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Anthony Williams Keller

Anthony Williams Keller, MD

Cardiology

Accepting New Patients
4.9 of 5 stars298 ratings, 118 reviews

Highlights

Languages

  • English

Gender

Male

Johns Hopkins Affiliations:

  • Johns Hopkins Community Physicians

About Anthony Williams Keller

Background

Dr. Keller is a non-invasive cardiologist, specializing in preventative cardiology and sports cardiology.  He treats all cardiac conditions on the spectrum of disease, including atherosclerosis, heart failure, and arrhythmias.

Memberships

  • Fellow, American College of Cardiology

Locations

  1. Johns Hopkins Health Care & Surgery Center — Bethesda
    • 6410 Rockledge Drive, Suite 200, Bethesda, MD 20817
    • Sibley Memorial Hospital
      • 5255 Loughboro Road Northwest, Building C, Washington, DC 20016
      • Johns Hopkins Medicine Cardiology, Rockville
        • 15005 Shady Grove Road, Suite 340, Rockville, MD 20850

        Expertise

        Education

        Naval Medical Center San Diego

        Fellowship, Cardiovascular Disease, 2010

        Naval Medical Center San Diego

        Residency, Internal Medicine, 2007

        Naval Aerospace Medical Institute

        Graduate School, Flight Surgery Course, 2003

        Uniformed Services University of Health Sciences

        Medical Education, MD, 2001

        Board Certifications

        Cardiovascular Disease

        American Board of Internal Medicine, 2024

        Insurance

        Johns Hopkins providers accept various commercial health insurance plans. However, they may not be included in all of an insurance company's plans or offerings. This may include Exchange, Medicaid, Medicare, and specific limited benefit plans. Exceptions to participation also exist based on your employer’s benefits package and the provider's location or specialty. Please contact your insurer directly to make sure your doctor is covered by your plan. For more details, please review our Insurance Information.
        Search plans
        • Aetna
        • CareFirst
        • Cigna
        • First Health
        • Geisinger Health Plan
        • HealthSmart/Accel
        • Humana
        • Johns Hopkins Health Plans
        • MultiPlan
        • Pennsylvania's Preferred Health Networks (PPHN)
        • Point Comfort Underwriters
        • Private Healthcare Systems (PHCS)
        • UnitedHealthcare

        Ratings & Reviews

        4.9 out of 5

        298 ratings, 118 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
        Average provider Overall Rating by Patient rating 4.9 out of 5 stars
        Provider Listened Carefully
        Average provider Provider Listened Carefully rating 4.9 out of 5 stars
        Provider Explained Things Clearly
        Average provider Provider Explained Things Clearly rating 4.9 out of 5 stars
        Provider Knew Medical History
        Average provider Provider Knew Medical History rating 4.9 out of 5 stars
        Provider Showed Respect
        Average provider Provider Showed Respect rating 5 out of 5 stars
        Provider Spent Enough Time
        Average provider Provider Spent Enough Time rating 4.9 out of 5 stars
        Search reviews
          5 out of 5 stars
          Reviewed on 2/28/2025

          Excellent service

          5 out of 5 stars
          Reviewed on 2/14/2025

          Dr. Keller was extremely good for follow up on results from the stress test. He phone after 5 pm on a Friday! [staff] was outstanding in caring for me during the stress test. Both were fantastic.

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

          Superb professional knowledge and bedside manners. An excellent doctor!

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

          Very impressed with my experience from start to finish! I feel like I found a great partner in my personal healthcare journey.

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

          Dr Keller.

          5 out of 5 stars
          Reviewed on 2/6/2025

          Everything about my visit was professional and caring

          5 out of 5 stars
          Reviewed on 2/6/2025

          Everyone was fantastic. We love the care given at JH.

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

          Very good

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

          I loved the module Dr. Keller now uses to accurately record and transcribe my progress note. It is a great new technology.

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

          Dr Keller was thorough and kind.

          5 out of 5 stars
          Reviewed on 1/29/2025

          Dr. Keller was pleasant and professional.

