Mika Niemelä

MD, PhD, Professor and Chairman of Neurosurgery
Specialist in Neurosurgery

Language skills:

Finnish, Swedish, English, German


Töölö Hospital, Topeliuksenkatu 5, Helsinki

Welcome to my appointment

You can book an appointment by phone or via online booking. I treat both children and adult patients.

Please note that part of the appointment time is used before and after the actual time with the patient. I study patient's medical history before meeting with the patient and make necessary arrangements and documentation after the appointment.

My special expertise

My key areas of expertise are brain tumors and cerebrovascular diseases as well as diagnostics and surgical treatment of cervical and lumbar disorders.

Key areas of clinical interests and expertise

Vascular, skull base and brain tumors, spine

Neurosurgical experience since 1988: approximately 6000 operations


2016              Professor of Neurosurgery, University of Helsinki

2006              Associate Professor in Neurosurgery, University of Helsinki

2000             PhD, University of Helsinki

1997              Board certified neurosurgeon, University of Helsinki

1989              MD, University of Helsinki


Work experience

2015-              Head of Neurosurgery, HUS Helsinki University Hospital, Töölö Hospital

2014-              Director of Neurosurgery, Orton Ltd (former HYKSin private hospital)

2001-2002    Visiting Professor/​Research Fellow, Neurosurgery, Brigham and Women’s

and Children’s Hospital, Harvard Medical School, Boston, USA


Memberships / academic and professional activities  

Finnish Medical Association

Finnish Neurosurgical Society (Treasurer 1995-1997, President 2004-2007)

2001-           American Association of Neurological Surgeons, International Associate, Fellow 2015-

2012-            European Association of Neurosurgical Societies (EANS) (Vascular committee)

2013-            Congress of Neurological Surgeons (CNS)

2013-            AANS/​CNS cerebro­vascular section executive committee

2015-            World Academy of Neurological Surgery

13 supervised PhD theses
6 editorial board memberships



10 book chapters
240 publications

Link to publications: PubMed