Born in Istanbul in 1974, Dr. Mesut KALDIR graduated from Istanbul University Cerrahpaşa Faculty of Medicine in 1998. 

Between 1999-2004, he completed his specialty training in Internal Medicine (Internal Diseases) at Trakya University Faculty of Medicine.

Having started his career at Private Trakya Hospital in 2004,  Between 2005 and 2008, Dr.Mesut KALDIR continued his duty at Erzurum Private Şifa Hospital, Department of Internal Medicine.

He worked at Denizli Servergazi State Hospital Internal Medicine (Internal Diseases) Clinic from 2009 to July 2021.

As of August 2021, he has been serving his patients in the Internal Medicine (Internal Diseases) department in Private Denizli CERRAHI Hospital.