          5 out of 5 stars
          Reviewed on 1/29/2025

          Personable and professional

          5 out of 5 stars
          Reviewed on 1/28/2025

          Dr Keller has a great bedside manner

          5 out of 5 stars
          Reviewed on 1/23/2025

          Dr. Keller is excellent -- responsive, helpful, thoughtful with concern for the patient. In addition to the visit in the office, he is incredibly accessible over the patient portal.

          5 out of 5 stars
          Reviewed on 1/22/2025

          Great!

          5 out of 5 stars
          Reviewed on 1/22/2025

          Dr. Keller is the first doctor that did not see my weight but me as a person. He has a good sense of humor, explains things in a way that makes sense, throughly listens and seems to genuinely care.

          5 out of 5 stars
          Reviewed on 1/22/2025

          First visit. Enjoyed what Dr. Keller had to tell me and how I was treated.

          5 out of 5 stars
          Reviewed on 1/21/2025

          Empathic, excellent communication dkilld

          5 out of 5 stars
          Reviewed on 1/17/2025

          I was very pleased with my visit and the care I received from Dr. Anthony Keller.

          5 out of 5 stars
          Reviewed on 1/17/2025

          He did his job very well.

          5 out of 5 stars
          Reviewed on 1/15/2025

          I have found Dr Keller to be very courteous and very helpful. He is quick to respond to messages and comment on test results. He is thorough in addressing my medical issues. I appreciate having him as my cardiologist.

          5 out of 5 stars
          Reviewed on 1/15/2025

          Excellent Doctor, I will continue with him.

          5 out of 5 stars
          Reviewed on 1/10/2025

          It was the first time for me to meet Doctor Keller and I was very impressed he has a great personality

          5 out of 5 stars
          Reviewed on 1/8/2025

          I am happy with Dr Keller.

          5 out of 5 stars
          Reviewed on 1/7/2025

          He was attentive and thorough.

          5 out of 5 stars
          Reviewed on 1/3/2025

          Met all expectations. Thank you Dr Keller

          5 out of 5 stars
          Reviewed on 12/19/2024

          Dr. Keller had reviewed my recent blood test results from my primary care provider and my cardiology history and the results of my EKG and other tests and provided excellent suggestions on continuing care and things I should do. Very knowledgeable and caring.

          5 out of 5 stars
          Reviewed on 12/18/2024

          [staff] was a highly skilled Navy physician; Dr. Anthony Keller, a Navy-trained flight surgeon, would be an excellent choice to follow up with, as both share a practical and straightforward approach to patient care. It's advantageous that he started his medical career in Internal Medicine; I hope he will consider my request to be my primary care physician, as I require his dual certification.Dr. Keller would be an ideal primary care physician for me.

          5 out of 5 stars
          Reviewed on 12/18/2024

          Excellent doctor and made me feel very comfortable talking to him about anything.

          5 out of 5 stars
          Reviewed on 12/11/2024

          New doctor for me. I would see him again.

          5 out of 5 stars
          Reviewed on 12/6/2024

          Dr. Keller was very friendly and positive and answered my questions completely and timely.

          5 out of 5 stars
          Reviewed on 11/21/2024

          Excellent physician!! Also very personable and friendly Give him a raise

          5 out of 5 stars
          Reviewed on 11/19/2024

          Keep up good work!!

          5 out of 5 stars
          Reviewed on 11/19/2024

          He is a good doctor

          5 out of 5 stars
          Reviewed on 11/19/2024

          Dr Keller is as good as they come,

          5 out of 5 stars
          Reviewed on 11/14/2024

          The provider doing the test had me pick some music to play during the test and that helped tremendously. What a wonderful wonderful idea.

          5 out of 5 stars
          Reviewed on 11/13/2024

          Excellent!!

          5 out of 5 stars
          Reviewed on 11/12/2024

          This was my first visit with Dr. Keller, he was everything I expected from a professional heart doctor.

          5 out of 5 stars
          Reviewed on 11/12/2024

          Would like to continue my regular check ups with this provider.

