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Department Cardiovascular Medicine
Primary Location Cleveland Clinic Main Campus
Type of Doctor Adults Only
Languages English, German
Surgeon No
Cleveland Clinic Main Campus
Primary Location

Cleveland Clinic Main Campus

Specialties & Treatments

Treatment & Services

  • Cardiac Critical Care
  • Cardiac Intensive Care
  • Cardiovascular Disease Risk Prevention
  • Cardiovascular Medicine
  • Cardiovascular Medicine Department
  • Cholesterol Management
  • Clinical Cardiology Section
  • Consultation/Treatment Planning
  • Continuous Glucose Monitoring
  • Contrast Echocardiography
  • Coronary Artery Calcium Score
  • Coronary Heart Disease Prevention
  • Coronary Intensive Care
  • C-Reactive Protein Testing
  • Diabetes Care and Treatment
  • Diabetes Center
  • Dietary Counseling
  • Dobutamine Stress Echo Test
  • Doppler Echocardiography
  • Dysmetabolic Syndrome Gerontology
  • Echocardiography
  • Electrocardiogram (EKG or ECG)
  • Endocrine Treatment
  • Endocrinology
  • Exercise and Cardiovascular Disease
  • Exercise Counseling
  • Exercise Stress Echo Test
  • General Cardiology Consult
  • General Endocrinology
  • Heart Imaging
  • Insulin Pumps
  • Laboratory Tests
  • Lipid-Lowering Therapy
  • Noninvasive Diagnostic Testing
  • Noninvasive Testing for Vascular Disease
  • Nuclear Cardiology
  • Oral Glucose Tolerance Test
  • Perioperative Cardiac Management
  • Perioperative Echocardiography
  • Preventive Cardiology
  • Preventive Cardiology and Rehabilitation Section
  • Preventive Cardiology Section
  • Preventive Care
  • Preventive Health
  • Transesophageal Echocardiogram (TEE)
  • Transthoracic Echocardiogram (TTE)
  • Weight Loss Medications/Drugs
  • Weight Management
View all 48 Treatment & Services +

Specialty in Diseases & Conditions

  • Cardiac Disease
  • Coronary Artery Disease
View all 2 Specialties +


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About Dennis Bruemmer, MD, PhD

Dennis C.  Bruemmer, MD, PhD, is a Staff Cardiologist and the Director of the Center for Cardiometabolic Health in the Section of Preventive Cardiology and Rehabilitation in the Robert and Suzanne Tomsich Department of Cardiovascular Medicine of the Sydell and Arnold Miller Family Heart, Vascular & Thoracic Institute. He is a Professor of Medicine at Cleveland Clinic Lerner School of Medicine Case Western Reserve Medical School. 

Dr. Bruemmer specializes in Preventive Cardiology, particularly in the comprehensive management of cardiovascular risk and metabolic control of patients with diabetes. Dr. Bruemmer further has special interest in cardiac intensive care and echocardiography. Dr. Bruemmer is board-certified in Internal Medicine, Endocrinology, Cardiovascular Disease, and Echocardiography.

Specialty Interests: General cardiology, preventive cardiology, diabetes management in cardiac (heart) patients, cardiac intensive care, echocardiography

Experience: The Section of Preventive Cardiology and Rehabilitation at Cleveland Clinic provides patients with comprehensive assessment to identify and manage their traditional and emerging, nontraditional cardiovascular risk factors. In 2018 the section recorded more than 11,000 outpatient visits. Dr. Bruemmer has more than 20 years’ experience in general and preventive cardiology, including managing cardiovascular risk factors in patients with diabetes.

Education: Dr. Bruemmer earned his MD/PhD degrees from the University of Hamburg, Hamburg, Germany. Following residency training in internal medicine and cardiology at the Robert Virchow Hospital/German Heart Institute and Charité Hospital, Humboldt University, Berlin, Germany, Dr. Bruemmer completed a two-year research fellowship as the Gonda (Goldschmied) Diabetes Center Fellow in the Department of Endocrinology at the University of California, Los Angeles. After completion of this research fellowship, Dr. Bruemmer joined the faculty at UCLA as Assistant Professor.

