Douglas W. Ball, MD
Endocrinology
Johns Hopkins Outpatient Center (now called Levi Watkins, Jr., M.D., Outpatient Center)
601 N. Caroline St.
Baltimore, MD 21287 Directions
4.9 out of 5
248 verified ratings
248 Ratings, 112 Comments
The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy.
Jun 29, 2026
Very knowledgeable and easy to understand.
Jun 26, 2026
Dr. Ball is an outstanding physician, always caring and well informed. I feel very confident receiving care from him.
Jun 26, 2026
Exceptional service
Jun 25, 2026
Dr Ball is an excellent physician who cares for the patient.
Jun 25, 2026
Dr. Ball is an excellent provider. I appreciate his expertise.
Jun 25, 2026
Dr Ball is such an easy doctor to talk to and he makes you feel like he cares about you as a person not just a patient.
Jun 24, 2026
Very welcoming and knowledgeable in his area.
Jun 22, 2026
Dr Ball is very thorough and thoughtful. He listened to my concerns and didn't dismiss them. He answered all my questions and helped me better understand my condition and long term needs/risks
Jun 19, 2026
Dr Ball is awesome!
Jun 19, 2026
I feel Doctor Ball is attentive and thorough. I am confident in his care.
Jun 18, 2026
He is consistently attentive to my needs and listens to what I have to say.
Jun 5, 2026
Dr. Ball accepted me as a partner in my care and decisions
Jun 5, 2026
Very compassionate Understood my concerns
Jun 5, 2026
Dr. Ball is conscientious and helps by explaining everything
Jun 5, 2026
Dr. Ball is an excellent Endocrinologist and Is exactly who I needed to guide me through my MEN-2A necessitated thyroid removal and subsequent hormone replacement . He is caring, personable, thorough, and explains complex information in a easy to retain way. A Top Notch Medical Practitioner !!
Jun 4, 2026
Excellent visit! Took his time and I appreciated that
Jun 3, 2026
Dr. Ball is my thyroid cancer keeper of my personal case
Jun 3, 2026
Dr.Ball has been absolutely amazing since the very beginning and continues to provide excellent care and guidance. I feel very comfortable under his care and confident in his approach
Jun 3, 2026
My provider is very knowledgeable.
Jun 2, 2026
Dr Ball is a gem! He is so extremely knowledgeable about my health issues, takes a tremendous amount of time in reviewing test results, is compassionate and kind, and performs a thorough exam as well as explaining everything in easy to understand terms. He is friendly, kind, understanding, and always the consummate professional doctor.
May 28, 2026
Dr. BALL HAS BEEN MY DR NOW FOR OVER 25 YRS. HE HAS BEEN VERY POSITIVE THROUGH THE YRS, SND UNDERSTANDING. HE HAS DEFINITELY HELPED ME W MY CANCER NEEDS AND I BELIEVE IM STILL HERE THANKS TO HIS PROFESSIINAL EXPERTISE AND CARE.
May 26, 2026
Felt the entire team care about my health and well-being!
May 18, 2026
Delayed my chemotherapy until November....good thing!
May 14, 2026
Dr. Ball has been my endocrinologist for 30 years. He has seen me through Graves' disease & thyroid cancer. Through ups & downs on my levels. Saved my sanity for decades now. I am forever grateful.
May 12, 2026
An excellent provider!
May 4, 2026
Dr. Wilmot Ball is an excellent endocrinologist. My Hashimotos is well controlled under his care. I have no thyroid symptoms as a result of the medication he prescribes. Most important, Dr. Ball has the best bedside manner of any doctor I have ever seen. He is supportive, kind, interested, and professional. I recommend him 100%.
May 1, 2026
Outstanding physician.
May 1, 2026
Great doctor.
Apr 30, 2026
I feel very lucky to have Dr Ball as my doctor. He's caring and smart and very knowledgeable about my medical condition. He listened and asked really good questions. I was impressed.
Apr 30, 2026
Warm, considerate, excellent explainer, very smart, knowledgeable, deliberative, respectful, honest, accountable
Apr 29, 2026
Dr. Ball is top notch.
Apr 28, 2026
My provider is very good. I am completely happy with my provider and would highly recommend him.
Apr 21, 2026
Dr. Ball is a wonderful doctor who genuinely cares and facilitates the best care I could possibly have. I am very thankful to have Dr. Ball as the leader of my healthcare team.
Apr 17, 2026
Dr. Ball is always pleasant, professional, and knowledgeable!!
Apr 17, 2026
Dr Ball is outstanding. He is the most experienced endocrinologist/thyroid specialist. He is thoughtful in explaining problems and results and takes exceptional care of me
Apr 16, 2026
Dr. Ball is an excellent doctor who is very thorough, very professional, and very caring. I know that I am in very good hands for my medical care.
Apr 15, 2026
Dr Ball is an excellent specialist who explains complex things very well.
Apr 13, 2026
Another example of perfect visits at JHU
Apr 6, 2026
Dr. Ball is the best.
Apr 6, 2026
Dr Ball is a wonderful provider and I am grateful to have him on my care team!
Apr 2, 2026
Dr Ball is a blessing to us, very professional and knowledgeable about my medical needs
Apr 1, 2026
Excellent communication skills
Apr 1, 2026
Dr. Ball was wonderful! Explained my health situation, asked for my input, clearly described options, listened attentively and was extremely courteous as well as knowledgable.
Mar 26, 2026
Dr.Ball is an extraordinary physician. He is thorough, kind, knowledgeable and a great communicator. I feel I am in the best hands.
Mar 26, 2026
I have been seeing Dr. Ball since my Whipple Procedure in 2016. He takes his time explaining my medical condition, and I have the option to reach out to him if my condition deteriorates.
Mar 25, 2026
Dr Ball is a 11 on a scale of one to 10. He is listens well and had full knowledge of my history. I drive 2 hours for my annual visit. I would highly recommend him!!
Mar 23, 2026
I see Dr Ball once a year to follow up on my previous thyroidectomy. He is always on time, listens to me, answers my questions and provides me with information to insure my continued health
Mar 19, 2026
Very knowledgeable about my condition-I left with additional information and was very pleased
Mar 18, 2026
Thanks
Mar 17, 2026
I like him as a doctor. He listens. I hope he's not ready to retire yet