          5 out of 5 stars
          Reviewed on 11/7/2024

          I'm a big fan of Dr. Keller.

          5 out of 5 stars
          Reviewed on 11/6/2024

          This was the first time I saw Dr. Keller because my previous cardiologist, Dr. [ ] retired. Dr. Keller was excellent.

          5 out of 5 stars
          Reviewed on 11/5/2024

          I really like Doctor Keller.It was the first time I spoke with him. He was very informative and very pleasant!

          5 out of 5 stars
          Reviewed on 11/5/2024

          Excellent

          5 out of 5 stars
          Reviewed on 11/4/2024

          Dr. Keller had full understanding of my situation and guided my treatment accordingly. He explained treatment options and the reason for the recommendation he made. He inspired confidence by his professional, knowledgable and caring approach to my situation.

          5 out of 5 stars
          Reviewed on 10/24/2024

          Very good

          5 out of 5 stars
          Reviewed on 10/23/2024

          I really didn't see the nurse except for blood pressure reading. MY provider is someone I first met during my chemical stress test, after tranfering from another doctor whom I did not know well. I really felt Dr. Keller was very professional, concerned and offered excellent explanations to my questions. I would see him again without any doubt.

          5 out of 5 stars
          Reviewed on 10/23/2024

          This is my first time visit. I would definitely come back to see him to get the current problem taken care of and possibly in future.

          5 out of 5 stars
          Reviewed on 10/22/2024

          Dr Keller immediately put me at ease and I felt more hopeful about my situation after meeting with him. And he has a good sense of humor.

          5 out of 5 stars
          Reviewed on 10/21/2024

          First visit with this Doctor. Extremely satisfied

          5 out of 5 stars
          Reviewed on 10/21/2024

          I was a new patient, and I was very satisfied with Dr Keller

          5 out of 5 stars
          Reviewed on 10/16/2024

          Excellent, best cardio exam I've had.

          5 out of 5 stars
          Reviewed on 10/16/2024

          Made me feel relaxed and comfortable

          5 out of 5 stars
          Reviewed on 10/16/2024

          Very profesional, polite and gave me very clear instructions about my health care and status, Will be going to continue seeing him as my Cardiologist

          5 out of 5 stars
          Reviewed on 10/16/2024

          Doctor was fantastic Explaining everything

          5 out of 5 stars
          Reviewed on 10/14/2024

          Excellent

          5 out of 5 stars
          Reviewed on 10/14/2024

          Dr. Keller was running about 5-10 minutes behind schedule (which was no problem for me). At my appointment time he came and told me about the delay and apologized. That was extremely thoughtful. I have never had that experience in any other doctor's office.

          5 out of 5 stars
          Reviewed on 10/11/2024

          The nurse [Staff] did a great job taking my ekg and dr Keller listened to all my problems and helped me solve them

          4 out of 5 stars
          Reviewed on 10/10/2024

          Made feel very comfortable.

          5 out of 5 stars
          Reviewed on 10/9/2024

          My visit with Dr. Keller was one of the best doctor visits I have experienced. If all of my doctors were as thorough, clear in their explanations and kind as Dr. Keller I would be a very happy patient.

          5 out of 5 stars
          Reviewed on 10/7/2024

          Personable and helpful to address medical concerns

          5 out of 5 stars
          Reviewed on 10/7/2024

          Sincere

          5 out of 5 stars
          Reviewed on 9/25/2024

          Dr. Keller has excellent interpersonal skills, openly communicates his clinical observations, and explains clearly the next steps going forward.

          5 out of 5 stars
          Reviewed on 9/20/2024

          Dr. Keller is an excellent communicator and a friendly man. I could ask no more.

          5 out of 5 stars
          Reviewed on 9/20/2024

          A caring person who didn't rush through the visit and listened to my concerns.

          5 out of 5 stars
          Reviewed on 9/20/2024

          First appointment after retirement of previous doctor.Dr Keller was kind, friendly and an excellent listener.

