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

Cleveland Clinic Main Campus

Specialties & Treatments

Treatment & Services

  • Atrial Fibrillation Center
  • Biventricular Pacemaker
  • Cardiac Electrophysiology & Pacing Section
  • Cardiovascular Medicine Department
  • Cardioversion
  • Catheter Ablation
  • Clinical Trials
  • Implantable Cardioverter Defibrillator
  • Lead Extraction (ICD, Pacemaker)
  • Lifevest
  • Pacemaker Implant
  • Pulmonary Vein Ablation Procedure
View all 12 Treatment & Services +

Specialty in Diseases & Conditions

  • Abnormal Heart Beats - Women
  • Abnormal Heart Rhythms
  • Arrhythmogenic Right Ventricular Dysplasia
  • Atrial Fibrillation
  • Atrial Flutter
  • Bradyarrhythmias
  • Cardiac Implantable Electronic Device Infection
  • Heart Palpitations
  • Long QT Syndrome (LQTS)
  • Sudden Cardiac Death (Sudden Cardiac Arrest)
  • Supraventricular Tachycardia
  • Syncope
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Wolff-Parkinson-White Syndrome (WPW)
View all 15 Specialties +


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About Mark Niebauer, MD

Mark Niebauer, MD is a staff cardiologist in the Robert and Suzanne Tomsich Department of Cardiovascular Medicine, Section of Cardiac Electrophysiology and Pacing at the Cleveland Clinic. Dr. Niebauer has a special interest in cardiac defibrillation, cardioversion and catheter cryoablation.  He currently sees patients with ventricular and supraventricular tachycardia, including atrial fibrillation and flutter as well as Wolff-Parkinson-White syndrome. 

Dr. Niebauer earned a BS in Chemistry from Ball State University, Muncie, Ind., and a Master's in Biology followed by a PhD in Physiology from Purdue University. His PhD research was on cardiac defibrillation.  After receiving his PhD, he was a research fellow with the American Heart Association and the National Institutes of Health at the University of Nebraska before entering medical school at Creighton University, Omaha.

Dr. Niebauer received his medical degree in 1988 and went on to serve his residency in internal medicine at the University of Michigan followed by fellowships in cardiovascular medicine and cardiac electrophysiology at that institution. He originally joined the Cleveland Clinic staff in 1995 and left the Clinic in 2002 for the University of Nebraska Medical Center where he was Director of Cardiac Electrophysiology and an Associate Professor of Medicine from 2002-2008.  He returned to the Cleveland Clinic in 2008.

A fellow of the American College of Cardiology since 1997, Dr. Niebauer is also a fellow of the Heart Rhythm Society, a member of the Cardiac Electrophysiology Society and the American Heart Association Clinical Cardiology Scientific Council.  In addition, he serves as a data safety board member for Ablation Frontiers, Inc.

Dr. Niebauer is board-certified in Cardiovascular Disease and Clinical Cardiac Electrophysiology. He has authored over one hundred papers and abstracts in leading scientific journals and speaks at national and international conferences related to cardiac electrophysiology and defibrillation.
Education & Professional Highlights

Education & Professional Highlights


Education & Fellowships

Fellowship - University of Michigan Health System
Ann Arbor, MI USA

Fellowship - University of Michigan Health System
Ann Arbor, MI USA

Residency - University of Michigan Health System
Internal Medicine
Ann Arbor, MI USA

Medical Education - Creighton University School of Medicine
Omaha, NE USA

Medical Education - Purdue University
West Lafayette, IN USA

Graduate School - Purdue University
West Lafayette, IN USA

Undergraduate - Ball State University
Muncie, IN USA


  • Internal Medicine - Cardiovascular Disease
  • Internal Medicine - Clinical Cardiac Electrophysiology

Specialty Interests

Abnormal Heart Rhythms, Long QT Syndrome, Atrial Fibrillation, Supraventricular Tachycardia, Wolff-Parkinson-White syndrome, Ventricular Tachycardia, Biventricular Pacemaker and ICD, Catheter Ablation, Implantable Cardioverter Defibrillator, Pacemaker Implant, Pulmonary Vein Isolation using Cryoablation, His bundle pacing

Research & Publications

Research & Publications

See publications for Mark Niebauer, MD.

(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 3/9/2020, Dr. Niebauer 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.