In 2004, he was recruited to the University of Kentucky, Lexington, KY where he completed additional clinical subspecialty fellowship training in Endocrinology in 2009 and in Cardiovascular Medicine in 2015. Since 2004, Dr. Bruemmer had been a faculty member and a clinician-investigator at the University of Kentucky. In 2009, he was promoted to Associate Professor and became the Associate Director of the Saha Cardiovascular Research Center. Prior to joining the Cleveland Clinic medical staff in 2019, Dr. Bruemmer was an Associate Professor at the University of Pittsburgh and a staff Cardiologist at the UPMC Heart, Vascular & Thoracic Institute and the VA Pittsburgh Healthcare System.

Research, Publications and Speaking: Dr. Bruemmer’s research is focused on mechanisms of atherosclerosis and risk factor intervention for the prevention of coronary artery disease. Dr. Bruemmer has received grant awards from the National Institute of Health, the U.S. Department of Veterans Affairs, the American Heart Association, and the American Diabetes Association. He has coauthored nearly 200 manuscripts, review articles, and abstracts, which have been published in leading medical journals and cited over 5000 times. Dr. Bruemmer frequently is an invited speaker at national and international medical meetings. He serves on various national and international review committees and as reviewer for leading manuscripts, including Science, Cell, Proceedings of the National Academy of Sciences, Circulation, Hypertension, Diabetes and others.
About Dr. Bruemmer: “I consider working in health care a privilege. Being a physician is much more than understanding the mechanisms of disease and its treatment. It was my desire to help and provide hope for those who suffer and compassion for what their families experience that led me to become a physician. I embrace listening to my patient’s concerns, being entrusted with their symptoms and relieving their anxiety when they enter the hospital. I have tremendous empathy for their journey, one which I am dedicated to take alongside them.”
Leisure Activities: In his free time, Dr. Bruemmer enjoys spending time with his family, biking, hiking and skiing.

Education & Professional Highlights

Education & Professional Highlights


Education & Fellowships

Fellowship - University of Kentucky Chandler Medical Center
Cardiovascular Disease
Lexington, KY USA

Fellowship - University of Kentucky Chandler Medical Center
Endocrinology, Diabetes and Metabolism
Lexington, KY USA

Fellowship - University of California Los Angeles
Postdoctoral Research Molecular Biology
Los Angeles, CA USA

Residency - Humboldt University Berlin, Charité/Robert Virchow Hospital/German Heart Institu
Internal Medicine

Medical Education - University of Hamburg, Germany
Hamburg, Germany


  • Internal Medicine - Endocrinology, Diabetes and Metabolism
  • Internal Medicine - Cardiovascular Disease
  • Adult Comprehensive Echocardiography
  • Internal Medicine

Specialty Interests

General cardiology, preventive cardiology, diabetes management in cardiac (heart) patients, cardiac intensive care, echocardiography

Awards & Honors

  • 2017  Heart and Vascular Institute/Vascular Medicine Institute Innovator Award, University of Pittsburgh
  • 2014 Henry I. Russek Award, American College of Cardiology
  • 2014 Investigator Award, American College of Cardiology
  • 2009 Novo Nordisk Scholarship Award, American Association of Clinical Endocrinology
  • 2008 Career Development Award, American Diabetes Association
  • 2004 ATVB Merit Award for Young Investigators, American Heart Association
  • 2004 Young Scholar Award, American Society of Hypertension
  • 2004 Irvine H. Page Young Investigator Research Award, American Heart Association
  • 2004 National Scientist Development Award, American Heart Association
  • 2003 Young Investigator Award, The Endocrine Society
  • 2003 Young Investigator Award Basic Science (1. Prize), European Society of Cardiology
  • 2002 New Investigator Award, High Blood Pressure Council, American Heart Association
  • 2001 Cardiovascular Young Investigator Award, AstraZeneca
Research & Publications

Research & Publications

See publications for Dennis Bruemmer, MD, PhD.

