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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

  • Aorta Center
  • Cardiac Oncology
  • Cardio-Oncology Center
  • Cardiovascular Imaging
  • Cardiovascular Imaging Section
  • Cardiovascular Medicine
  • Cardiovascular Medicine Department
  • Heart Imaging
  • Hypertrophic Cardiomyopathy Center
  • Lesbian Gay Bisexual and Transgender( LGBT Health)
  • Pericardial Diseases Center
View all 11 Treatment & Services +

Specialty in Diseases & Conditions

  • Abnormal Ejection Fraction
  • Amyloidosis
  • Anthracycline Cardiomyopathy
  • Aorta Disease
  • Aortic Aneurysms
  • Aortic Stenosis
  • Aortic Valve Regurgitation
  • Cancer and the Heart
  • Cancer Heart Disease
  • Cardiac Disease
  • Cardiac Tumors
  • Cardiomyopathy
  • Cardiomyopathy Secondary to Chemotherapy
  • Cardiovascular Disease in Lymphoma
  • Cardiovascular Effects of Breast Cancer Treatment
  • Cardiovascular Effects of Radiation Therapy
  • Cardiovascular Survaillance of Cancer Survivorship
  • Checkpoint Inhibitors and Cardiovascular Disease
  • Chemotherapy Induced Cardiomyopathy
  • Enlarged Heart
  • Heart Disease
  • Heart Murmur
  • Heart Related Illnesses
  • Heart Valve Disease
  • Heart Valve Infections
  • Hodgkins Disease Cardiovascular Effects
  • Hypertensive Heart Disease in Cancer Patients
  • Hypertrophic Cardiomyopathy
  • Mitral Valve Prolapse
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Myomas
  • Pericardial Disease
  • Pericarditis
  • Radiation Heart Disease
  • Radiation Induced Cardiomyopathy
  • Rheumatic Fever
  • Rheumatic Heart Disease
  • Rheumatoid Arthritis and Heart Disease
  • Thoracic Aorta Disease
  • Thoracic Aortic Aneurysm
  • Tricuspid Valve Disease
  • Tyrosine Kinase Inhibitors Cardiac Effects
View all 43 Specialties +


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About Patrick Collier, MD, PhD

Patrick Collier, MD, PhD, FASE, FESC, FACC is a cardiologist in the Section of Cardiovascular Imaging in the Robert and Suzanne Tomsich Department of Cardiovascular Medicine, in the Sydell and Arnold Miller Family Heart, Vascular & Thoracic Institute at Cleveland Clinic. He is Co-Director of the Cardio-Oncology Center, Associate Director of the Echo Lab and is Associate Professor at Cleveland Clinic Lerner College of Medicine of Case Western Reserve University.

Specialty Interests: Cancer-related heart disease (cardio-oncology), Multi-modality cardiovascular imaging, Echocardiography, Trans-esophageal echocardiography, Structural heart disease including heart valve disease, thoracic aortic disease, endocarditis, pericardial disease, hypertrophic cardiomyopathy, aortic disease, amyloidosis

Number of Procedures Performed: Each year, Dr. Collier reads over 4,000 echocardiogram (echo) studies, including transthoracic echo, transesophageal echo (TEE), dobutamine stress echo, exercise stress echo, specific left ventricular assist device and pacemaker studies. He also participates in echo-guided interventional procedures (Pericardiocentesis, TAVR, E-Clip, Balloon Valvuloplasty, Alcohol Septal Ablation, Left Atrial Appendage Closure Devices) and operating room consultations (including epicardial echo).

Success Rates: Cleveland Clinic has been ranked the #1 hospital for cardiology and heart surgery by U.S. News & World Report since 1994. Success rates for specific procedures are available at:

Education and Training: Dr. Collier was the top overall undergraduate in his final medicine class at National University of Ireland in Cork. He completed his internship and residencies in medicine and surgery at Cork University & Mid-Western Regional Hospitals. Dr. Collier was a cardiology fellow in the National Cardiology Training Program and earned his PhD at University College Dublin, completing a Clinician Scientist fellowship involving translational medical research in the area of cardiac fibrosis (heart scarring). He completed an additional fellowship in multi-modality cardiovascular imaging at Cleveland Clinic, and was appointed to Cleveland Clinic professional staff in 2013.  He obtained ABIM Board Certification in Internal Medicine (via the Faculty Pathway) in 2017.  He obtained ABIM Board Certification in Cardiovascular Medicine (via the Faculty Pathway) in 2018.

