
Highlights
Johns Hopkins Affiliations:
- Johns Hopkins Community Physicians
About John Zachary Hughes
Johns Hopkins Physician
Background
J. Zachary Hughes, MD, MPH, is the medical director of JHCP Sibley Primary Care specialized in Internal Medicine. He has clinical interests in comprehensive preventive medicine and management of diabetes mellitus. Prior to his career at Sibley Primary Care, he completed his medical residency at The Ohio State University, during which he was actively involved in medical education and received a Resident Teacher Award.
Dr. Hughes earned his Medical Degree at Drexel University, graduating with awards for clinical excellence. During medical school, he additionally completed his Masters in Public Health with a focus in Policy and Advocacy. In addition to his clinical interests, Dr. Hughes is a proponent for policies that support health living and well-being, such as his implementation of smoke-free policies on the Drexel University Campus and work with the Philadelphia Department of Public Health and Department of Health and Human Services in D.C.
Dr. Hughes is dedicated to a holistic approach to patient care and helps patients take steps to prevent and reduce disease.
Locations
- Sibley Memorial Hospital
- 5215 Loughboro Road Northwest, Suite 300, Washington, DC 20016
- phone: 202-537-4400
- fax: 202-537-4440
Expertise
Education
The OSU Wexner Medical Center
Residency, Internal Medicine, 2020Drexel University College of Medicine
Medical Education, MD MPH, 2017Drexel University College of Medicine
Graduate School, MPH, 2016Board Certifications
Internal Medicine
American Board of Internal Medicine, 2020Insurance
- 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
265 ratings, 106 reviewsThe 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.
- 5 out of 5 starsReviewed on 3/21/2025
Dr. Hughes is excellent- extremely competent, thorough, and caring.
- 5 out of 5 starsReviewed on 3/21/2025
Test results are not yet provided. Dr. Hughes will provide direction once they are completed.
- 5 out of 5 starsReviewed on 3/20/2025
Love my Dr great guy
- 5 out of 5 starsReviewed on 3/17/2025
Zach Hughes appears to be an excellent clinician who listens and answers questions in understandable language.
- 5 out of 5 starsReviewed on 3/17/2025
Great provider. Dr Hughes is very thorough and attentive. But it's absurdly difficult to get an appointment. It's as if you want it to be difficult to see a PCM.
- 5 out of 5 starsReviewed on 3/14/2025
Dr. Hughes is thoroughly professional and wonderfully empathic. Have recommended him to many friends.
- 5 out of 5 starsReviewed on 3/14/2025
Dr Hughes is an outstanding carer with a light touch. He's clear, professional and knowledgeable.
- 5 out of 5 starsReviewed on 3/11/2025
John Z. Hughes, is one of the best doctors I ever had.
- 5 out of 5 starsReviewed on 3/10/2025
Dr Hughes is one in a million. He is kind, knowledgeable and patient.
- 5 out of 5 starsReviewed on 3/10/2025
Easy to talk to and anticipates questions or comments from the patient. Very personable and concerned about the patient's issues.
- 5 out of 5 starsReviewed on 3/7/2025
Very invested in his patients care & very knowledgeable.
- 5 out of 5 starsReviewed on 2/14/2025
Dr Hughes was amazing! This was my first visit with him and he spent a great deal of time with me going through my medical history and discussing a plan to manage my health.
- 5 out of 5 starsReviewed on 2/14/2025
Dr. Hughes is patient and knowledgeable, always current about my health.
- 5 out of 5 starsReviewed on 2/13/2025
Dr. Hughes is great!
- 5 out of 5 starsReviewed on 2/10/2025
Dr Hughes is an outstanding physician.
- 5 out of 5 starsReviewed on 2/6/2025
Dr. Hughes is great. He reviewed all medical issues, took the time to cover any issue of concern, and then arranged any needed next steps.
- 5 out of 5 starsReviewed on 2/4/2025
The best.
- 5 out of 5 starsReviewed on 2/3/2025
Very approachable and good listening skills doctor.
- 5 out of 5 starsReviewed on 2/3/2025
Dr Hughes is the absolute best! He takes the time to go over everything, answers all questions. I hope Hopkins can retain this outstanding medical talent. He has made an incredible difference to the quality of the practice.
- 5 out of 5 starsReviewed on 1/31/2025
Exceptionalbedside' manner! He explained how, why and when to take the thyroid medication. Great discussion about the impact of thyroid and also about my slightly high A1C level. Really appreciate his thoroughness!!!
- 5 out of 5 starsReviewed on 1/24/2025
Dr. Hughes is attentive, thoughtful, and a good listener.
- 5 out of 5 starsReviewed on 1/24/2025
Dr. Hughes is wonderful. He reads my charts before our visit, is quick to respond to my questions, and an excellent, thoughtful doctor. I'm very pleased to have found such a caring provider. Please make sure he stays!
- 5 out of 5 starsReviewed on 1/24/2025
Very kind. Leaned in.
