| Organization name | Address | First registered nodes | Current registered nodes | 
|---|---|---|---|
| Stefan Lefnaer | --- | 1 | 0 | 
| Lockington Simon | --- | 1 | 0 | 
| Scott Deerwester | --- | 1 | 0 | 
| Donald T. Naiberk | Butler County Health Care Center | 1 | 0 | 
| Magnus Persson | --- | 2 | 1 | 
| Lozano Carlos | --- | 1 | 0 | 
| Centers for Disease Control and Prevention | 1600 Clifton Road,NE, Mail Stop A24,Atlanta, GA 30333 United States (the)  | 
        23 | 0 | 
| Justin Schoeman | --- | 1 | 0 | 
| Alexander Mitrohin | --- | 1 | 0 | 
| HL7 Attachments SIG | --- | 62 | 0 | 
| Juan Angel de la Fuente | --- | 2 | 0 | 
| Lisook Murray | --- | 1 | 0 | 
| YOKOYAMA Itoshi | --- | 1 | 0 | 
| Jamison Budacki | --- | 1 | 0 | 
| Justin Megawarne | --- | 1 | 0 | 
| Dierkes Raphael | --- | 1 | 0 | 
| Neil Buckley | --- | 1 | 0 | 
| Daniel T. Harrison | --- | 1 | 0 | 
| Hansson Per | --- | 1 | 0 | 
| Baig Mirza Babur Naveed | --- | 1 | 0 | 
| Kiu Huang Chun | --- | 1 | 0 | 
| Pawe Wolniewicz | --- | 1 | 0 | 
| Gabriel Becker | --- | 1 | 0 | 
| Kapitonov Mikhail | --- | 1 | 0 | 
| Brown Caralyn | --- | 3 | 0 | 
| Panfilovich Vladimir | --- | 1 | 0 | 
| Andrés Guillermo Pinzón Rueda | --- | 1 | 0 | 
| Hans Jellema | Postbus 142 3980 CC Bunnik The Netherlands  | 
        1 | 0 | 
| Francois Gerbaud/Martial David | --- | 1 | 0 | 
| Rodin Jonathan | --- | 1 | 0 | 
| Chamonix | Level 9, 108 King William Street, Adelaide, 5000, SA  | 
        1 | 0 | 
| Holyoke Medical Center | 575 Beech Street Holyoke, MA 01040 United States (the)  | 
        1 | 0 | 
| Tim Townes | Trinity Medical Center 800 Montclair Rd, Birmingham, AL 35213  | 
        1 | 0 | 
| Du Kenny | --- | 2 | 0 | 
| Gao Jie | --- | 1 | 0 | 
| Ben Turney | --- | 1 | 0 | 
| Chris Maxwell | --- | 3 | 1 | 
| Jiangze An | --- | 1 | 0 | 
| Bazzi Giancarlo | --- | 2 | 0 | 
| Thomas Cetta | --- | 1 | 0 | 
| Steclik Piotr | --- | 1 | 0 | 
| Erik Olofsson | --- | 1 | 0 | 
| Peter Caron | --- | 1 | 0 | 
| Stachowiak Radoslaw | --- | 1 | 0 | 
| Lennie Robert W. | --- | 1 | 0 | 
| HL7 Infrastructure and Messaging (INM),HL7 Infrastructure and Messaging (INM) | 3300 Washtenaw Avenue, Suite 227, Ann Arbor, MI 48104, United States (the) | 1 | 0 | 
| Thomas Godsk JØrgensen | --- | 1 | 0 | 
| University of Michigan Health System | 1500 E. Medical Center Drive Ann Arbor, MI 48109 United States (the)  | 
        94 | 0 | 
| Sorseth Oddbjorn | --- | 1 | 0 | 
| Virnave Mrinal | --- | 1 | 0 |