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Locations and phones

Call center 93 253 21 00

Monday to Sunday, from 8 am to 8:30 pm

Scheduling or change of appointment +34 93 253 21 00

Monday to Friday, from 8 am to 7 pm

Private Care - International Patients +34 93 600 97 83

Monday to Friday, from 8 am to 7 pm

SJD Barcelona Children's Hospital

Passeig Sant Joan de Déu, 2, 08950 Esplugues de Llobregat

How to arrive

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Oliver Heinz Haag

Paediatric otorhinolaryngologist
Head of the Otorhinolaryngology Service

Expert in

Otorhinolaryngology (ENT)

You will find me at


Spanish, English, French, Italian and German


  • Doctor of Medicine by the University of Vienna, Austria. Doctor Medicinae (Dr. Med.) degree cum laude from the Humboldt University of Berlin, 1999.
  • Erasmus scholarship for studies at the Autonomous University of Barcelona (UAB), Hospital del Mar and Hospital de Sant Pau, 1997 - 1998. 
  • Degree in Medicine. Humboldt University of Berlin, Germany, 1998.


International experience

  • Placement in the ENT Department of Tübingen University Hospital, Germany. Head of Department: Prof. Zenner. Centre specialised in ear surgery and cochlear implants. November 2012. 
  • Hospital stay at the Otorhinolaryngology Service of Centre Hospitalier Universitaire Vaudois (CHUV), specialised in Paediatric Airways Surgery, Lausanne, Switzerland. Head of Service: Prof. Dr. Monnier. Centre specialised in paediatric respiratory tract surgery. November - December 2010.


  • Director of SJD Barcelona Children's Hospital’s international courses in surgical treatment of sleep apnoeas in children.
  • Professor of Paediatric Otorhinolaryngology in continuous training programmes for paediatrics specialists (SJD Barcelona Children's Hospital training courses). 

How to request a treatment in SJD Barcelona Children's Hospital

Our hospital is dedicated to comprehensive care for women, children and adolescents.