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Dr. David Simper, MD

Dr. David Simper, MD

Preventive Cardiology*
20+ years of experience

Dr. David Simper, MD is a preventive cardiology specialist in Scottsdale, AZ and has over 20 years of experience in the medical field. Dr. Simper has extensive experience in Heart Conditions and Adult Congenital Heart Conditions. He graduated from Mayo Clinic in 2003. He is affiliated with Mayo Clinic Hospital. He is accepting new patients and telehealth appointments.

4.6 Star Rating
Based on 32 reviews 4.6 Star Rating (32 reviews)

Locations

Mayo Clinic - Arizona

AZ - Heart13400 E Shea Blvd Scottsdale, AZ 85259
1

Hospital Highlight

Dr. Simper is affiliated with Mayo Clinic Hospital Phoenix, a highly rated and top awarded hospital for cardiology.

Dr. Simper is a Healthgrades Choice provider in Cardiology

The Healthgrades Choice designation helps you understand the most important factors to consider when choosing a healthcare professional. This designation is earned based on four set standards.
Read our methodology

  • Above average experience
  • Good hospital quality
  • Good patient ratings
  • No healthcare sanctions
  • Area of ExpertiseDr. Simper specializes in the area of Cardiovascular Disease. See board certifications
  • Explains Conditions WellPatients said this doctor explains conditions well. See reviews
  • Offers TelehealthThis doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top HospitalAmerica’s 100 Best Hospitals for Cardiac Care Award™ See hospitals

More Cardiology Specialists at Mayo

Experience Check

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Dr. Simper's Reviews

Likelihood to recommend Dr. Simper

4.6
32 ratings, 27 with a written review
5 star
88%
88%
4 star
3%
3%
3 star
0%
0%
2 star
3%
3%
1 star
6%
6%

