Highlights
Age Groups Seen
- Adult
Languages
- English
Gender
MaleAbout Demitrios Dedousis
Title
Associate Staff Physician
Biography
I am a genitourinary oncologist and cancer geneticist associate staff physician passionate about elucidating the genetic underpinnings of malignancy in order to improve oncologic risk stratification, screening, diagnosis and treatment. My ultimate goal is to improve the care and lives of those with hereditary predispositions to cancer as a clinical investigator.
Cornell University, Ithaca, NY
BS, Biological Sciences with concentration in genetics, 05/2014
State University of New York Downstate College of Medicine, Brooklyn, NY
MD, 05/2018
Case Western Reserve University School of Medicine/ University Hospitals Cleveland Medical Center, Cleveland, OH
Combined Internal Medicine and Genetics
Intern, 06/2019
Resident, 06/2021
Chief Resident, 06/2022
Fox Chase Cancer Center/Temple University Hospitals, Philadelphia, PA
Hematology Oncology Fellow, 06/2025
Locations
- C Building - W.O. Walker Center
- 10524 Euclid Avenue, Cleveland, OH 44106
- Get Directions
- CA Building - Taussig Cancer Center
- 10201 Carnegie Avenue, Cleveland, OH 44106
- Get Directions
Education & Board Certifications
Education
- Fellowship: Fox Chase Cancer Center, 2025
- Residency: Case Western Reserve Univeristy/University Hospitals Cleveland Medical Center , 2022
- Medical Education: SUNY Downstate Health Sciences University, 2018
- Undergraduate: Cornell University, 2014
Board Certifications
- Hematology: American Board of Internal Medicine, 2025
- Genetics: American Board of Medical Genetics and Genomics, 2025
- Medical Oncology: American Board of Internal Medicine, 2024
- Internal Medicine: American Board of Internal Medicine, 2022
Professional Highlights
American Board of Internal Medicine:
Internal Medicine, 2022
Medical Oncology, 2024
Hematology, 2025
American Board of Medical Genetics and Genomics:
Clinical Genetics and Genomics, 2025
Additional Training
Fellowship in the ACMG Summer Genetics Scholars Program
Saint Peter’s University Hospital, 05/2015
State University of New York Downstate College of Medicine:
Medical Education Pathway, 05/2018
Fox Chase Cancer Center
Hearst Foundation Clinical Cancer Genetics Fellowship, 06/2025
City of Hope
Intensive Course in Genomic Cancer Risk Assessment, 03/2025
Awards
Cornell University
Magna Cum Laude, 05/2014
Distinction in Research, 05/2014
State University of New York Downstate College of Medicine
Distinction in Research, 05/2018
Global Health Elective Travel Award, St. John’s Medical College in Bangalore, India, 5/2018
Lewis Katz School of Medicine at Temple University
Sol Sherry Award for Excellence in Research, 06/2024
American Society of Clinical Oncology
Conquer Cancer Merit Award, 06/2025
Professional Memberships
American College of Medical Genetics
Member, 2016 – Present
American Medical Association
Member, 2016–Present
American Society of Clinical Oncology
Member, 2019–Present
American Society of Hematology
Member, 2019–Present
Collaborative Group of the Americas on Inherited Gastrointestinal Cancer
Member, 2024–Present
Research & Publications
See publications for this provider. (Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)
Industry Relationships
Cleveland Clinic physicians and scientists collaborate with industry to advance medical breakthroughs. These partnerships help commercialize discoveries for public benefit while maintaining scientific integrity. To ensure transparency and minimize potential bias, Cleveland Clinic reviews these relationships and publicly discloses when physicians/scientists receive significant compensation for consulting, serve in fiduciary roles, receive royalties, or hold equity interests related to their work. We manage potential conflicts through approval processes, annual reporting, and targeted management plans.
As of 2026-03-31, Dr. Dedousis has reported no financial relationship with industry that is applicable to this listing.
In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.
Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.
* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.
Insurances Accepted
Ratings & Reviews
4.9 out of 5
42 ratings, 4 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 3/5/2026
Dr. Dedousis consistently provides exceptional, patient-centered care. He is attentive, well-prepared, and thoroughly knowledgeable about my medical history at every visit. He takes the time to truly listen, ensuring my concerns are fully heard and understood. Most importantly, he carefully explains every aspect of my care plan and treatment decisions, making sure I feel informed, confident, and involved in my healthcare. His professionalism and dedication to his patients are deeply appreciated.
- 5 out of 5 starsReviewed on 1/14/2026
Dr. D was very informative. He was through with my medical record. I was impressed even more than I expected to be.
- 5 out of 5 starsReviewed on 12/18/2025
Dr Dedidous was extremely informative and great with recommendations as for care
- 5 out of 5 starsReviewed on 12/5/2025
Dr D. Explained options in understandable terms, he was very thorough, and very respectful.