Research, Publications and Speaking: Dr. Collier is heavily involved in research, including his roles as Physician Reviewer for the C5 Imaging Core Lab (Juventas JTCS-004 Trial Study; St. Jude Lifetime Cohort Study Echocardiographic Detection of Treatment-related Cardiac Dysfunction in Adult Survivors of Childhood Cancer), and Clinical Adjudicator for the Sapien 3 Partner II Trial. His research interests include cancer therapy-related heart disease and the use of multi-modality cardiovascular imaging in many forms of structural heart disease. He is collaborating with a group of physicians and scientists to better understand the pathophysiology of these disorders.

Dr. Collier is widely published in leading medical journals, including the Journal of the American College of Cardiology and Circulation. He has written many book chapters related to valve disease.  He is Section Editor Cardio-Oncology for the Journal of the American College of Cardiology. In 2019, he was invited to serve as a member of the SWOG Cardio-toxicity Advisory Panel and to serve as Liaison on the American Heart Association Molecular Determinants of Cardiovascular Health Committee 2019-2021. He also serves as a reviewer for the Journal of the American College of Cardiology, Circulation, European Journal of Heart Failure, Heart (BMJ Group), Journal of Cardiovascular CT and Journal of the American Society of Echocardiography.

He has given numerous presentations at professional meetings and symposiums, including the Keystone Symposium.

About Dr. Collier: “I enjoy working as a doctor because it is a true privilege and honor to be able to help other people. Cardiovascular imaging is a particularly fascinating area to work in, as current technology often provides incredible images that can clearly show the inner workings of the heart and blood vessels to help guide appropriate treatments for patients.”

Leisure time activities: Dr Collier enjoys spending as much time as possible with family. His hobbies include music and sports, in particular golf and soccer. He is a former South of Ireland golf champion.

Education & Professional Highlights

Education & Professional Highlights


Education & Fellowships

Fellowship - Cleveland Clinic
Advanced Cardiac Imaging
Cleveland, OH USA

Fellowship - Royal College of Physicians of Ireland


Medical Education - University College Dublin (National University of Ireland)

Residency - Cork University Hospital
Cardiology/General Internal Medicine

Medical Education - National University of Ireland, University College Cork

Additional Training

  • Society for Cardiovascular Magnetic Resonance - Level III competence CMRI


  • Internal Medicine
  • Internal Medicine - Cardiovascular Disease

Specialty Interests

Cardio-oncology, Structural heart disease, Amyloidosis, Aortic Disease, Hypertrophic Cardiomyopathy, Pericardial Disease, Valve disease

Awards & Honors

  • 2010 Young Investigator Award, Irish Cardiac Society
Research & Publications

Research & Publications

See publications for Patrick Collier, 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 4/23/2023, Dr. Collier 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

214 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 4.4
Courtesy, Respect & Concern 4.9
Patient Rating of Doctor 4.9

58 Patient Comments

Reviewed on Apr 28, 2023

Wonderful experience. I plan on keeping doctor collier as my regular cardiologist

Reviewed on Apr 24, 2023

While it turns out I don't have a cardiological issue, I'd recommend Dr. Collier and his team to anyone with heart concerns.

Reviewed on Apr 21, 2023

Dr Collier is a VERY great individual, and in our opinion, an excellent physician !!!!!

Reviewed on Apr 21, 2023

Dr Collier is a very caring person, very professional, you are quite fortunate to have him on staff

Reviewed on Apr 21, 2023

Dr Collier is wonderful very caring and smart doctor

Reviewed on Apr 10, 2023

The logistical setup was amazing from registration to testing to seeing the doctor.

