| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Yuan Zhang | --- | 1 | 0 |
| Velle Bertrand | --- | 1 | 0 |
| Christo Coetzer | --- | 1 | 0 |
| Joe Arispe | --- | 0 | 1 |
| Alpena Regional Medical Center | 1501 W Chisholm St Alpena, MI 49707 United States (the) |
5 | 0 |
| Steven Stearns | --- | 1 | 0 |
| Guthrie Chris | --- | 1 | 0 |
| Herbert Marcus | --- | 1 | 0 |
| Matt Newman | --- | 0 | 10 |
| Russell Mangel | --- | 2 | 0 |
| Morisse Erich | --- | 2 | 0 |
| Lee Johnson | --- | 1 | 0 |
| Yovko Yovkov | --- | 1 | 0 |
| Fausto Murari | --- | 0 | 1 |
| Charles J. Reid | --- | 1 | 0 |
| Brooklyn Health Information Exchange | 1045 39th Street Brooklyn, NY 11219 United States (the) |
14 | 0 |
| Nils Doormann | --- | 2 | 0 |
| Toolsmiths | --- | 1 | 0 |
| Mariana Trifan | Piaţa Marii Adunări Naţionale, 1 MD 2033, Chisinau Moldova (the Republic of) |
31 | 1 |
| Brian Upton | Sparrow Health System 1215 E Michigan Ave Lansing, MI 48912 |
20 | 0 |
| Dombier Frederic | --- | 1 | 0 |
| Kidd Hsieh | --- | 1 | 0 |
| Tony Ching | --- | 1 | 0 |
| Donahue Michael | --- | 1 | 0 |
| Craig Hale | --- | 1 | 0 |
| SeongJin Park | --- | 1 | 0 |
| Es Boris van | --- | 1 | 0 |
| Luann Draht | --- | 0 | 1 |
| Chanda Sankar | --- | 1 | 0 |
| Hinde Sean | --- | 1 | 0 |
| Diego Mauricio Calderon | --- | 1 | 0 |
| Bronx RHIO Inc. | 3325 Bainbridge Ave. Bronx, NY 10467 United States (the) |
1 | 0 |
| Tumi Ray | --- | 1 | 0 |
| Cheng Chao | --- | 1 | 0 |
| Szeto Chung | --- | 1 | 0 |
| Sacred Heart Hospital | Sacred Heart Hospital 900 W. Clairemont Ave Eau Claire, Wisconsin 54701 United States (the) |
2 | 0 |
| Poepping Mark | --- | 1 | 0 |
| Zane Silgale | --- | 1 | 0 |
| Department of Indian & Northern Affairs | Indian and Northern Affairs Canada Terrasses de la Chaudière 10 Wellington Street Gatineau, Quebec K1A 0H4 United States (the) |
1 | 0 |
| Cruz Nuno Miguel Machado | --- | 1 | 0 |
| Andree Jacobson | --- | 0 | 1 |
| Chekay Chris | --- | 1 | 0 |
| Healthline Inc. | 2600 N. Central Ave Suite 1700 Phoenix, AZ 85004 United States (the) |
1 | 0 |
| Garrett Kaufman | --- | 1 | 0 |
| Jukarainen Kimmo | --- | 1 | 0 |
| Boswell David P. | --- | 2 | 0 |
| Erwin van Dijk | --- | 0 | 1 |
| Allison Nanni | Henry Ford Health System One Ford Place Suite 2a, 2A30 Detroit, MI 48202 |
20 | 0 |
| Akita Noek | --- | 1 | 0 |
| osman eisa | --- | 1 | 0 |