ALTINCI DAİRE-İ BELEDİYE MECRUHİN (WOUNDED) HOSPITAL, the first first aid hospital in Sıraselviler-Defterdar Hill region, was founded in 1875, after the reconstruction of an old and large wooden building on the site of the current Italian Hospital, with the money collected in a lottery (1). The hospital, which moved to a rented house near the Russian Consulate after the 1893 fire, tried to move back to its old place after the Russian consul complained about the events taking place around it, but this project could not be realized despite long efforts due to high costs (1). Thereupon, AĞAHAMAMI, located adjacent to the current land of our hospital, was first rented (1900), and then the land on the site of the Italian Hospital was sold and its ownership was taken in 1904. A new building with a capacity of 35 beds and an operating room were built in the garden of the acquired building (the area of our hospital is right in front of Ağahamam) (35,785 patients were treated here under the management of Dr. Isidor Greiwer and Nurse Augustine until 1906. After the Second Constitutional Monarchy, the name of the hospital was Beyoğlu Zükur (Men). It was transformed into a hospital and served mostly INJURED male patients (1).

The hospital, which was evacuated by the French during the occupation of Istanbul (November 1918-October 1923) and given to soldiers and Russian immigrants, later became the Rabies Treatment Station (Haim Naum worked here in 1937-1938) and its operating room was first moved to a rented building in Çapa and then to Şişli. It was moved to and was again used only for men (1). In the telephone records of Cihangir District from 1929, the name of Beyoğlu Zükur (Men's) Hospital is also included among the telephones on Sıraselviler Street (2). In 1938, the name of our hospital was changed to Beyoğlu First Aid Hospital (1). In 1949, it was decided by the Şemsettin GÜNALTAY Government to build a 50-BED FIRST AID HOSPITAL and SANITARY EMERGENCY STATION in its current location (3). A FIRST AID SERVICE with a capacity of 75 beds was opened in 1950 (1). Prof.Dr., who is famous worldwide for his great studies in the field of Leukemia and Mediterranean Anemia. Muzaffer AKSOY worked in our hospital in 1957

In 1962, the hospital was equipped with the latest systems and modern equipment and increased its capacity to 160 beds, and it was made capable of providing Emergency Services with Foreign, Internal, Internal Medicine, Nisahiye, X-Ray and Laboratory Services and a Blood Bank established under the management of British experts. Our hospital continued its service on June 20, 1969, in a new building with 360 beds, which was built based on the project designed by Master Engineer Levent AKSÜT and Master Engineer Yaşar MARULYALI (UMA Architecture), which received the 2nd Honorable Mention Award in the 1965 Architectural Project Competition. continued. General Surgery, Internal Medicine and Gynecology and Obstetrics were transformed into training clinics, and Orthopedics, Urology, Eye, Ear-Nose-Throat, Neurology and Anesthesia-Reanimation clinics became operational. Dentistry and Pediatrics started outpatient treatment. The polyclinics were later (1974) transferred to the additional building built in front of the main building. The name of the hospital was changed to Taksim (First Aid) Hospital in 1976, and to Taksim (First Aid) Training and Research Hospital in 1986 by increasing the number of training clinics. In 1994, Prof.Dr. Gürsel Remzi SOYBİR and Prof. Dr. With the contributions of the Animal Experiment Laboratory founded by Yalçın Aker, it has contributed to the training of many faculty members and experts.

Our hospital moved to the Highways building in the Gaziosmanpaşa campus on September 13, 2013, for the renovation of our building in Taksim, and as of this date, our institution has continued to operate under the name of Gaziosmanpaşa Taksim Training and Research Hospital. In the new campus of our hospital, polyclinic services started to be provided as of 16.9.2013, and 300-bed service and operating room services started to be provided as of November 2013. After our hospital was moved to Gaziosmanpaşa district, Aliya İzzet Begoviç District Polyclinic, which was located in the district center and previously operated under Eyüp State Hospital, served as a subsidiary of our hospital from 10.6.2013 until April 2017.

It has been decided that the Physical Therapy and Rehabilitation Training and Research Hospital, which is within walking distance of our hospital and has been completed within the borders of Gaziosmanpaşa district, will start operating under our institution in 2015. It started accepting patients with 250 beds.
Following the tragic fire disaster that occurred in our hospital building on April 5, 2018, the building became unusable, and with the outstanding efforts of the hospital staff, the building was evacuated without any deaths or injuries. As of April 6, 2018, health services will continue without interruption: Physical Therapy and Rehabilitation.