Reviewed on Apr 7, 2023

Dr. Collier has been my cardiologist for many years & I trust him completely. He has always responded quickly when I have had heart Issues. He was extremely helpful In finding an appropriate cardiologist for my brother when he moved here & needed follow-up care.

Reviewed on Apr 7, 2023

During my visit with Dr. Collier he contacted Dr. Kanj to consult with him on discontinuing a medication.

Reviewed on Mar 31, 2023

Dr. Collier is such an asset to the Cleveland Clinic! He is thorough and reassuring and so professional in his approach, I feel very fortunate to have him as my Cardiologist!!!

Reviewed on Mar 13, 2023

Dr. Collier was very attentive and caring - I did not feel rushed, and he answered all my questions completely.

Reviewed on Mar 10, 2023

Dr. Collier as always did a great job of setting and talking with me. He explained everything in great detail so it was well understood by both me and my wife.

Reviewed on Mar 3, 2023

I was very comforted by this meeting with Dr Collier

Reviewed on Feb 3, 2023

Dr Collier is by far the most compassionate, caring, listening dr ever

Reviewed on Jan 30, 2023

Dr. Collier and his staff are the Best .... They are Very Caring and Helpful ...Dr. Collier Is Absolutely the Most Kind and Caring Cardiologist I have ever seen ... He is very Knowledgeable and Thorough

Reviewed on Jan 27, 2023

I am happy to say - Dr Collier and his support staff is without a doubt the absolute gold standard of what I could hope for. I feel fortunate to be a patient of the Cleveland Clinic.

Reviewed on Jan 23, 2023

Articulate dr who listens patients. Very knowledgeable show's concerns.

Reviewed on Jan 16, 2023

Dr. Collier has been my cardiologist since my heart surgery 7 years ago. He has taken care of my cardiac issues since then including my CVA this past summer. He is very thorough & explains things in a manner that is very understandable. He saw my brother when he moved here & referred him to the cardiologist who treats my brother's cardiac issues.

Reviewed on Dec 30, 2022

Dr Collier is an absolute Gem to have as Cardiologist .

Reviewed on Dec 19, 2022

I would recommend him in a heartbeat!!

Reviewed on Dec 19, 2022

I thank you for giving me the opportunity to tell you how great Dr. Collier is. I would like to tell you how my experience in April of 2022 was because you guys are great!! The entire crew is phenomenal!!

Reviewed on Dec 19, 2022

Unbelievable experience with Dr CollierVery personal, professional and caring. He went beyond to help me. The best experience I have ever had with a physician. A++ cardiologist. Thanks to Cleveland Clinic.

Reviewed on Dec 9, 2022

Dr. Collier, Dr. Wilkoff, and Dr. Roselli are all excellent doctors.

Reviewed on Dec 9, 2022

Dr. Collier is friendly, knowledgeable, trustworthy, and professional.

Reviewed on Dec 5, 2022

*Dr. Patrick Collier has been my doctor for 5 yrs. I would highly recommend him.

Reviewed on Dec 5, 2022

Dr. Collier recognized and was sensitive to the fact that I have multiple issues in addition to cardiology. He is in tune with them and with me. A superb doctor.

Reviewed on Dec 5, 2022

Excellent Doctor.

Reviewed on Dec 2, 2022

Dr collier seemed like he genuinely cared about all of my questions and concerns. He took the time to go through all of my concerns. I was very happy with my visit with him.

Reviewed on Nov 21, 2022

Dr Collier very attentive kind and compassionate!

Reviewed on Oct 24, 2022

We were fortunate to get an appointment with Dr. Collier within a few days of first contact by CC.

Reviewed on Oct 24, 2022

Dr. Collier was able to teach us so much about Ciney's condition and options for treatment. He was detailed and down to earth. No question was any trouble to him. He walked us through scenarios for treatment and carefully addressed our questions and concerns. This is a complicated and nuanced situation and he really was able to help us sort it out and gain some clarity! We would like him to continue with Ciney's case. Our trust in Dr. Collier's skill and expertise is solid. Thanks to the moon and back!

Reviewed on Oct 14, 2022

Dr Collier has always been very accessible for my annual heart checkups.

