Dr. Alberto Díez‑Caballero Alonso, MD, PhD, is a leading general and digestive surgeon at Centro Médico Teknon in Barcelona, Spain. With over 25 years of experience, his primary focus areas include:
Advanced laparoscopic and robotic digestive surgery
Bariatric and metabolic surgery for obesity
Esophageal, gastric, liver, pancreas and biliary tract surgery
Educational Background
Dr. Díez‑Caballero forged a rigorous academic foundation during his training:
MD, University of the Basque Country, Spain (1990)
Residency in General & Digestive Surgery, Clínica Universidad de Navarra (1992–1996), specialist qualification in 1996
Visiting resident – Transplant Surgery, University of Michigan (Ann Arbor, USA, 1994)
PhD in Medicine & Surgery, Universidad de Navarra, cum laude and awarded extraordinary doctoral prize (2003)
Advanced laparoscopic and robotic surgery training in the USA and France
Dr. Díez‑Caballero combines clinical excellence with leadership and innovation:
Co‑director, Quirúrgica Cirujanos Asociados; Senior Surgeon at Centro Médico Teknon (since 2004)
Pioneer of laparoscopic surgery in Clínica Universidad de Navarra and Hospital Clínic de Barcelona
Pioneer of single-incision laparoscopic surgery (LESS) at Teknon; accredited robotic surgeon in digestive surgery using Da Vinci
Visiting surgeon in hepatobiliary surgery at Hospital Beaujon (Paris, 2018)
Instructor of laparoscopic surgical courses for national and international surgeons
Academic Contributions
Associate Clinical Professor, University of Navarra School of Medicine (1996–2003)
Doctoral course lecturer on laparoscopic surgery at Navarra (2002–2003)
Speaker at national and international surgical congresses
Mentored over 500 surgeons in advanced laparoscopic techniques
Areas of Expertise
Dr. Díez‑Caballero specializes in:
Bariatric/metabolic surgery (gastric bypass, sleeve, revisional procedures)
Esophageal and gastric surgery (benign and malignant conditions)
Hepato‑bilio‑pancreatic surgery, including tumor and metastasis removal
Advanced laparoscopic and single‑incision (LESS) surgery
Robotic-assisted digestive surgery using Da Vinci™
Emergency general surgical procedures (hernia repair, gallbladder, adrenal, spleen)
Publications and Research
Dr. Díez‑Caballero has authored over 40 scientific publications focusing on:
• Minimally invasive approaches for rare digestive pathologies (e.g., Median Arcuate Ligament Syndrome). • Robotics and LESS outcomes in abdominal surgery. • Long-term results and predictors of success in bariatric and hepatobiliary procedures.
Publication records are available on PubMed, ResearchGate and ORCID.
Patient Care Philosophy
Dr. Díez‑Caballero centers care around innovation, safety, and patient empowerment:
Commitment to personalized, high-technology surgical care
Clear and empathetic communication with patients before and after surgery
Support for international patients with online pre-consultation and full coordination
Strong patient satisfaction reflected in positive testimonials from hernia, gallbladder and pancreatic cyst surgeries
Professional Affiliations
Member, Spanish Association of Surgeons (AEC)
Member, Spanish Society of Obesity Surgery (SECO)
Member, European Association for Endoscopic Surgery (EAES)
FAQs
Is Dr. Alberto Díez‑Caballero Alonso board‑certified?
Yes. He holds official Spanish certifications in General and Digestive Surgery.
What types of surgeries does he perform?
He performs bariatric, metabolic, esophageal, gastric, hepatobiliary, robotic-assisted, and emergency general surgeries.
Does he treat international patients?
Yes. He offers online pre‑consultations and full coordination through Teknon’s international patient services.
How long is the typical hospital stay?
Stay varies: same‑day discharge for some laparoscopic procedures; 2–5 days for complex digestive or bariatric surgery.
What languages does he speak?
He speaks Spanish, English and Catalan fluently.
Certification & Accreditation
European Association for Endoscopic Surgery
Patient reviews
5
Excellent
27 reviews
Detailed information
5 stars
100%
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Patient reviews
Spain,
Mar 08, 2013
office
Operado de hernia inguinal por laparoscopica.medico excelente.grandisimo profesional.trato buenísimo.inspira confianza.cirujanos así hacen grande a la medicina.
Spain,
Oct 04, 2012
Anonym
Es un gran profesional que siente lo que hace es muy serio pero de gran valia a mi marido lo opero de cancer de colon y hoy vive gracias a el y al medico del aparato digestivo que se lo detecto el Dr.Sans tambien un gran medico
Spain,
Sep 01, 2012
Anonym
Operada por el Dr. Diez-Caballero de una gastrectomia total, excelente cirujano, exquisito trato, no puede estar en mejores manos. M Sánchez
Spain,
Jun 18, 2011
Anonym
Me realizó reducción de estómago con bypass gástrico.Mi opinión:EXCELENTE profesional y trato humano INMEJORABLE.Mi gratitud hacia él y su equipo. C.Ballabriga
Spain,
Feb 12, 2011
Anonym
me ha ido muy bien soy otra
Spain,
Apr 22, 0201
Anonym
Desde mi experiencia puedo afirmar, sin ningún tipo de duda, de que no existe aspecto alguno que pueda ser mejorado. Profesionalidad: inmejorable. Humanidad y empatía:inmejorable. Servicio: inmejorable. En resúmen: un índice de 10 sobre 10.
Spain,
Nov 30, -0001
Penka Stoyanova Savova
El mejor cirujano que he tenido la suerte de conocer !!!
Me ha operado de hernia de hiato y vesícula, y la verdad que me ha cambiado la vida!
Muy Profecional , muy prudente a la hora de explicar todo el proceso y postoperatorio!
Recomendado 100%
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