| Organization name | Address | First registered nodes | Current registered nodes |
|---|---|---|---|
| Freeman Gary | --- | 1 | 0 |
| Alexander Usach | --- | 1 | 0 |
| Steven P. Kalemkiewicz, Jr. | --- | 1 | 0 |
| Guilherme Da Silva Senges | --- | 1 | 0 |
| Ayyagari Subu | --- | 1 | 0 |
| Frank Würkner | --- | 1 | 0 |
| Brett Sheffield | --- | 0 | 1 |
| Ascension Health Information Services | Carondelet Health Network IS Department Tucson, AZ |
1 | 0 |
| Oxana Ivanisov | --- | 1 | 0 |
| Park Jinyoung | --- | 1 | 0 |
| Leblond Ray | --- | 1 | 0 |
| Borgaonkar Shekhar | --- | 1 | 0 |
| Carrade Rob | --- | 1 | 0 |
| Pfersich J | --- | 1 | 0 |
| Adegboyega Adebayo MD | Adegboyega Adebayo MD 40 W 135th St # 1D New York, NY 10037-2530 United States (the) |
1 | 0 |
| Stuart Fraser | --- | 1 | 0 |
| Frank Jaehnig | --- | 1 | 0 |
| Health Authority Abu Dhabi | Main Building Abu Dhabi, Airport Road Abu Dhabi, United Arab Emirates P.O. Box 5674 Tel: +971 2 449 3333 Fax: +971 2 444 9822 United States (the) |
1 | 0 |
| Melville Ricky | --- | 1 | 0 |
| Aiuto Chris | --- | 1 | 0 |
| Aaron Parker | --- | 1 | 0 |
| Jan-Steinar StedØy | --- | 1 | 0 |
| Tristan Andrew | --- | 1 | 0 |
| Tim McCarthy | --- | 0 | 1 |
| Greener Simon | --- | 1 | 0 |
| Ajay Krishnan | --- | 1 | 0 |
| Hubert Kowalczyk | --- | 1 | 0 |
| Phillip H. Zakas | --- | 1 | 0 |
| Michael Klobe | --- | 1 | 0 |
| Pelle Hanses | Studentplan 3 831 40 Östersund Sweden |
1 | 0 |
| Mayra Silbaugh | --- | 1 | 0 |
| Chen Eugene | --- | 1 | 0 |
| Kanchana Wickramasinghe | --- | 0 | 1 |
| Jean-Luc Munier | --- | 1 | 0 |
| Benjamin Gordon | --- | 1 | 0 |
| Ederson Souza | --- | 1 | 0 |
| Gordon Hal | --- | 1 | 0 |
| Jon Gray | --- | 1 | 0 |
| Schmid Markus | --- | 1 | 0 |
| Thoralf Tietboehl | --- | 2 | 0 |
| Petr Tuèek | --- | 1 | 0 |
| Vinícius Augusto Sacramento Ferreira | --- | 1 | 0 |
| Erlinger Mike | --- | 3 | 0 |
| Lange Tilo | --- | 1 | 0 |
| Matthias Krusch | --- | 1 | 0 |
| Sung-Eun Kim | --- | 1 | 0 |
| Paul Prior | --- | 1 | 0 |
| Alvaro Jose de Oliveira Junior | --- | 1 | 0 |
| Savard Daniel | --- | 1 | 0 |
| Carlo Todeschini | --- | 1 | 0 |