| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Ian Labbé | --- | 1 | 0 |
| Henrici D. | --- | 1 | 0 |
| Jin Zhang | --- | 1 | 0 |
| Hageman J.J. | --- | 1 | 0 |
| Gudmundsen Helge | --- | 1 | 0 |
| Pestinger Markus | --- | 1 | 0 |
| Adrian Camilleri | MITTS, Ltd. Gattard House National Road B'Bajda HMR02 Malta |
2 | 3 |
| Michelle Williamson | OCD/Classifications and Public Health Data Standards; National Center for Health StatisticsCenters for Disease Control and Prevention3311 Toledo RoadHyattsville, MD 20782 | 0 | 2 |
| Strupis Dainis | --- | 2 | 0 |
| Rainer Faulstich | --- | 1 | 0 |
| Denis Vella | --- | 1 | 0 |
| Maheshwara.Hampasagar | --- | 1 | 0 |
| Paolo Frizzi | --- | 1 | 0 |
| Riofrio Pedro Sanchez | --- | 1 | 0 |
| David R Keith | Clarity Child Guidance Center 8535 Tom Slick Dr San Antonio, TX 78229 |
1 | 0 |
| St. Mary Medical Center | 1050 Linden Avenue Long Beach, CA 90813 United States (the) |
1 | 0 |
| Huaping Huang | --- | 1 | 0 |
| Datta Sanchaita | --- | 1 | 0 |
| Violet Hernandez | DuPage Internal Medicine, LLC 534 West Chestnut Street Suite 210 Hinsdale, Illinois 60521 United States (the) |
1 | 0 |
| Tanaka Yasuhiro | --- | 2 | 0 |
| Claude Mally | --- | 1 | 0 |
| Giuseppe Risi | --- | 1 | 0 |
| Jordi Corpas | --- | 1 | 0 |
| Wojciech Rusinek | --- | 2 | 0 |
| Joel Mullins | 5 Great Valley Pkwy Malvern, PA 19355 United States (the) |
1 | 0 |
| Loving Jason | --- | 1 | 0 |
| Mathias Döhle | --- | 1 | 0 |
| Ly Peang-Meth | --- | 1 | 0 |
| McCarthy Conor | --- | 1 | 0 |
| Mecklenburg Josef | --- | 1 | 0 |
| Braun Kevin | --- | 1 | 0 |
| FH Information | Brigham and Women's Faulkner Hospital 1153 Centre Street Boston, MA 02130 United States (the) |
1 | 0 |
| Dr Erik H. ten Winkel | --- | 1 | 0 |
| Vadim Golub | --- | 1 | 0 |
| Unix Administrator | --- | 1 | 0 |
| Stephan Frisch | --- | 1 | 0 |
| GUIDO LORIO | --- | 1 | 0 |
| Pigozzo Michele | --- | 1 | 0 |
| Morasse Ron | --- | 1 | 0 |
| Tracey Bernath | --- | 2 | 0 |
| Reinhardt Marco | --- | 1 | 0 |
| Corrigan Sean | --- | 1 | 0 |
| Radis Vassilis | --- | 1 | 0 |
| Abuelbassal Majdi | --- | 1 | 0 |
| Hogsbro Sigurd | --- | 2 | 0 |
| Matt Opalach | --- | 1 | 0 |
| Ralf Zimmermann | --- | 1 | 0 |
| Gary LaVoy | --- | 1 | 0 |
| Christian Pfister | --- | 1 | 0 |
| Andrew Commons | --- | 1 | 0 |