The 20 Best Gastrointestinal Bleeding Doctors in Greece

Find the Top Gastrointestinal Bleeding Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 109 doctor with experience in Gastrointestinal Bleeding near Greece. Of these, 102 are Experienced, 6 are Advanced and 1 are Distinguished.

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109 providers found
    Distinguished in Gastrointestinal Bleeding

    Konstantinos A. Triantafyllou
    Distinguished in Gastrointestinal Bleeding

    Konstantinos A. Triantafyllou
    114 Vasilisis Sofias Str, 
    Athens, ESYE31, GR 

    Konstantinos Triantafyllou practices practicing medicine in Athens, Greece. Mr. Triantafyllou is rated as a Distinguished expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Small Bowel Bacterial Overgrowth, Gastrointestinal Bleeding, Acute Pancreatitis, Endoscopy, and Colonoscopy.

    Advanced in Gastrointestinal Bleeding

    Ioannis S. Papanikolaou
    Advanced in Gastrointestinal Bleeding

    Ioannis S. Papanikolaou
    Athens, ESYE31, GR 

    Ioannis Papanikolaou practices practicing medicine in Athens, Greece. Mr. Papanikolaou is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Choledocholithiasis, Small Bowel Bacterial Overgrowth, Endoscopy, and Colonoscopy.

    Advanced in Gastrointestinal Bleeding

    Christos K. Triantos
    Advanced in Gastrointestinal Bleeding

    Christos K. Triantos
    Patra, ESYE23, GR 

    Christos Triantos practices practicing medicine in Patra, Greece. Mr. Triantos is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 15 other conditions, according to our data. His clinical expertise encompasses Hepatitis, Cirrhosis, Hepatitis B, Endoscopy, and Splenectomy.

    Learn about our expert tiers
    Advanced in Gastrointestinal Bleeding

    Konstantinos C. Thomopoulos
    Advanced in Gastrointestinal Bleeding

    Konstantinos C. Thomopoulos
    Cp 26504, 
    Patra, ESYE23, GR 

    Konstantinos Thomopoulos practices practicing medicine in Patra, Greece. Mr. Thomopoulos is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 7 other conditions, according to our data. His clinical expertise encompasses Cirrhosis, Gastrointestinal Bleeding, Hypertension, Endoscopy, and Colonoscopy.

    Advanced in Gastrointestinal Bleeding

    Georgios D. Tziatzios
    Advanced in Gastrointestinal Bleeding

    Georgios D. Tziatzios
    Athens, ESYE31, GR 

    Georgios Tziatzios practices practicing medicine in Athens, Greece. Mr. Tziatzios is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Small Bowel Bacterial Overgrowth, Indigestion, Gastrointestinal Bleeding, Endoscopy, and Colonoscopy.

    Advanced in Gastrointestinal Bleeding

    Georgia G. Diamantopoulou
    Advanced in Gastrointestinal Bleeding

    Georgia G. Diamantopoulou
    Cp 26504, 
    Patra, ESYE23, GR 

    Georgia Diamantopoulou practices practicing medicine in Patra, Greece. Ms. Diamantopoulou is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Gastrointestinal Bleeding, Cirrhosis, Hepatitis, Colonoscopy, and Endoscopy.

    Advanced in Gastrointestinal Bleeding

    Nikos Viazis
    Advanced in Gastrointestinal Bleeding

    Nikos Viazis

    GHA Evangelismos Polykliniki

    Athens, ESYE31, GR 

    Nikos Viazis practices practicing medicine in Athens, Greece. Mr. Viazis is rated as an Advanced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Colitis, Viral Gastroenteritis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding

    Jiannis Vlachogiannakos
    Experienced in Gastrointestinal Bleeding

    Jiannis Vlachogiannakos
    Athens, ESYE31, GR 

    Jiannis Vlachogiannakos practices practicing medicine in Athens, Greece. Mr. Vlachogiannakos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 4 other conditions, according to our data. His clinical expertise encompasses Cirrhosis, Hepatitis B, Hepatitis, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding

    George V. Papatheodoridis
    Experienced in Gastrointestinal Bleeding

    George V. Papatheodoridis
    Athens, ESYE31, GR 

    George Papatheodoridis practices practicing medicine in Athens, Greece. Mr. Papatheodoridis is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Hepatitis B, Hepatitis, Hepatitis C, Liver Transplant, and Tissue Biopsy.

    Experienced in Gastrointestinal Bleeding

    Nektarios I. Koufopoulos
    Experienced in Gastrointestinal Bleeding

    Nektarios I. Koufopoulos
    Athens, ESYE31, GR 

    Nektarios Koufopoulos practices practicing medicine in Athens, Greece. Mr. Koufopoulos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Breast Cancer, Adult Soft Tissue Sarcoma, Neuroepithelioma, Oophorectomy, and Hysterectomy.

    Experienced in Gastrointestinal Bleeding

    Dimitrios S. Karagiannakis
    Experienced in Gastrointestinal Bleeding

    Dimitrios S. Karagiannakis
    Athens, ESYE31, GR 

    Dimitrios Karagiannakis practices practicing medicine in Athens, Greece. Mr. Karagiannakis is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Cirrhosis, Portal Hypertension, Esophageal Varices, Ascites, and Endoscopy.

    Experienced in Gastrointestinal Bleeding

    Christos Konstantakis
    Experienced in Gastrointestinal Bleeding

    Christos Konstantakis
    Patra, ESYE23, GR 

    Christos Konstantakis practices practicing medicine in Patra, Greece. Mr. Konstantakis is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. His clinical expertise encompasses Gastrointestinal Bleeding, Meckel's Diverticulum, Choledocholithiasis, Endoscopy, and Lithotripsy.