(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

Industry Relationships

Cleveland Clinic physicians and scientists may collaborate with the pharmaceutical or medical device industries to help develop medical breakthroughs or provide medical expertise or education. Cleveland Clinic strives to make scientific advances that will benefit patient care and support outside relationships that promise public benefit. In order for the discoveries of Cleveland Clinic physicians' and scientists' laboratories and investigations to benefit the public, these discoveries must be commercialized in partnership with industry. As experts in their fields, Cleveland Clinic physicians and scientists are often sought after by industry to consult, provide expertise and education.

To assure professional and commercial integrity in such matters, Cleveland Clinic maintains a program that reviews these collaborations and, when appropriate, puts measures in place to minimize bias that may result from ties to industry. Cleveland Clinic publicly discloses the names of companies when (i) its physicians/scientists receive $5,000 or more per year (or, in rare cases, equity or stock options) for speaking and consulting, (ii) its physicians/scientists serve as a fiduciary, (iii) its physicians/scientists receive or have the right to receive royalties or (iv) its physicians/ scientists hold any equity interest for the physician's/scientist's role as inventor, discoverer, developer, founder or consultant.* In publicly disclosing this information, Cleveland Clinic tries to provide information as accurately as possible about its physicians' and scientists' connections with industry.

As of 4/3/2024, Dr. Bruemmer has reported the financial relationships with the companies listed below. 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.

Consulting and/or Speaking. Dr. Bruemmer receives fees of $5,000 or more per year (or, in rare cases, equity or stock options) as a paid consultant, speaker or as a member of an advisory committee for the following companies:

  • Bayer Healthcare Pharmaceuticals, Inc.
  • Esperion Therapeutics, Inc.

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.

Patient Satisfaction Reviews

274 Patient Satisfaction Reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Cleveland Clinic.

Overall Star Ratings
4.9 out of 5
Explains 4.9
Listens 4.8
Courtesy, Respect & Concern 4.9
Patient Rating of Doctor 4.9

41 Patient Comments

Reviewed on May 2, 2024

Dr. Dennis was very professional

Reviewed on Apr 26, 2024

Dr. Breummer is an outstanding physician. He has a perfect balance of an objective, medical perspective and kind, calming care. I left feeling that I had been heard and cared for.

Reviewed on Apr 12, 2024

After introducing myself to Dr. Brummell via email, he contacted me shortly there, after to schedule an appointment in a very timely manner. He sensed my anxiety and went above and beyond.

Reviewed on Apr 5, 2024

I was very impressed with Dr. Breummer. He thoroughly went over my medical records and explained what needs to be done regarding my care. He explained the treatment plan in a way that was understandable. I left feeling confident that my treatment will be successful.

Reviewed on Mar 26, 2024

I highly recommend Dr Breummer as a Knowledgeable, Thorough, and Caring Cardiologist, the Best Cardiologist I've encountered. The Best in my opinion.

Reviewed on Mar 15, 2024

Doctor took his time. Genuinely cared for me and my health. Did not feel rushed. Felt cared for as me not just another patient.

Reviewed on Mar 15, 2024

This doctor didn't take into consideration all health issues I have. Only focused on one. Did not take much time to discuss issues.

Reviewed on Mar 14, 2024

The doctor was very well versed and prepared. Before he entered the room, he knew my issues, medical history, and was very professional and competent!

Reviewed on Mar 14, 2024

Dr. Bruemmer is an excellent physician! I was nervous and he immediately put me at ease. He answered all of my questions and assisted me with my prescriptions. I left feeling like I just received excellent health care! I would highly recommend Dr. Bruemmer to anyone needing to see a cardiologist.

Reviewed on Mar 7, 2024

Dr Bruemmer was excellent, took time to explain things, some case multiple time, very patient

Reviewed on Mar 7, 2024

The doctor is an excellent care provider.

Reviewed on Mar 1, 2024

I have recommended my girlfriend to Dr. Bruemmer.

Reviewed on Feb 29, 2024

I would highly recommend Dr Bruemmer

Reviewed on Feb 27, 2024

Dr. Bruemmer was very nice, knowledgeable and thorough. When I left I felt much better about my condition and felt my concerns were addressed with a concrete plan moving forward. I am very happy with this doctor.

Reviewed on Feb 16, 2024

Dr. Bruemmer is king.

