He became resident in Anesthesiology and Reanimation at the University Hospital Doce de Octubre, from where he graduated as specialist in 1982. For 25 years he has been the chief of the department for Anesthesia and Reanimation at the public Hospital "La Serranía" in Ronda, Spain.
He decided to join the Ocean Clinic team in 2008, helping to build up the newly founded Department for Anesthesia. Apart from his work in Ocean Clinic he works for several private hospitals. Dr Seminario speaks Spanish, English and German.