Insurance for unexpected expenses in case of complications during treatment and 48 months after treatment Coverage up to 200,000 USD


Dr.Fermín Mearin Manrique (Gastroenterologist)– Best Costs, Reviews – Book Your Consultation
Dr. Fermín Mearín Manrique, MD, PhD, is a leading gastroenterologist and Director of the Digestive System Service at Centro Médico Teknon in Barcelona, Spain. With more than 45 years of clinical and academic experience, he specializes in functional digestive disorders, motility, and digestive oncology.
- Full Name: Dr. Fermín Mearín Manrique, MD, PhD
- Years of Experience: Over 45 years
- Main Specialty: Gastroenterology—functional motility disorders, reflux disease, IBS, chronic constipation
Educational Background
Dr. Mearín’s academic journey includes both national and international training:
- Degree in Medicine & Surgery: Autonomous University of Madrid, Spain—graduated with honors
- Specialization in Digestive System: Hospital de la Princesa, Madrid
- Advanced Fellowship: Mayo Clinic, Rochester, Minnesota, USA
- Training: Gastroenterology department, Leiden University Medical Center, Netherlands
- Doctorate: Cum laude, Universidad Autónoma de Madrid
Professional Experience
He has built a distinguished career in both clinical practice and leadership in gastroenterology:
- Current Role: Director of the Digestive System Service, Centro Médico Teknon (since 2001)
- Prior Roles: Assistant Physician, Gastroenterology at Hospital Vall d’Hebron (1986–2001); founded and directed digestive motility units at Clínica Corachan and Clínica Teknon (1991–1998)
- Clinical Focus: Functional digestive disorders, reflux and Barrett’s esophagus, Helicobacter pylori, dyspepsia, IBS, chronic diarrhea and constipation
- Leadership: Founded Teknon Institute for Constipation & Incontinence; coordinator of Teknon Obesity Unit
Academic Contributions
- Former President of the Spanish Gastroenterology Association (AEG, 2008–2012)
- Chairman, World Gastroenterology Organization’s Functional Bowel Disorders committee
- Director of the AEG Annual Residents Course
- Collaborator at the Faculty of Medicine, Autonomous University of Barcelona (1986–2001)
- Speaker and instructor at national and international conferences on motility and functional disorders
Areas of Expertise
He offers excellence in a wide range of digestive conditions:
- Functional motility disorders: IBS, chronic constipation, functional diarrhea, bloating
- Gastroesophageal reflux disease and Barrett’s esophagus
- Dyspepsia, gastritis, and Helicobacter pylori eradication
- Digestive oncology and second opinion services
- Management of iron-deficiency anemia in IBD patients
Publications and Research
Dr. Mearín is a prolific researcher with over 400 scientific publications. He has authored clinical guidelines on constipation management and contributed to influential studies on IBS subtypes and iron therapy in IBD. He also published “Irritable Bowel Syndrome: Pain in Spain” in the American Journal of Gastroenterology.
Patient Care Philosophy
Dr. Mearín combines scientific rigor with compassionate patient care:
- Communicates complex information in understandable terms
- Emphasizes evidence-based treatments rooted in scientific data
- Welcomes national and international patients through Teknon’s global programs
- Utilizes scientific evidence to dispel myths and inform patient choices through his blog “El Blog del Doctor Mearin”
- Highly praised for his patience, clarity, and supportive demeanor by numerous patients
Professional Affiliations
- Member, American Gastroenterological Association
- Member, Spanish Society of Digestive Pathology
- Member, European Society of Neurogastroenterology & Motility
- Member, World Gastroenterology Organization
- Honorary member of Chilean, Uruguayan, and Japanese Gastroenterology societies
- Editorial reviewer for Gastroenterology and Neurogastroenterology journals
FAQs
- Is Dr. Fermín Mearín Manrique board-certified?
- Yes. He is a certified specialist in Gastroenterology with over four decades of practice.
- What types of procedures does he perform?
- He performs diagnostic endoscopies, motility studies, and offers second opinions on reflux, IBS, and digestive oncology.
- Does he treat international patients?
- Yes. He is part of Teknon’s international program and sees patients from around the world.
- How long is a typical hospital stay?
- Most diagnostic and therapeutic procedures are outpatient. Complex cases are managed through coordinated care.
- What languages does he speak?
- He is fluent in Spanish and English.
- Can he help with chronic constipation?
- Yes. He founded Teknon’s Institute for Constipation & Incontinence and leads evidence-based protocols.
- Does he publish clinical guidelines?
- Yes. He co-authored the European guidelines on constipation management in adults.
Certification & Accreditation




Patient reviews
Patient reviews