    Experienced in Gastrointestinal Bleeding

    Panagiotis Katsinelos
    Experienced in Gastrointestinal Bleeding

    Panagiotis Katsinelos
    Thessaloniki, ESYE12, GR 

    Panagiotis Katsinelos practices practicing medicine in Thessaloniki, Greece. Mr. Katsinelos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Helicobacter Pylori Infection, Gastroesophageal Reflux Disease (GERD), Abdominal Obesity Metabolic Syndrome, Endoscopy, and Colonoscopy.

    Experienced in Gastrointestinal Bleeding

    Petros Zezos
    Experienced in Gastrointestinal Bleeding

    Petros Zezos
    Alexandroupoli, ESYE11, GR 

    Petros Zezos practices practicing medicine in Alexandroupoli, Greece. Mr. Zezos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 5 other conditions, according to our data. His clinical expertise encompasses Viral Gastroenteritis, Hemorrhagic Proctocolitis, Ulcerative Colitis, Endoscopy, and Gallbladder Removal.

    Experienced in Gastrointestinal Bleeding

    Maria Kalafateli
    Experienced in Gastrointestinal Bleeding

    Maria Kalafateli
    Patra, ESYE23, GR 

    Maria Kalafateli practices practicing medicine in Patra, Greece. Ms. Kalafateli is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Cirrhosis, Hepatitis, Ascites, Liver Transplant, and Splenectomy.

    Experienced in Gastrointestinal Bleeding

    Christos Sotiropoulos
    Experienced in Gastrointestinal Bleeding

    Christos Sotiropoulos
    Patra, ESYE23, GR 

    Christos Sotiropoulos practices practicing medicine in Patra, Greece. Mr. Sotiropoulos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. His clinical expertise encompasses Acute Febrile Neutrophilic Dermatosis, Gastrointestinal Bleeding, Meckel's Diverticulum, Lymphocytic Colitis, and Endoscopy.

    Experienced in Gastrointestinal Bleeding

    Dimitrios Schizas
    Experienced in Gastrointestinal Bleeding

    Dimitrios Schizas
    114 Vas. Sofias Ave. 11527, 
    Athens, ESYE31, GR 

    Dimitrios Schizas practices practicing medicine in Athens, Greece. Mr. Schizas is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 22 other conditions, according to our data. His clinical expertise encompasses Esophageal Cancer, Hernia, Meckel's Diverticulum, Endoscopy, and Gastrectomy.

    Experienced in Gastrointestinal Bleeding

    Georgios J. Theocharis
    Experienced in Gastrointestinal Bleeding

    Georgios J. Theocharis
    Patra, ESYE23, GR 

    Georgios Theocharis practices practicing medicine in Patra, Greece. Mr. Theocharis is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. His clinical expertise encompasses Viral Gastroenteritis, Gastrointestinal Bleeding, Colitis, Hemorrhagic Proctocolitis, and Endoscopy.

    Experienced in Gastrointestinal Bleeding

    George D. Dimitriadis
    Experienced in Gastrointestinal Bleeding

    George D. Dimitriadis
    Athens, ESYE31, GR 

    George Dimitriadis practices practicing medicine in Athens, Greece. Mr. Dimitriadis is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Small Bowel Bacterial Overgrowth, Colonoscopy, and Endoscopy.

    Experienced in Gastrointestinal Bleeding

    Spyridon Michopoulos
    Experienced in Gastrointestinal Bleeding

    Spyridon Michopoulos
    Athens, ESYE31, GR 

    Spyridon Michopoulos practices practicing medicine in Athens, Greece. Mr. Michopoulos is rated as an Experienced expert by MediFind in the treatment of Gastrointestinal Bleeding. He is also highly rated in 6 other conditions, according to our data. His clinical expertise encompasses Angiodysplasia of the Colon, Viral Gastroenteritis, Colitis, Colonoscopy, and Endoscopy.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 109

    Last Updated: 04/28/2026

    What is the definition of Gastrointestinal Bleeding?

    Gastrointestinal (GI) bleeding refers to any bleeding that starts in the GI tract.

    Bleeding may come from any site along the GI tract, but is often divided into:

    • Upper GI bleeding: The upper GI tract includes the esophagus (the tube from the mouth to the stomach), stomach, and first part of the small intestine (duodenum).
    • Lower GI bleeding: The lower GI tract includes most of the small intestine, and the entire large intestine, rectum, and anus.

    When should I see a Gastrointestinal Bleeding doctor in Greece?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a Gastrointestinal Bleeding doctor in Greece?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best Gastrointestinal Bleeding doctor in Greece?

    You can find a Gastrointestinal Bleeding doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Gastrointestinal Bleeding doctors in Greece?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Gastrointestinal Bleeding doctors in Greece?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a Gastrointestinal Bleeding doctor in Greece?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Gastrointestinal Bleeding doctor search results page. 

    Why is it important to get a second opinion from a different Gastrointestinal Bleeding doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a Gastrointestinal Bleeding doctor in Greece?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Gastrointestinal Bleeding doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Gastrointestinal Bleeding doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Gastrointestinal Bleeding doctors in Greece?

    Look for the filter feature on the left side of the Gastrointestinal Bleeding doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a Gastrointestinal Bleeding doctor that offers video calls?

    Look for the filter feature on the left-side of the Gastrointestinal Bleeding doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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