2007 year
the first medical center of the network in Ukraine “ON Clinic Kharkov” was opened.
2007 year
one of the largest medical centers of the network in Donetsk was opened - “ON Clinic Donetsk”. It was closed in 2014.
2008 year
“ON Clinic Odessa” was opened
2009 year
“ON Clinic Sumy” was opened
2010 year
“ON Clinic of Poltava” was opened
2010 year
“ON Clinic Dnepr” was opened
2010 year
“ON Clinics Mariupol” was opened
2010 year
“ON Clinic Nikolaev” was opened
2012 year
“ON Clinic Lugansk” was opened. The medical center was closed in 2014.
2015 year
the ON Clinic network in Ukraine merged with the DoctorPRO medical centers network.
2015 year
“ON Clinic Uzhgorod” was opened
2018 year
12 new departments were opened in “ON Clinic Nikolaev”, the medical center moved to a new building and changed the address.
2019 year
the second medical center in Kharkov was opened - “ON Clinic Kharkov Palace of Sport”.
2019 year
The first children's department of the network was opened in the “ON Clinic Kharkov Palace of Sports”.
2019 year
The second children`s department of the network was opened in the “ON Clinic Nikolaev”.
2020 year
The third children`s department of the network was opened in the “ON Clinic Kharkiv” (m. Pushkinska).
2020 year
The fourth children`s department of the network was opened in the “ON Clinic Poltava”
2020 year
Extension "ON Clinic Poltava" and moving to the new building
2020 year
The third medical center in Kharkov is opened - "ON Clinic Kharkiv Gagarina"
2020 year
The emergence of computed tomography for adults and children in "ON Clinic Kharkov Palace of Sports"
2020 year
Laboratory centers were opened in Kharkov