| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Ben Glenn | --- | 0 | 4 |
| Southern Illinois Health Information Exchange | 1239 E Main Carbondale, IL. 62901 United States (the) |
2 | 0 |
| Sai Krishnan | --- | 1 | 0 |
| Mohal Rajeev | --- | 1 | 0 |
| Val Kollath | --- | 1 | 0 |
| Labuschagne Willem | --- | 1 | 0 |
| Lance Jahnig | South Dakota Department of Health Robert Hayes Building 600 E. Capitol Ave. Pierre, SD 57501-2536 |
1 | 0 |
| Eric Bernard | --- | 1 | 0 |
| Robert Fontana | 6820 Lyons Technology Circle Suite 140 Coconut Creek, Florida 33073 United States of America |
13 | 0 |
| Hutzelman Jeffrey | --- | 1 | 0 |
| Parimal Puranik | --- | 1 | 0 |
| DFN-Verein | Alexanderplatz 1 10178 Berlin Germany |
6 | 0 |
| Isaac Davis-King | --- | 1 | 0 |
| Alberto González | --- | 1 | 0 |
| Luis Jimenez | --- | 2 | 0 |
| Joris Mertens | --- | 1 | 0 |
| Healthy Panacea Network LLC | 2005 Prince Ave Athens, GA 30606 United States (the) |
1 | 0 |
| Grahame Grieve | 56 Pitt St Sydney 2000 Australia |
5 | 29 |
| Simone Lightwood | DIPARTIMENTO INFORMATIVO E TECNOLOGICO (D.I.T.) Azienda Sanitaria Locale 4 Chiavarese Italy |
3 | 0 |
| Robert Finkle | --- | 1 | 0 |
| Signell Artur | --- | 1 | 0 |
| Haaland Karyn | --- | 1 | 0 |
| Ralf Hülsmann | --- | 1 | 0 |
| Zoltán Fekete | --- | 1 | 0 |
| Lu Mingder | --- | 1 | 0 |
| Messina Jerry | --- | 1 | 0 |
| Zelkowski Michael | --- | 1 | 0 |
| Sascha Silbe | --- | 0 | 1 |
| Detroit Medical Services, PLLC | 4160 John R. Suite 730 Detroit, MI 48201 United States (the) |
1 | 0 |
| Grand Lake Urology | 900 E. 13th Suite 204 Grove, OK, 74344 United States (the) |
1 | 0 |
| David Taylor | --- | 1 | 1 |
| Oliver JukiÄ | --- | 1 | 0 |
| InterSystems Corporation | One Memorial Drive Cambridge, MA 02142 United States (the) |
6 | 0 |
| Mathias Olsson | Unident AB Box 229 31123 Falkenberg Sweden |
1 | 0 |
| Physician Support Services, Inc. | 1923 S Utica Ave Tulsa, OK 74104 United States (the) |
1 | 0 |
| Muro Stefano | --- | 1 | 0 |
| Ana Raquel Ulloa | --- | 1 | 3 |
| Cotton Janice | --- | 1 | 0 |
| Jatinder Singh | --- | 1 | 0 |
| Daniel Paniagua | --- | 1 | 0 |
| Aleksander Adamowski | Altkom Akademia S.A. ul. Chłodna 51 00-867 Warszawa Poland |
2 | 0 |
| Alejandro Salgado Godoy | --- | 1 | 0 |
| Hanks Greg | --- | 1 | 0 |
| Jan Dennis Bungart | --- | 2 | 0 |
| Cote Andre G. | --- | 1 | 0 |
| Memorial Community Health, Inc | 1423 7th St Aurora, NE 68818-1197 United States (the) |
1 | 0 |
| Jesse Song | --- | 1 | 0 |
| Joseph A. Otto, Jr. | --- | 1 | 0 |
| McCloghrie Keith | --- | 8 | 0 |
| David Koudelka | --- | 0 | 1 |