Reference centers
| Name | Location | Expertise | Affiliation |
| Aachen University Clinic | DE | PR | Full member |
| Aarhus University Hospital | DK | PIDAIDAIPR | Full member |
| Assistance Publique-Hôpitaux de Paris, Bicêtre Hospital | FR | AIDAIPR | Full member |
| Assistance Publique-Hôpitaux de Paris, Necker University Hospital | FR | PIDAIDPR | Full member |
| Assistance Publique-Hôpitaux de Paris, Tenon Hospital | FR | AID | Full member |
| AUSL-IRCCS di Reggio Emilia | IT | AI | Full member |
| Azienda Ospedale Universita, Padova | IT | AIPR | Full member |
| Azienda Ospedaliera Universitaria Federico II, Naples | IT | PIDAIDAIPR | Full member |
| Azienda Ospedaliero Universitaria Policlinico Umberto I, Rome | IT | PID | Full member |
| Azienda Ospedaliero Universitaria, Siena | IT | AID | Full member |
| Azienda Sanitaria Universitaria Integrata, Udine | IT | AI | Full member |
| Bambino Gesù Pediatric Hospital, Rome | IT | PIDAIDPR | Full member |
| Barts Health Trust London | GB | AID | Collaborative partner |
| Berlin Charite Universitätsmedizin | DE | PIDAID | Full member |
| Bratislava National Institute of Children's Diseases | SK | PIDPR | Full member |
| Centro Hospitalar Universitário de Santo António - Porto | PT | PIDAI | Full member |
| General University Hospital, Prague | CZ | AIDAIPR | Full member |
| Dresden University Hospital | DE | PIDAIDAIPR | Full member |
| Eginitio Hospital, National and Kapodistrian University, Athens | GR | AI | Full member |
| Erasmus MC Rotterdam | NL | PIDAIDAI | Full member |
| Faculty of Medicine, Semmelweis University, Budapest | HU | AID | Full member |
| Fondazione IRCCS CA'Granda Ospedale Maggiore Policlinico, Milan | IT | PIDAIDAI | Full member |
| Freiburg University Hospital | DE | PID | Full member |
| Gent University Hospital | BE | PIDAIDAIPR | Full member |
| Great Ormond Street Hospital | GB | PIDAIDAIPR | Collaborative partner |
| Groningen University Medical Center | NL | AIDAI | Full member |
| Hospices Civils de Lyon, Pierre Wertheimer Hospital | FR | PIDAIDAI | Full member |
| Hospital Centre of Luxembourg | LU | PIDAIDAIPR | Coordination hub |
| Sant Joan de Déu Hospital, Barcelona | ES | PIDAIDAIPR | Full member |
| HUS Helsinki University Hospital, Hospital District of Helsinki and Uusimaa (RITAFIN Consortium) | FI | PIDAIDAIPR | Full member |
| Istituto Giannina Gaslini, Genoa | IT | AIDPR | Full member |
| Karolinska Universitäts University Hospital, Stockholm | SE | PIDAIDAIPR | Full member |
| Kauno Klinikos University of Health Sciences | LT | PID | Affiliated partner |
| Krakow Univeristy Hospital | PL | PIDAI | Full member |
| La Paz University Hospital, Madrid | ES | PIDAIDAIPR | Full member |
| Laiko General Hospital, Athens | GR | AIDAI | Full member |
| Leeds Teaching Hospital NHS Trust | GB | PIDAIDAI | Collaborative partner |
| Leiden University Medical Center | NL | PIDAI | Full member |
| Lisboa Norte University Hospital Centre, Lisbon | PT | PIDAIDAIPR | Full member |
| Ljubljana University Medical Centre | SI | PR | Full member |
| Mater Dei Hospital | MT | PIDAIDAIPR | Coordination hub |
| Medical University of Graz | AT | AI | Affiliated partner |
| Medical University of Innsbruck | AT | AIDAIPR | Affiliated partner |
| Medical University of Vienna | AT | PR | Affiliated partner |
| Motol University Hospital | CZ | PID | Full member |
| Munich University Hospital - Dr. Von Hauner Children's Hospital | DE | PIDAID | Full member |
| National Institute of Geriatrics, Rheumatology and Rehabilitation (NIGRiR), Warsaw | PL | AIPR | Full member |
| Newcastle upon Tyne Hospitals NHS Foundation Trust | GB | PID | Collaborative partner |
| Nijmegen Radboud University Medical Center | NL | PIDAID | Full member |
| Oslo University Hospital | NO | PID | Full member |
| Ospedale Ca Foncello, Treviso | IT | PID | Full member |
| Ospedale San Giovanni Bosco, Turin | IT | AI | Full member |
| Ospedale San Raffaele, Milan | IT | PID | Full member |
| Pauls Stradins Clinical University Hospital, Riga | LV | PR | Affiliated partner |
| Policlinico San Matteo, Fondazione IRCCS, Pavia | IT | AIDAI | Full member |
| Pomnik-Centrum Zdrowia Dziecka, Warsaw | PL | PIDAID | Full member |
| Rigshospitalet University Hospital, Copenhagen | DK | PIDAIDAIPR | Full member |
| Royal Free Hospital London NHS Foundation Trust | GB | PIDAIDAIPR | Collaborative partner |
| Sahlgrenska University Hospital, Gothenburg | SE | PIDAIDAIPR | Full member |
| Santaros Klinikos University Hospital, Vilnius | LT | PIDAIPR | Affiliated partner |
| Schleswig-Holstein University Clinic | DE | AI | Full member |
| Spedali Civili, Brescia | IT | PIDAI | Full member |
| Strasbourg University Hospital | FR | AI | Full member |
| medius Kliniken Kirchheim | DE | AI | Full member |
| Tallaght University Hospital | IE | PIDAIDAIPR | Full member |
| Tübingen University Clinic | DE | PIDAIDAIPR | Full member |
| Ulm University Medical Center | DE | PID | Full member |
| Universitätsklinikum Münster | DE | AIDPR | Full member |
| Universitätsklinikum Würzburg | DE | AID | Full member |
| University Hospital Centre Zagreb | HR | AIDAIPR | Full member |
| University Hospital La Fe, Valencia | ES | AI | Full member |
| Utrecht University Medical Center | NL | PIDAIDAIPR | Full member |
| UZ Leuven University Hospital | BE | PIDAIDAIPR | Full member |
| Vall d'Hebron University Hospital, Barcelona | ES | PID | Full member |
| King's College Hospital NHS Foundation Trust | GB | PID | Collaborative partner |
| Tartu University Hospital | EE | AIDPR | Affiliated partner |
| Turku University Hospital (RITAFIN Consortium) | FI | Full member | |
| Oulu University Hospital (RITAFIN Consortium) | FI | Full member | |
| NHS Greater Glasgow & Clyde | GB | Collaborative partner |
AID
Autoinflammatory Disorders
PID
Primary Immunodeficiencies
AI
Autoimmune diseases
PR
Paediatric Rheumatic diseases
* Unfortunatelly, due to the Brexit, HCPs from the UK are formally not ERN-HCPs anymore. However to enable ongoing collaboration, we regard these centers as collaborative partners
* Unfortunatelly, due to the Brexit, HCPs from the UK are formally not ERN-HCPs anymore. However to enable ongoing collaboration, we regard these centers as collaborative partners