Patient Satisfaction Reviews

203 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
4.8 out of 5
Explains 4.8
Listens 4.5
Courtesy, Respect & Concern 4.8
Patient Rating of Doctor 4.8

26 Patient Comments

Reviewed on Feb 11, 2020

It took close to two months to get an appointment with an AFIB specialist. Now that I've seen Dr. Niebauer, it was well worth the wait.

Reviewed on Feb 11, 2020

The wait to get an appointment was close to two months. The care was great. I'm glad I waited, rather than go to another provider.

Reviewed on Jan 17, 2020

Dr. Niebauer is the best!

Reviewed on Jan 14, 2020

Sometimes the patient-doctor in-house e-mail system did not work.

Reviewed on Dec 10, 2019

Dr was very straightforward with answers needed

Reviewed on Oct 29, 2019

good experience. I had 3 tests done & 2 Dr. appointments. this was all completed in a very timely manner. it all flowed very well

Reviewed on Oct 23, 2019

My appointment was fast tracked to accommodate a planned surgery. The surgery would not have been possible without Dr. Niebauer's flexibility. I am very much indebted to him and his staff.

Reviewed on Oct 23, 2019

Dr. Niebauer gave me the level of technical detail I needed to answer all my questions. He was very reassuring.

Reviewed on Oct 22, 2019

I am extremely happy with the care I got from Dr. Neibauer. He analyzed my situation, gave me expert advice, performed several procedures, prescribed medicines as appropriate, suggested an excellent local doctor to monitor me, and generally equipped me to deal with my heart problems. He is an extraordinary doctor. I have already recommended him to others.

Reviewed on Oct 22, 2019

Dr. Niebauer really seemed to take all the time I needed. He answered every question quite thoroughly and asked if I had any more.

Reviewed on Sep 19, 2019

Very competent, polite, a real role model of what a Physician should be!

Reviewed on Sep 12, 2019

I have recommended Cleveland Clinic to several people. My overall experience was a good one, and I have great confidence in Dr. Niebauer.

Reviewed on Sep 10, 2019

Dr. Niebauer is the best.

Reviewed on Jul 30, 2019

Good experience with both CC and the doctor

Reviewed on Jul 30, 2019

I had a very good experience there at Cleveland Clinic and the doctor was courteous and professional

Reviewed on Jul 9, 2019

Dr. Niebauer is one of the best doctors I have met at Cleveland Clinic. He addressed my needs and did everything he could to try and figure out my problem. Dr. Niebauer was patient with me and he showed compassion each visit. I would like to thank this provider and all of his staff for their dedication to providing excellent patient care.

Reviewed on Jun 28, 2019

Dr. Niebauer is always happy to explain things as often as I need. He is calm and reassuring.

Reviewed on Jun 4, 2019

I certainly respect this doctors knowledge and care

Reviewed on May 30, 2019

doctor told me options - but left all decision making to me!!! that's not why I traveled 2000 miles!!!

Reviewed on Apr 29, 2019

Dr Niebauer gave me my life back at my last ablation. this time he was worried and wanted to rule out all underlying issues and got me into gastro and really seemed to care. because of his treatment I plan to come to Cleveland for all items because i trust the care given

Reviewed on Apr 29, 2019

there was an hour wait for appointment based on room availability. nurse was very apologetic and explained. I was not upset and understood. I'd wait 2 hours to see Dr Niebauer

Reviewed on Apr 29, 2019

Had a very good day.. Mark is a very helpful doctor..I have been dealing with afib problems since's in Toledo changed my aortic valve and they did a very good job at that but seems like they just can't get the afib or PVC under control that's why I come to the Cleveland clinic. that was the first time I seen mark he took the time to listen to me and let me explain what was going on and he is doing surgery July 3rd or June 3rd and said that he would be able to take care of it he had a very positive attitude about he was sure that he could do that very intelligent man..Thank you And see mark and his team on June 3rd.

Reviewed on Apr 29, 2019

Dr.niebauer said he would be more than happy to take care of my heart,and the problems I am having..

Reviewed on Apr 23, 2019

Always pleased with the care Dr. Niebauer provides.

Reviewed on Apr 2, 2019

Dr. Niebauer was very informative, professional and knowledgeable.

Reviewed on Mar 19, 2019

Dr. Niebauer was excellent. He is giving me the kind of care I was looking for - try available options before jumping to the last resort.

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