          5 out of 5 stars
          Reviewed on 9/19/2024

          Dr. Keller was relaxed and personable, which helped me relax.

          5 out of 5 stars
          Reviewed on 9/18/2024

          Just started with him but was impressive

          5 out of 5 stars
          Reviewed on 9/17/2024

          Dr Keller is attentive and friendly.I enjoyed the visit.

          5 out of 5 stars
          Reviewed on 9/4/2024

          First time with Dr Keller.

          5 out of 5 stars
          Reviewed on 9/3/2024

          Thanks

          5 out of 5 stars
          Reviewed on 9/3/2024

          First visit: great!

          5 out of 5 stars
          Reviewed on 9/3/2024

          Dr Keller was professional, efficient, prepared, friendly, thorough, and listened completely to me.

          5 out of 5 stars
          Reviewed on 8/29/2024

          I was there for a pre o for surgery. I needed a EKG. I have had this done many times and it all went well.

          5 out of 5 stars
          Reviewed on 8/28/2024

          The technicians were very thorough and described the test very well. They were kind and showed interest that I was comfortable. The doctor was very friendly.

          5 out of 5 stars
          Reviewed on 8/28/2024

          Good, Dr was new to practice and took the time to ask questions about my health.

          5 out of 5 stars
          Reviewed on 8/23/2024

          Dr Keller was efficient, Professional, personal, warm, helpful. he explained everything . He also was the first Dr ever who came to the room to explain and apologize for having to come to see me 10 minutes late .

          5 out of 5 stars
          Reviewed on 8/16/2024

          Very personable and thorough.

          5 out of 5 stars
          Reviewed on 8/15/2024

          Great personality and caring.

          5 out of 5 stars
          Reviewed on 8/14/2024

          Dr Keller was thorough, friendly & explained my condition clearlyconvinced me that I should take med.

          5 out of 5 stars
          Reviewed on 8/9/2024

          Knowledgeable and down to earth. Patient and listens well

          5 out of 5 stars
          Reviewed on 8/6/2024

          [Staff] and [Staff] were thoughtful, kind, and reassuring. And I especially enjoyed talking to Dr. Keller. (They all said that I did well on the stress test -- which made me feel even better because I was worried that I'd flunk it!!)

          5 out of 5 stars
          Reviewed on 7/31/2024

          Good listener, and I feel good about his decision

          5 out of 5 stars
          Reviewed on 7/31/2024

          Dr Keller was very friendly and professional. He listened carefully to what I said. I felt he answered my questions completely before the appointment was over.

          5 out of 5 stars
          Reviewed on 7/30/2024

          The assistant and the doctor was wonderful. It made me feel that they cared, and I was able to feel comfortable in communicating my problem and my concern.

          5 out of 5 stars
          Reviewed on 7/29/2024

          Dr. Keller seemed friendly and extremely knowledgeable.

          5 out of 5 stars
          Reviewed on 7/26/2024

          He was very understanding, I felt safe to treat me, and very nice good person.

          5 out of 5 stars
          Reviewed on 7/26/2024

          Dr. Keller listened to my concerns and answered my questions in a way I could understand.

          5 out of 5 stars
          Reviewed on 7/16/2024

          Felt great after speaking to Dr Keller. Explained my condition to me so I could understand it. Ordered a stress test for me that I will take in Sept and follow up w Dr Keller afterwards.

          5 out of 5 stars
          Reviewed on 7/15/2024

          Very compassionate and caring

          5 out of 5 stars
          Reviewed on 7/8/2024

          I felt I was getting the best possible treatment. The physician was very reassuring and I felt confident in the treatment decisions I am receiving.

          5 out of 5 stars
          Reviewed on 7/3/2024

          Very professional, informative and thorough.

          5 out of 5 stars
          Reviewed on 6/13/2024

          Dr. Anthony Keller saw me for my scheduled 6 month check up with Dr. [ ] because Dr. [ ] had a family emergency out of state. Dr. Keller was very familiar with my medical history and cardiology history and was very thorough with his check up and instructions.