Reviewed on Oct 14, 2022

Dr Collier is very professional, competent, and courteous

Reviewed on Sep 30, 2022

Dr. Collier is a very busy and in-demand professional, so I felt lucky to meet with him despite needing to start my appointments early in the morning. This was probably necessary for him to review results with me as he did.

Reviewed on Sep 30, 2022

Dr. Collier is the best part of Cleveland Clinic. He is professional, shows concerns for his patient. He will always answer your questions, allowing you to have complete understanding of the topic you are inquiring on.

Reviewed on Sep 26, 2022

Dr. Collier was a caring doctor that made sure I was comfortable and understood that things were not as bad as I had previously been told. I was glad I came to Cleveland because I feel it is a hospital I can trust.

Reviewed on Sep 9, 2022

Dr. Collier is is an excellent doctor! We have really appreciated how he takes time with us and we don't feel rushed. He is friendly and personable. He explains well and is positive. We are so thankful to have him for our care.

Reviewed on Sep 2, 2022

Dr Collier spent much time explaining and answering questions.

Reviewed on Sep 2, 2022

Dr. Patrick Collier is total class. He is an expert in his field and listens to his patients. Goes out of his way to help and get the best results. Has literally saved my life twice. Have total respect and love for him.

Reviewed on Aug 29, 2022

*Dr. Collier is a really wonderful physician. He is an expert in his field and has a terrific bedside manner. You couldn't ask for better! Thank you!

Reviewed on Aug 12, 2022

Both Dr. Collier and the resident listened well and explained things clearly.

Reviewed on Aug 12, 2022

It was a great visit. I was very pleased with the treatment, have great confidence in the doctors and intend to come back.

Reviewed on Aug 12, 2022

Dr Collier called me back immediately even though he was not working the day I called. I was hospitalized locally and wanted his advise on meds

Reviewed on Aug 12, 2022

Talking with Dr Collier is a great experience. It's like talking to a friend. He is clear and concise. Values my input and considers that in his diagnosis.

Reviewed on Jul 22, 2022

Amazing Dr. Was concern about my welfare being in a fast pace enviroment

Reviewed on Jul 18, 2022

Dr Collier is the best.

Reviewed on Jul 18, 2022

Dr. Collier was passionate explaining the seriousness of my condition He explained in layman's terms where I was at with my heart condition and the dire consequences which could occur with out immediate surgical attention.

Reviewed on Jul 8, 2022

This care and concern for me was certainly the best I've ever experienced in other doctors or hospitals I have been in or around. Thank You Cleveland Clinic. Great you are there for people.

Reviewed on Jun 24, 2022

Outstanding doctorsVery compassionate

Reviewed on Jun 21, 2022

Dr. Collier is very helpful and recommended our procedure.

Reviewed on Jun 21, 2022

Dr. Collier is a gem.

Reviewed on Jun 6, 2022

Dr. Collier was awesome! He spent a lot of time discussing with me the tests and my heart issues. I could not have expected anything more from him.

Reviewed on Jun 6, 2022

I was very impressed by the time Dr. Collier took with me, explanations to both my husband and myself, and was very appreciative that he listened to what I wanted in an upcoming procedure.

Reviewed on Jun 3, 2022

I had Red Carpet Treatment Doctor Patrick Collier and Anastiologist Nurses

Reviewed on Jun 3, 2022

Dr Patrick Collier was Phenomenal explaining with Detail and using metaphors analogies so I could Visualize what he was saying to me.I felt like I was one of his family members .All the staff was incredible . Please let everyone see this that was involved in my care that day.Cleveland Clinic #1

Reviewed on Jun 3, 2022

Dr Collier is top notch, 5-star in my book. He is patient and kind. I know he has other patients waiting to be seen, but he always makes me feel like I am the only patient on the schedule.

Reviewed on May 27, 2022

The entire staff from the parking attendant to the doctors were all extremely professional.

Reviewed on May 26, 2022

All good.Dr. Collier really helped me get over some anxiety about my heart flutter experience . I am ready to get back to an active life as I was before.

Reviewed on May 23, 2022

Wow! Dr. Collier was fantastic!

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