With an extensive career in the service of General Medicine and Surgery, Dr. Alejandro Callejas Diaz has directed his career to the Diagnosis and Treatment of Infectious Diseases. His praxis is developed through Antimicrobial Techniques, which implies a high knowledge of medical science.  

He also stands out for providing personalized and high quality care, which is why he is recognized as a very prolific doctor in the care of patients with infectious diseases. It is worth mentioning that he was part of units and medical teams during the COVID-19 pandemic, doing more than excellent work and preventing future diseases.  

• Area Specialist in the Infectious Diseases Section of the Internal Medicine Service at the University Hospital Puerta de Hierro Majadahonda
• Teaching Collaborator at the Universidad Autónoma de Madrid
• Degree in Medicine from the Universidad Autónoma de Madrid
• Doctor in Medicine and Surgery by the Universidad Autónoma de Madrid
• Master's Degree in Infectious Diseases and Antimicrobial Treatment, CEU Cardenal Herrera University