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Absolutely outstanding five start professional
My first time consultation with Dr. David Simper, M.D. was well beyond my expectations, even for the renowned nationwide Mayo Clinics, for which I have been seen annually for over 15 years. He is truly exceptional and knowledgeable professional. He is very detailed orientated, concerned with accuracy, yet used nonmedical terminology so that as even a nonmedical layman I could readily understand the complexities of my condition. He provided various visual aids to help illustrate what was going on with my heart circulation. He was well prepared and completely familiar with my historical medical records. Carefully taking time to make sure I became educated he provided me with treatment options and associated benefits and risks.He stays current with new medical advancements and treatments.Overall, it was quite obvious he has a comprehensive understanding of many areas of internal medicine and importantly their relationships.
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Nov 23, 2024
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The best healthcare provider I have had.
Dr Simper saw me in October, 2024 at Mayo in Scottsdale. He is gifted in his ability to listen, discern, synthesize meaning, and apply medical advice into a single package of care. I was blown away by his attention to detail and drive to understand the entire picture of health, not just the narrow cardio case that I presented at the moment, and as so many other providers normally do--which is to approach a single issue, with a myopic view on the disease, ignoring the macro view--the patient, and all the factors that might contribute to the disease. Most providers ask a couple questions, listen for a bit, and rush you through your answers. Dr Simper gives the opposite impression. He was inquisitive and valued the input I provided. What he provided in return was accurate and insightful and showed that he was an active listener but also a critical thinker and problem solver. He set me on a healing path.Overall, Dr Simper was thorough, thoughtful, wise, and most importantly kind. Thanks
What went well
  • I felt respected
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Matt U – Nov 21, 2024
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Cardiac Medical Evaluation
Dr. Simper was very detailed in his review of my lab results and provided excellent insight into the result interpretations. Very helpful and personable.
What went well
  • I felt respected
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Joseph P. – Oct 23, 2024
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1st Choice Doctor
Dr. Simper is detailed and compassionate. I am extremely lucky to find him. He explained my condition while showing me pictures that helped put things into better perspective. He let me know that I have a voice and a choice in my healthcare. My experience from start to finish was excellent. Peace of mind is priceless and so is Dr. Simper. Excellent doctor.
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
2 others found this helpful
Helpful
Oct 16, 2024
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Lacks beside manner & follow through
During a recent admit a cardiology consult was ordered due to ongoing cardiac issues presently being monitored. Dr Simper was the cardiologist covering that day. He was not familiar with my situation so I took the time to explain it to him. He attempted to repeat the information several times Each time inaccurately requiring me to correct him. It was obvious he was not present and listening in the moment At the end of the conversation we agreed best plan was for me to follow up w the providers who are familiar with my case as outpatient. However it was well known to him my admit was for a non cardiac reason yet my cardiac status deteriorated to needing to be sent home with supplemental oxygen. This should have raised a red flag and warranted Dr Simper meeting his minimal responsibility to me as a patient by communicating updates to my primary cardiology providers which he did not do. His mannerism was dismissive and his coming to my bedside was a waste of time.
What went well
No results
What could be improved
  • I didn't feel respected
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
1 other person found this helpful
Helpful
Aug 09, 2024
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Very Positive Experience
Dr. Simper is very thorough and thoughtful. He put my mind at ease. It was an informative appointment. I am extremely happy that I was able to meet with him today.
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 other person found this helpful
Helpful
Pat N. – Nov 10, 2023
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The Best Cardiology Care
Dr Simper patiently listened to my husband's concerns, thoroughly explained what is happening from a medical perspective and put a plan in place to assess, treat and monitor his ongoing cardiac issues. Dr Simper greatly reduced our anxiety with his kindness and compassion. We appreciate and have the utmost confidence in Dr. Simper.
What went well
  • I felt respected
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
  • Difficult to schedule appointment
2 others found this helpful
Helpful
Jan and Bob Nivens – Aug 14, 2023
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Excellent!!!!!!
Dr.Simper, showed as much concerns out me as I would show to a beloved family member. He stayed with me just the two of us for over an hour going through my medical history step by step. I was very impressed. He was a person you would wish your doctor to be!! Wonderful!!!
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Michael. C. – Jun 27, 2022
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Very responsive and accommodative
Dr. Simper made time in his full schedule to accommodate me and for this, I am very appreciative. Prior to the appointment, he was very responsive and thorough in his communication with me through the Mayo portal. He was patient during our appointment and he did not rush at all. His staff and follow up is great too.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Bill Henderson – Mar 12, 2022
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My cardiologist Dr. Simper is honest, kind, compassionate, knowledgeable, and thorough. He was instrumental in helping me have my aortic valve replaced recently, and I will be forever grateful. I am so very fortunate to be under his care, and I know he will be supportive, forward thinking, and professional. He possesses the ability to involve me in my own care so that I can be aware of my health and look toward the future. It is so great to know I have a doctor who listens and cares.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Audrey – Nov 04, 2021
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Dr. Simper ensured that my medical needs were met, either by himself or one of his colleagues. He went above and beyond, speaking to me directly when need be, and made sure my care did not fall to the wayside. Mayo is special because of people like Dr. Simper who genuinely care about the patients and their outcomes.
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Tom R. – Oct 05, 2021
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My first visit was today with this doctor and I can honestly say I was thoroughly impressed with his "chairside" manner, knowledge, compassion, and sensitivity! I have never had a physician sit with me, for over 45 minutes, and go through my medical history thoroughly and make me feel like I was being heard and my well being was important to him! I am immensely happy with my decision to go to Dr. Simper! I am grateful to him for giving me this experience!!!
What went well
  • Office environment
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
E. Sturgis – Sep 28, 2021
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Dr. Simper took his time with me at my appointment and I felt like he understood my complaints. He was very thorough in asking me questions about my health. I don't live in Phoenix and he made it possible for me to schedule some tests so that I would not have to make another trip to Phoenix. I highly recommend Dr. Simper.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Maria J. Douglas – Sep 26, 2021
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Great Doctor Great Experience
What went well
No results
What could be improved
No results
Helpful
Dr. Simpers Patient – Sep 20, 2021
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Dr Simper takes the time to listen to all of your questions. He is personable and obviously very knowledgeable. He seems to take a personal interest in you. I was so impressed by him that I recommend him to my sisters and he saw both of them and they share my sentiments. Dr Simper is an outstanding physician and person!
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Brady Leffler – Sep 06, 2021
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Dr. Simper is an extremely thorough, caring physician. During my recent visit, he thoroughly reviewed my history, records, recent test results, and conducted a line of questioning to identify what may be causing my recent issues. After I left the appointment, he continued to research and consult with another physician. His communication was excellent and continued to research. On a Friday afternoon, he rushed to get a diagnostics test quickly scheduled for that evening. After the tests, he further researched with other physicians and contacted me during his evening to provide feedback. He provides exceptional care and strongly recommend him to other patients.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
R M – Jul 06, 2021
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Dr. Simper was on time and spent over and hour and ten minutes explaining to me my existing conditions and the tests necessary to get a clearer picture of my health. I appreciated Dr. Simper's interest on providing a complete Picture of my Health and what the tests would clarify.
What went well
No results
What could be improved
No results
2 others found this helpful
Helpful
Harvey Goldvarg – Apr 08, 2021
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I have been a patient of Dr. Simper for many years and have never met anyone who has more compassion and concern for his patients. He takes his time to answer your questions and explain what his happening with your heart. Dr. Simper explains the test that he has ordered and what he recommends to keep you healthy. I have complete trust in Dr. Simper and would recommend him to anyone who needs to see a cardiologist.
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
2 others found this helpful
Helpful
Lois Ann Moody – Mar 08, 2021
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Dr. Simper was really great and helpful. His examination was very thorough and he walked me through every step asking great questions and doing a very comprehensive workup. The best cardiology visit I'd ever had.
What went well
  • Office environment
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
1 other person found this helpful
Helpful
Christopher – Feb 04, 2021
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This doctor is condescending and he really isn't sure of his own plan on care for and questions it repeatedly. His steps in care management are somewhat questinable.
What went well
  • Office environment
  • Appointment wasn't rushed
What could be improved
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Didn't trust the provider's decisions
3 others found this helpful
Helpful
N/A – Oct 12, 2020
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About Me

