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Bahadir Dagdeviren
35
years of experience

Bahadir Dagdeviren

  • Specialization: Cardiologist
  • 35 years of experience
  • Speaks:
    English
  • Workplace: Turkey, Istanbul, Memorial Ataşehir Hospital
  • Head of the Department of Internal Medicine and Cardiology at Bahçeşehir University Faculty of Medicine since 2013.

    Dr. Bahadir Dagdeviren is a cardiologist at Memorial Ataşehir Hospital in Istanbul. He leads the Department of Internal Medicine and Cardiology at Bahçeşehir University. Dr. Dagdeviren previously served as the Head of the Cardiology Department at Maltepe University. He performs procedures at a JCI-accredited facility known for its cardiac care standards.

    • Acts as the Head of Cardiology at Bahçeşehir University Faculty of Medicine.
    • Served as the Chief Resident Doctor at Siyami Ersek Cardiovascular Surgery Hospital.
    • Practices at Memorial Ataşehir, a hospital with JCI safety certification.
    • Treats patients at a clinic belonging to the large Memorial Healthcare Group.
4.5
Good
20 patient verified reviews
1 star
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2 stars
5%
3 stars
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4 stars
20%
5 stars
75%

Patient reviews

About clinic Memorial Ataşehir Hospital
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1-5 of 20 reviews
Vanessa Mladenich • Endoscopic sleeve gastroplasty (ESG)
Australia
Jul 1, 2026
Verified review.
He showed me the endoscopy images and clearly discussed the plan and all the diet stages before the procedure
One of my biggest worries was whether ESG was truly the right choice for me. My surgeon immediately addressed this by being very honest about who is not a suitable candidate, which built a lot of trust. He showed me the endoscopy images and clearly discussed the plan and all the diet stages before the procedure. I'm in my early recovery, but I am feeling better than expected. The post-op support has been solid; the clinic stays in touch, is easy to reach, and provided a clear aftercare guide. The only additional cost was for medicine, as the protein drinks and vitamins at the clinic were far too expensive. My main piece of advice would be to ask them beforehand what specific protein to buy, because it’s hard to figure it out with the different writing on the labels.
Everything. dr was amazing. All his assistants, diaticians and staff organising my trip all we’re fantastic
Marina • Surgical treatment of scoliosis
Moldova
Aug 8, 2025
Verified review.
Doctors at the highest level
PLUSES Doctors at the highest level...professionalism, attention, responsibility felt during the whole stay...nothing unnecessary was said...no promises were made that could not be realised later...we were very satisfied with the results of their work.... Medical equipment may not be the latest models, but the penultimate certainly ... The food is very tasty... The facilities in the ward create a comfortable stay... The location of the clinic is good... Many hotels of different categories within walking distance..... MINUSES The medical staff and service staff (cleaning of the ward) wish to be better...the clinic needs a little more review of the process of care of medical staff for patients...at night when the patient before surgery or after surgery should gain strength and rest, begins frequent going to the room...then the temperature to measure, then the pressure, then remembering about the drip to connect the next or remove the forgotten.... Another disadvantage is the proposal-proform with an indication of what services are included in the paid amount, and which are not ... I would like a more specific list...taking into account that the treatment plan has changed, the amount to be paid has also changed, and there is always a question whether it is paid or whether it is necessary to pay additionally...which causes inconvenience and worries "whether you have enough money".... The general impression of the clinic was good...despite the disadvantages.....
Professionalism of the medical team
Nursing and housekeeping.
About Bookimed service
Very grateful to Stanislav...all questions were always answered in a short period of time..... any misunderstandings that arose were resolved quickly.....
Olga Seitova • Consultation with an orthopaedist
Kazakhstan
Feb 15, 2025
Verified review.
I liked the doctor's professionalism, competence, ability to explain the causes of pain in an accessible way, to show clearly the planned treatment, and also to warn about the need for further 'self-doctor' behaviour for further recovery of health
I liked the doctor's professionalism, competence, ability to explain the causes of pain in an accessible way, to show clearly the planned treatment, and also to warn about the need for further "self-doctor" behaviour for further recovery of health. The attitude of the staff is excellent.
Anonymous • In Vitro Fertilization (IVF)
Turkey
Jan 4, 2025
Verified review.
She was on call 24/7, always answered in detail, politely and with great patience
I would like to express my sincere gratitude to my coordinating doctor Yaroslava from the platform. She was on call 24/7, always answered in detail, politely and with great patience. Yaroslava even enquired about my impressions after my consultation with the doctor, which was very pleasant. Her responsiveness and support helped me to make an important decision. As for the treatment and the doctor, it is too early to give a final assessment, as we are just starting to work. But I can already say that I chose Memorial Ataşehir Clinic and I was satisfied with the staff, the doctor, the interpreter and the clinic itself. I will definitely write a full review of the results later.
A reverent approach of the doctor, no rush, polite, smiling. And my doctor coordinator Yaroslava.
Meerim • In Vitro Fertilization (IVF)
Kyrgyzstan
Jan 13, 2024
Verified review.
Memorial Hospital in Ataşehir Istanbul meets its international status by all criteria as one of the leading medical institutions by international standards
Memorial Hospital in Ataşehir Istanbul meets its international status by all criteria as one of the leading medical institutions by international standards. In turn, we express our sincere gratitude to each medical staff and wish them further development!
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Qualifications

Dr. Bahadir Dagdeviren is a cardiac specialist and Head of the Department of Internal Medicine and Cardiology at Bahçeşehir University. He works at the Memorial Ataşehir Hospital in Istanbul. This hospital holds accreditation from the Joint Commission International (JCI). The specialist has directed university cardiology departments since 2007.

Clinical Expertise and Leadership

Dr. Dagdeviren treats various cardiovascular conditions. He has held leadership roles in academic and clinical settings since 2007. The doctor treats patients using cardiology diagnostics and internal medicine integration. Additionally, he leads the medical team at Bahçeşehir University to develop treatment protocols.

Work Experience

  • 2019 – Present: Cardiology Specialist, Memorial Ataşehir Hospital
  • 2013 – Present: Head of Internal Medicine and Cardiology, Bahçeşehir University Faculty of Medicine
  • 2012 – 2018: Cardiology Specialist, Göztepe Medical Park Hospital
  • 2007 – 2012: Head of Cardiology Department, Maltepe University Faculty of Medicine
  • 2004 – 2007: Cardiology Specialist, Taksim German Hospital
  • 2002 – 2004: Cardiology Specialist, Siyami Ersek Cardiovascular Surgery Hospital
  • 1998 – 2002: Chief Resident Doctor, Siyami Ersek Cardiovascular Surgery Hospital
  • 1996 – 1996: Cardiology Specialist, Kosuyolu Cardiovascular Surgery and Research Hospital
  • 1991 – 1996: Assistant Doctor, Siyami Ersek Cardiovascular Surgery Hospital

Academic Background

The doctor completed medical training at Siyami Ersek Cardiovascular Surgery Hospital. This facility is a center for heart health in Turkey. He progressed from an assistant doctor to a chief resident at this institution. These roles provided practical experience in cardiac cases.

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