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Mark David Kelemen

Mark David Kelemen, MD, MBA, MSc

Cardiology

Accepting New Patients
Online Booking

Highlights

Age Groups Seen

  • Young Adult 18-25
  • Adult 26-64
  • Older Adult 65+

Languages

  • English

Gender

Male

Johns Hopkins Affiliations:

  • Johns Hopkins School of Medicine

About Mark David Kelemen

Johns Hopkins Physician

Logo for Johns Hopkins Physician

Locations

  1. Greater Baltimore Medical Center
    • 6569 North Charles Street, Pavilion West STE 600, Baltimore, MD 21204
    • Get Directions
  2. Johns Hopkins Bayview Medical Center

Expertise

Education

  • Graduate School: Johns Hopkins Carey Business School, MBA, 2006
  • Graduate School: Johns Hopkins Bloomberg School of Public Health, MSc, 2000
  • Fellowship: Johns Hopkins University School of Medicine, Cardiology, 1996
  • Residency: Duke University Hospital, Medicine, 1993
  • Medical Education: Johns Hopkins University School of Medicine, MD, 1990

Board Certifications

  • Cardiovascular Disease: American Board of Internal Medicine, 1997

Insurance

Search plans
  • Aetna
  • CareFirst
  • Cigna
  • First Health
  • Geisinger Health Plan
  • HealthSmart/Accel
  • Johns Hopkins Health Plans
  • MultiPlan
  • Pennsylvania's Preferred Health Networks (PPHN)
  • Point Comfort Underwriters
  • Private Healthcare Systems (PHCS)
  • Veteran Affairs Community Care Network (Optum-VACCN)

Ratings & Reviews

4.9 out of 5

126 ratings, 42 reviews

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Overall Rating by Patient
Provider Listened Carefully
Provider Explained Things Clearly
Provider Knew Medical History
Provider Showed Respect
Provider Spent Enough Time
Search reviews
    5 out of 5 stars
    Reviewed on 3/23/2026

    Friendly and educated

    5 out of 5 stars
    Reviewed on 2/27/2026

    The best provider that I ever had the pleasure of knowing and understanding.

    5 out of 5 stars
    Reviewed on 2/25/2026

    This was the first time I met Dr. Kelemen and met all my expectations.

    5 out of 5 stars
    Reviewed on 2/25/2026

    Explain reasons and recuperation and recommendations. Very professional.

    5 out of 5 stars
    Reviewed on 2/23/2026

    Dr. Kelemen always listens to my health concerns.

    5 out of 5 stars
    Reviewed on 2/16/2026

    Very professional

    5 out of 5 stars
    Reviewed on 2/16/2026

    Excellent, kind, considerate, polite, caring with helpful suggestions. Dr. KELEMEN is an amazing person and professional!!

    5 out of 5 stars
    Reviewed on 2/13/2026

    I always has a positive interaction with Dr Kelemen. He is the best.

    5 out of 5 stars
    Reviewed on 2/13/2026

    My provider is great

    5 out of 5 stars
    Reviewed on 1/30/2026

    Visit went smoothly.

    5 out of 5 stars
    Reviewed on 1/28/2026

    Dr Kelemen is an excellent cardiologist who listened carefully and provided me with very helpful information about my condition. It is great to have such good medical care at Hopkins.

    5 out of 5 stars
    Reviewed on 1/14/2026

    Excellent provider and service

    5 out of 5 stars
    Reviewed on 1/13/2026

    Dr. Kelemen and his assistant [staff] were very accommodating and went above and beyond to have me seen by Dr. Kelemen when I needed.

    5 out of 5 stars
    Reviewed on 1/13/2026

    Dr Keleman listens well and addressed all of my questions in a thorough, accessible manner.

    5 out of 5 stars
    Reviewed on 1/9/2026

    Dr. Kelemen was very attentive and listened to my concerns and answered my questions. He explained in detail the answers. He was very forthcoming and informative when answering questions and explained in layman's terms. I left feeling I had all the information I needed to make informed decisions about my health care plan. Dr. Kelemen has one of the best ""bed side "" manners I have ever encountered. Thank you Dr. Kelemen for your service in Cardiology.

    5 out of 5 stars
    Reviewed on 1/9/2026

    Dr. Kelemen put me at ease immediately and lowered my anxiety throughout the consultation. I'm grateful that he will be my Cardiologist.

    5 out of 5 stars
    Reviewed on 1/2/2026

    Th patient has in intellectual disability, and Dr Kelemen spoke clearly so he would understand and always be included

    5 out of 5 stars
    Reviewed on 12/24/2025

    Very Professional.

    5 out of 5 stars
    Reviewed on 12/22/2025

    Dr. Kelemen is very reassuring as well as being very practical with regard to steps in maintaining cardiac and overall health.

    5 out of 5 stars
    Reviewed on 12/22/2025

    Dr.Keleman is a genius! I am so grateful for him saving my life.

    5 out of 5 stars
    Reviewed on 12/12/2025

    Dr. KELEMEN is wonderful and a blessing for me.

    5 out of 5 stars
    Reviewed on 12/12/2025

    Great follow-up as always.

    5 out of 5 stars
    Reviewed on 12/10/2025

    Devoted physician

    5 out of 5 stars
    Reviewed on 11/12/2025

    Knowledgeable, professional, excellent personality and bedside manner.

    5 out of 5 stars
    Reviewed on 10/31/2025

    I felt better about my prognosis after meeting with Dr. Kelemen.

    5 out of 5 stars
    Reviewed on 10/31/2025

    What a pleasure to know that Dr Kelemen must have spent hours reviewing my medical history.

    5 out of 5 stars
    Reviewed on 10/27/2025

    He was very kind n knowledgeable

    5 out of 5 stars
    Reviewed on 10/17/2025

    Excellent, friendly

    5 out of 5 stars
    Reviewed on 9/19/2025

    Provider was really good, he took his time explaining everything to me and gave me suggestions. I really appreciate it.

    5 out of 5 stars
    Reviewed on 9/19/2025

    The doc always take time to sit down (like a friend) to chat and discusses the results of the testing.

    5 out of 5 stars
    Reviewed on 9/5/2025

    Very nice and explain things where I could understand

    5 out of 5 stars
    Reviewed on 9/5/2025

    The best

    5 out of 5 stars
    Reviewed on 8/15/2025

    If has been a great privilege that Dr. Kelemen us my cardiologist at GBMC

    5 out of 5 stars
    Reviewed on 8/11/2025

    He is the best.He explains clearly and makes sure I understand. I am very comfortable with him.

    5 out of 5 stars
    Reviewed on 8/8/2025

    Very nice and knowledgeable and easy to talk to.

    5 out of 5 stars
    Reviewed on 7/25/2025

    Dr. Kelemen remembered our conversation from my last appointment.

    5 out of 5 stars
    Reviewed on 7/25/2025

    Excellent

    5 out of 5 stars
    Reviewed on 7/2/2025

    Dr Kelemen is great! Very knowledgeable and also very personable.

    5 out of 5 stars
    Reviewed on 6/13/2025

    Great listener, great personality.

    5 out of 5 stars
    Reviewed on 5/16/2025

    Dr. Kelemen has a knack for putting you at ease during your visit. He not only takes his time answering your questions, he ensures you understand what he has told you.

    5 out of 5 stars
    Reviewed on 5/16/2025

    A fine doctor

    5 out of 5 stars
    Reviewed on 5/16/2025

    Dr Kelemen was most prepared for my visit. He had reviewed all of my available health information on MyChart prior to my appointment. Dr Kelemen addressed my higher than usual blood pressure and ordered a new RX. This provider is a Super Star.