- 5 out of 5 starsReviewed on 1/13/2025
Great care and support
- 5 out of 5 starsReviewed on 1/13/2025
Professional and friendly
- 5 out of 5 starsReviewed on 1/10/2025
Outstanding primary care physician who takes his time and listens to the concerns of his patient.He identifies and recommends needed medical services.
- 5 out of 5 starsReviewed on 1/6/2025
Dr. Hughes was excellent. He is very thorough and very knowledgeable. This was my first visit with him and he addressed all of my medical concerns.
- 5 out of 5 starsReviewed on 12/20/2024
He is excellent.
- 5 out of 5 starsReviewed on 12/16/2024
Listened so closely to what I described that he may have identified patterns that may hint at a diagnoses I had not heard or considered before. Provided a rapid plan to follow up on new possible diagnosis. In general, very well versed in my health care and physical history. Helped me better define my problems and symptoms.
- 5 out of 5 starsReviewed on 12/13/2024
Very Professional, &Throu.
- 5 out of 5 starsReviewed on 12/11/2024
Dr. Hughes is an excellent physician. I feel fortunate to have him as my primary care doctor.
- 5 out of 5 starsReviewed on 12/6/2024
Great. Dr Hughes is terrific
- 5 out of 5 starsReviewed on 12/5/2024
I had an excellent experience. Dr. Hughes is exceptional, and the nurse that Facilitated the meeting was excellent as well.
- 5 out of 5 starsReviewed on 12/5/2024
He was soon available. NO long wait.
- 5 out of 5 starsReviewed on 12/4/2024
Dr. Hughes presents a very calm, attentive manner. He listens and responds. A very responsible physician
- 5 out of 5 starsReviewed on 11/21/2024
John Z. Hughes
- 5 out of 5 starsReviewed on 11/15/2024
My Dr , Dr Z Hughes is very caring and I am very happy to be his patient , Please keep him happy so he will continue his practice in this office
- 5 out of 5 starsReviewed on 11/11/2024
He is excellent and should receive award .
- 5 out of 5 starsReviewed on 11/8/2024
The best!
- 5 out of 5 starsReviewed on 11/7/2024
I recommend Dr Hughes regularly - he's the best or one of the best PCP's that I've had and I've had several excellent ones throughout my adult life.
- 5 out of 5 starsReviewed on 11/7/2024
Dr. Hughes is a superb physician. My appointment was for annual exam. Dr Hughes listened carefully about my concern and immediately ordered the necessary test. He also recommended the next steps and helped in making the appointment with referring doctor without having to wait months. I really appreciate such excellent care. Dr. Hughes assistant and everyone I had pleasure to talk with during my visit was very professional and helpful. Great team!
- 5 out of 5 starsReviewed on 11/6/2024
Considering my age, I have had a lot of experience with physicians. My late husband was one, so is my daughter. I have also worked in physicians offices for several years. Most experiences were positive. However, Dr. Hughes makes the top of the list. He is always professional, and especially very kind and patient. I am grateful to have him as my primary care physician. Please do your part so that he stays with your office.
- 5 out of 5 starsReviewed on 11/5/2024
Dr. Hughes is a master of medicine. He is innovative, creative and always patient focused. He significantly improves my health.
- 5 out of 5 starsReviewed on 10/31/2024
Dr. Hughes is a perfect motor. He knows and remembers my history, which is complex, and keeps me pointed in directions that keep me healthy. I am very lucky to have him.
- 5 out of 5 starsReviewed on 10/28/2024
Dr. Hughes is a gem. He is personable and complete with my annual exam, answers all questions, and is thorough.
- 5 out of 5 starsReviewed on 10/25/2024
The greatest
- 5 out of 5 starsReviewed on 10/24/2024
Responsive and attentive
- 5 out of 5 starsReviewed on 10/21/2024
Thank you!
- 5 out of 5 starsReviewed on 10/21/2024
Dr. Hughes is amazing. He is an active listener, great communicator, empathetic, competent, compassionate, respectful, and has great hair. :0) :)
- 5 out of 5 starsReviewed on 10/18/2024
Very efficient and easy to speak to
- 5 out of 5 starsReviewed on 10/18/2024
Everything was excellent. Thank you.
- 5 out of 5 starsReviewed on 10/17/2024
I would like to transfer to DR ZACHARY HUGHES as my permanent DOCTOR he's the best
- 5 out of 5 starsReviewed on 10/17/2024
Polite, personable,concerned, understanding and thorough.
- 5 out of 5 starsReviewed on 10/14/2024
Dr Hughes is an excellent provider. He is very concerned about my health and mental health.
- 5 out of 5 starsReviewed on 9/30/2024
Dr. Hughes is a wonderful, caring physician. Thank you
- 5 out of 5 starsReviewed on 9/30/2024
Very happy with Sibley Primary Care. Keep up the good work.