Watch Dr. Simper's Video

care philosophy

Cardiovascular and cardiothoracic surgeons at Mayo Clinic are part of an integrated, multidisciplinary team of doctors and health care professionals who provide individualized care for each patient. Having all this expertise in a single place,...read more

biography

Interests Clinical cardiology Preventative cardiology Heart Health Clinic Men's Health Clinic
  • Preventive Cardiology

  • Cardiology

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Mayo Clinic

    Medical School, 2003
  • Mayo Clinic

    Fellowship Hospital, 2003
  • Mayo Clinic

    Residency Hospital, 1999
  • Maimonides Medical Center

    Internship Hospital, 1996
American Board of Medical Specialties®
American Board of Internal Medicine®
Cardiovascular Disease
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Dr. Simper is a Healthgrades Choice provider in Cardiology

    Read our methodology

    Affiliated Hospitals

    • Mayo Clinic Hospital

      5777 E Mayo Blvd
      Phoenix, AZ 85054
      Recipient of 51
      hospital awards

      America’s 100 Best Hospitals for Cardiac Care Award™ (2025, 2024, 2023)

      Top 5% in the nation for consistently delivering clinical quality

      America's 100 Best Hospitals Award™ (2025, 2024, 2023)

      Top 5% in the nation for consistently delivering clinical quality

      View all awards

      How patients felt about the care they received at this hospital.

      93%
      Patients said they were given information about recovering at home

      9% higher than the national average

      91%
      Patients would recommend the hospital to friends and family

      26% higher than the national average

      View all patient feedback
    Learn more about how Healthgrades measures Hospital Quality