
Channel Sensitivity and Units
28 changes
Coded with Exceptions
25 changes
Extended Composite ID with Check Digit
9 changes
Daily Deductible Information
2 changes
Driver's License Number
2 changes
Delta
2 changes
Date
2 changes
Date/Time
2 changes
Day Type and Number
1 change
Encapsulated Data
4 changes
Entity Identifier
5 changes
Error Location
15 changes
Family Name
5 changes
Hierarchic Designator
4 changes
Insurance Certification Definition
2 changes
Coded Value for HL7 Defined Tables
1 change
Coded Value for User-Defined Tables
1 change
Multiplexed Array
1 change
Money
3 changes
Money or Percentage
4 changes
Message Type
4 changes
Numeric Array
1 change
Name with Date and Location
9 changes
Numeric
2 changes
Occurrence Code and Date
1 change
Observation Grouper
1 change
Occurrence Span Code and Date
2 changes
Practitioner Institutional Privileges
2 changes
Person Location
3 changes
Practitioner License or Other ID Number
3 changes
Performing Person Time Stamp
23 changes
Parent Result Link
1 change
Processing Type
4 changes
Policy Type and Amount
1 change
Query Input Parameter List
3 changes
Query Selection Criteria
5 changes
Row Column Definition
6 changes
Reference Range
2 changes
Repeat Interval
1 change
Room Coverage
1 change
Reference Pointer
3 changes
Repeat Pattern
10 changes
Street Address
3 changes
Scheduling Class Value Pair
1 change
Sequence ID
2 changes
Structured Numeric
4 changes
String of Telephone Number Digits
1 change
Specialty Description
4 changes
Sort Order
4 changes
Time
2 changes
Visiting Hours
4 changes
Version Identifier
2 changes
Value Range
2 changes
Channel Identifier
2 changes
Waveform Source
2 changes
Extended Address
23 changes
Extended Composite ID Number and Name for Persons
25 changes
Extended Composite Name and Identification Number for Organizations
8 changes
Extended Person Name
14 changes
Extended Telecommunication Number
16 changes
Most used in v2.9
Structural usage across the specification — not popularity, arithmetic.