          5 out of 5 stars
          Reviewed on 6/12/2024

          Dr. Keller is wonderful. He spends time explaining everything about my condition and thoroughly answers all my questions. He conveys a sense of caring about me as a patient. As a bonus, he is humorous and has a delightful personality! I have been to many doctors over my life, and he is one of the best!! I would definitely give him a 5-star rating!

          5 out of 5 stars
          Reviewed on 6/11/2024

          Very caring, personable and thorough.

          5 out of 5 stars
          Reviewed on 6/7/2024

          Very professional, personable, and welcomes Input. Respects the paticient.

          3 out of 5 stars
          Reviewed on 5/24/2024

          Good Doctor

          5 out of 5 stars
          Reviewed on 5/24/2024

          Great

          5 out of 5 stars
          Reviewed on 5/21/2024

          I moved to Maryland and needed to find a new cardiologist. Very pleased that I have Dr. Williams as my new cardiologist. He had reviewed my medical record prior to the appointment. Hopkins is the best!

          5 out of 5 stars
          Reviewed on 5/20/2024

          Dr. Anthony Keller

          5 out of 5 stars
          Reviewed on 5/8/2024

          This was a first visit with Dr. Keller and I found him to be helpful in respect to my visit. I would be fortunate to have him as my primary care cardiologist. Respectfully submitted, [Patient Name] To have him as my primary cardiologist for the long term

          5 out of 5 stars
          Reviewed on 5/8/2024

          Attentive, concerned, took his time, explained issues and resolutions clearly.

          5 out of 5 stars
          Reviewed on 5/7/2024

          Dr. Keller has an outstanding personality that I find an asset for JH medical community. This was my first time meeting him.

          5 out of 5 stars
          Reviewed on 5/6/2024

          Good listening skills

          5 out of 5 stars
          Reviewed on 5/2/2024

          He listened to my situation respectfully and paid attention to everything I shared. His manner put my at ease and built confidence. He was kind and thoughtful throughout the visit.

          5 out of 5 stars
          Reviewed on 4/30/2024

          Dr Keller is very knowledgeable, attentive and very thorough. His bedside manner is excellent.

          5 out of 5 stars
          Reviewed on 4/24/2024

          They were great !!

          5 out of 5 stars
          Reviewed on 4/23/2024

          I felt at ease, comfortable because of his warm smile, as if he's been my doctor for so many years

          5 out of 5 stars
          Reviewed on 4/23/2024

          Provider's support good. Uses mychart

          5 out of 5 stars
          Reviewed on 4/19/2024

          It was an excellent visit at a facility I trust and am coming to depend on. Dr. Keller was a late substitute for my usual cardiologist and I found him engaged, careful, pleasant, informative and prudent. It was an excellent visit and I may make him my regular cardiology specialist going forward.

          5 out of 5 stars
          Reviewed on 4/19/2024

          Dr. Keller is smart and personable. He is also easy to access and responsive. Lucky to have him as my doctor.

          5 out of 5 stars
          Reviewed on 4/17/2024

          Very good

          5 out of 5 stars
          Reviewed on 4/17/2024

          During the visit, Dr. Anthony Keller was attentive when family medical history was given and to my symptoms. Dr. Keller, responded appropriately and advised on the type of care that I would need to maintain my health. Dr. Keller's demeanor was great and his mannerisms are great.

          4 out of 5 stars
          Reviewed on 4/17/2024

          Excellent

          5 out of 5 stars
          Reviewed on 4/3/2024

          Started on time. Thorough dr.

          5 out of 5 stars
          Reviewed on 4/2/2024

          Dr. Keller was attentive and knowledgeable. He took the time to get to know me and he answered my questions patiently and thoroughly. I've already recommended him to several colleagues and friends.

          5 out of 5 stars
          Reviewed on 4/2/2024

          Amazing doctor!

          5 out of 5 stars
          Reviewed on 4/2/2024

          Caring , thoughtful, cheerful.

          5 out of 5 stars
          Reviewed on 3/28/2024

          First visit with him. Ver impressed and confident in his ability to treat me .