The Team

With over ten years of experience, the DIAGNOSTIK ZENTRUM Fleetinsel Hamburg is Germany’s leading institute for preventive medicine. We provide preventive medical services of the highest quality.

Dr. Stein, Dr. Meier, Dr. Hader and Dr. Johenning head our team of specialists. They are supported by the office and marketing staff and their assistants. For special examinations our experienced team is supplemented by additional specialists.

Dr. Tomas A. Stein Dr. med. Thomas Stein
Specialist in
internal medicine / cardiology

Medical Director of the DIAGNOSTIK ZENTRUM Fleetinsel Hamburg
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Memberships:
  • German, American and European Society for Cardiology and Preventive Medicine
  • German Society for Ultrasound in Medicine (DEGUM)
Dr. Tomas Meier Dr. med. Thomas Meier
Specialist in
internal medicine / gastroenterology

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Memberships:
  • German Society for Internal Medicine
  • German Society for Digestive and Metabolic Diseases
  • German Diabetes Society
Dr. med. Hader Dr. med. Dorothee Hader
Specialist in
internal medicine / cardiology and dietetics

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Memberships:
  • German Society for Internal Medicine
  • German Society for Cardiology
Dr. med. Hermann Johenning Dr. med. Hermann Johenning
Specialist in
internal medicine / gastroenterology

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Memberships:
• German Society for Internal Medicine
• German Society for Digestive and Metabolic Diseases
• German Society for Endocrinology
• German Society for Ultrasound in Medicine (DEGUM)
• German Society for Nutrition (DGE)
The team | The specialists | Our partners | Our services



Birgit Lührs, med. Fachangestellte