• Haldun Şan completed his medical studies in 1999 from Cerrahpaşa Faculty of Medicine and further went on to get a specialization degree in 2004 from Trakya University Faculty of Medicine.

• He started his career in 2004 at the Silivri Onur Hospital and is currently working at the renowned Medicana International Istanbul, Büyükşehir, Turkey.

• He is known for providing stellar treatment for multiple diseases and disorders, including  ENT (Ear Nose Throat) - Vertigo, Allergy and Rhinology, Snoring and Sleep Apnea, Sudden Hearing Loss, Pediatric Otorhinolaryngology.

• He also specializes in various treatments, like ENT (Ear Nose Throat).

• He has over 16 years of experience as an ENT (Ear Nose Throat) Specialist and has particularly made a name for himself when it comes to ENT (Ear Nose Throat)

• He has primarily worked with five hospitals during his tenure and has cured multiple patients with different types of procedures.