Reviewed on Feb 14, 2024

Good experience, very good doctor

Reviewed on Jan 2, 2024

Enjoy this provider

Reviewed on Nov 24, 2023

Dr. Bruemmer is an excellent physician. He listened to me and then asked if I had any questions not once but twice. He was wonderful!

Reviewed on Oct 24, 2023

Dr. Bruemmer has helped me improve my health substantially. He is a wonderful doctor.

Reviewed on Oct 24, 2023

Dr. Bruemmer is very thorough and professional!

Reviewed on Oct 24, 2023

I went into the visit with significant apprehension concerning my current health issue. Dr. Bruemmer went far and above what I expected in addressing my concerns and relieving them. His citation of appropriate and current medical literature was explained in understandable detail and helped calm my fears. He is an excellent, caring ang intelligent physician whom I would recommend to anyone who asked. I left the visit very reassured and satisfied.

Reviewed on Oct 6, 2023

Hope is as strong as penicillin. Each time I speak with Dr. Bruemmer he imparts hope as well as expert medical care. He answers my questions, and, using lab work and clear language, explains to me where I have improved and where I need to continue working. After speaking with him, I feel empowered to follow my treatment plan and I have a direction for my efforts. What a superb professional and human.

Reviewed on Oct 5, 2023

Excellent doctor very caring and professional.

Reviewed on Sep 28, 2023

Dr Bruemmer is great! He always takes his time and never seems rushed like most doctors! I've enjoyed every visit I've had with him!

Reviewed on Sep 28, 2023

Doctor is a great provider exceling in patient care and providing positive advice and concern at all appointments

Reviewed on Sep 22, 2023

Dr. Bruemmer ended up calling me when zoom did not work for him It was fine

Reviewed on Sep 21, 2023

Dr. Bruemmer was the most caring and thorough physician that I have seen.

Reviewed on Sep 14, 2023

Dr Bruemmer was outstanding. He quickly ascessed my problem and quickly obtained an installation a pacemaker for me.The whole experience at Cleveland Clinic was outstanding.

Reviewed on Sep 11, 2023

Dr Bruemmer did an excellent job, and I admired his very detailed attention to his patients.

Reviewed on Aug 28, 2023

Dr. May's is incredibly personable! She seemed to be in a fantastic mood and very interested in any information that I wanted share. I enjoyed her enthusiasm as it was contagious!

Reviewed on Aug 17, 2023

The doctor seem very concerned about me. He took the time to explain a new insulin that he wanted me to try.

Reviewed on Aug 15, 2023

Dr Bruener is a thoughtful and caring doctor. Explains everything you need to know about your condition. On top of everything your condition needs

Reviewed on Aug 10, 2023

Dr. Brummer is a knowledgeable individual who also demonstrates levels of genuine concern during in-person or video appointments.

Reviewed on Jul 28, 2023

Dr Bruemmer was very attentive to my concerns and addressed them in a warm and professional manner. I am very pleased that he was able to put my concerns at ease and hope to continue to engage with him in the future for preventative cardiology consultation

Reviewed on Jul 14, 2023

Dr.Bruemmer was excellent.I was able to get the necessary tests to put my mind at ease about my family history of heart disease.

Reviewed on Jul 13, 2023

Excellent communication by Dr.

Reviewed on Jul 11, 2023

Dr. Bruemmer Is terrific, explains everything, details of what to do and about progress. Always asks What else can he do for me and any questions. Very helpful with my treatment. GREAT DOCTOR and patient concern.

Reviewed on Jun 13, 2023

Dr Bruenner was excellent in his consideration of my issues and thoughtful throughout my visit/consultation .

Reviewed on Jun 6, 2023

Doctor was very helpful, friendly, great listener & answered all questions. He ask several time if I had other questions.

Reviewed on Jun 2, 2023

Excellent Doctor! I'll recommend him to all the people that needs heart care!

Reviewed on May 12, 2023

Dr. Bruemmer is Great. Makes the patient comfortable, explains the medical tests advised, Makes the diagnosis, provides the treatment and no unnecessary appts. His five star ratings are deserved

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