| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Kevin Ying | --- | 1 | 0 |
| Justin Clacherty | --- | 1 | 0 |
| Hinsdale Hematology | Hinsdale Hematology 908 North Elm Street, Suite 210 Hinsdale, IL 60521 United States (the) |
1 | 0 |
| Patrice Fournier | --- | 2 | 0 |
| Calzada Hugo | --- | 1 | 0 |
| Scott Charles | --- | 1 | 0 |
| Christian Junker | --- | 1 | 0 |
| Axelsson Peter | --- | 1 | 0 |
| Trotman Mike | --- | 1 | 0 |
| Chris Velazquez | --- | 1 | 0 |
| Culp Edwin | --- | 1 | 0 |
| Lammi Petri | --- | 1 | 0 |
| Jann Heider | --- | 2 | 0 |
| Ville Walveranta | --- | 1 | 0 |
| Mathias Sean | --- | 2 | 0 |
| jr brawnski l. armstrong | --- | 1 | 0 |
| WLT Software Enterprises, Inc. | 26133 US Hwy 19 N, 4th Floor Clearwater, FL 33763 United States (the) |
1 | 0 |
| Tang Zibin | --- | 1 | 0 |
| Alliance of Chicago | --- | 11 | 0 |
| Farzad FARID | --- | 1 | 0 |
| Larry Olin Horn | --- | 2 | 0 |
| Foued ZIDANE | --- | 1 | 0 |
| Michael Eichenberger | --- | 1 | 0 |
| Audrey L. Palacios | Center for Maternal Fetal Medicine 801 E. Nolana, Suite 6, McAllen, TX 78504 |
1 | 0 |
| Interboro Regional Health Information Organization | Interboro RHIO PO Box 800038 Elmhurst, New York 11380 United States (the) |
1 | 0 |
| Rueben Van Mol | --- | 1 | 0 |
| IT Administrator | --- | 3 | 0 |
| Manfred Schmid | --- | 2 | 0 |
| Irene Marzo | --- | 1 | 0 |
| Adrian Kearney | --- | 1 | 0 |
| Eric Hutchins/Keif Mayers | --- | 1 | 0 |
| Hosubv Shin | --- | 1 | 0 |
| Jean-Francois d'Estalenx | --- | 1 | 0 |
| Wallbridge Shawn | --- | 1 | 0 |
| Community Medical Center of Missoula | 2827 Fort Missoula Road Missoula, MT 59804 United States (the) |
1 | 0 |
| Philipp Lay | --- | 1 | 0 |
| Steve Hardt | --- | 1 | 0 |
| Sharon Chisholm | --- | 2 | 0 |
| René Mürset | --- | 1 | 0 |
| Parducci Bill | --- | 1 | 0 |
| Gopiballava Flaherty | --- | 1 | 0 |
| England Bob | --- | 1 | 0 |
| Greg Sopcak | --- | 1 | 0 |
| Heiko Krupp | --- | 1 | 0 |
| Ngah Moudjeu Roussos | --- | 1 | 0 |
| Upfold Peter | --- | 1 | 0 |
| Michelsen Robert | --- | 1 | 0 |
| John Vehmeier | --- | 1 | 0 |
| Squier Bill | --- | 1 | 0 |
| Dimitar Nikolov | --- | 1 | 0 |