- 5 out of 5 starsReviewed on 9/16/2024
Very pleasant, concern about my overall health Issues. Ask questions also along with asking if I had any problems that need his attention. Very, very good bedside manners.Couldn't ask for a better doctor.Fantastic and a great personality.
- 5 out of 5 starsReviewed on 9/16/2024
Listens well. Attentive to my concerns and questions. Gently and firmly corrects my misapprehensions and explains potential diagnoses and concerns.
- 5 out of 5 starsReviewed on 9/9/2024
Dr. Hughes is an exceptional physician. He listens, provides explanations, and shows compassion. I'm very pleased with his care and dedication to helping me improve my health.
- 5 out of 5 starsReviewed on 9/9/2024
Dr. Hughes is one of the best medical providers I've ever had in over 30 Years of receiving medical care. He is an outstanding doctor with exceptional medical knowledge and expertise coupled with his extraordinary kindness and care towards his patients. Dr. Hughes's care is truly exceptional and I feel truly blessed to have him as my doctor as he has made a tremendous difference in the quality of my health.
- 5 out of 5 starsReviewed on 8/30/2024
Dr Hughes is an excellent PCP.
- 5 out of 5 starsReviewed on 8/29/2024
Dr.Hughes was alert and listened carefully to my concerns before responding.
- 5 out of 5 starsReviewed on 8/16/2024
Dr. Hughes is extremely thorough, caring and compassionate, excellent communication skills, great bedside manner, answered all of my questions and concerns. Dr. Hughes is an exceptional doctor.
- 5 out of 5 starsReviewed on 8/12/2024
Good not great
- 5 out of 5 starsReviewed on 8/9/2024
Dr. Hughes is outstanding provider, attentive, respectful, empathetic and compassionate.
- 5 out of 5 starsReviewed on 8/8/2024
I definitely like Dr Hughes!
- 5 out of 5 starsReviewed on 8/8/2024
Dr. Hughes is great doctor. He is easy to talk to, listens carefully, and provides good and considerate advice. I am delighted that he is my primary care doctor. If he is late because of his previous appointment,, he apologizes for the delay. His assistant [ ] is efficient and friendly.
- 5 out of 5 starsReviewed on 8/1/2024
Dr.Hughes is exceptional in every way. He is attentive, thoughtful, knowledgeable, skillful and caring. He goes above and beyond.
- 5 out of 5 starsReviewed on 7/29/2024
Dr. Hughes is a great doctor. He knows my history and always puts new stuff in perspective. I have had a lot of health issues, and right now am having to deal with cancer. He is always there for me when I have questions and keeps me on track to get the right treatments. I feel so lucky to have him working to keep me going and doing better.
- 5 out of 5 starsReviewed on 7/25/2024
Dr. Hughes is the best, thank you for caring for me.
- 5 out of 5 starsReviewed on 7/22/2024
Excellent video visit. Got advice on several issues: A1C blood work, foot issues, knee injury. Dr. Hughes was very attentive and concerned. Ordered future blood work. Pulled up recent MRI report from outside provider and read results fur me.
- 5 out of 5 starsReviewed on 7/19/2024
My provider is very thorough and cares about his patients health
- 5 out of 5 starsReviewed on 7/19/2024
Dr Hughes is great!
- 5 out of 5 starsReviewed on 7/18/2024
Excellent doctor, very knowledgeable and through.
- 5 out of 5 starsReviewed on 7/10/2024
We talked about past and current issues and what might be done to maintain my health
- 5 out of 5 starsReviewed on 7/10/2024
I appreciated that he was unhurried and talked to me about each of my concerns.
- 5 out of 5 starsReviewed on 7/8/2024
Great
- 5 out of 5 starsReviewed on 7/8/2024
Excellent visit
- 5 out of 5 starsReviewed on 7/5/2024
Dr Hughes is Number One! Best if all the doctors I've ever seen
- 5 out of 5 starsReviewed on 7/5/2024
Friendly and thorough at all times.
- 5 out of 5 starsReviewed on 7/5/2024
I was treated very well & respected
- 5 out of 5 starsReviewed on 7/3/2024
The provider has always been good. Accessibility was much better this time than in the past.
- 5 out of 5 starsReviewed on 7/2/2024
Great bedside manor, smart, nice, knowledgeable, and caring. God bless him.
- 5 out of 5 starsReviewed on 7/1/2024
I thought Dr. Hughes was an exceptionally good communicator. Very impressed.
- 5 out of 5 starsReviewed on 6/28/2024
Outstanding! Thoughtful, patient centered.
- 5 out of 5 starsReviewed on 6/27/2024
Best doc ever.
- 5 out of 5 starsReviewed on 6/25/2024
Excellent.very good
- 5 out of 5 starsReviewed on 6/24/2024
Dr Hughes was thorough, kind and professional as always.
- 5 out of 5 starsReviewed on 6/24/2024
Dr. Hughes is a "rockstar" Doctor. He and his team take great care of me, and my health. I have total confidence in Dr. Hughes.
- 5 out of 5 starsReviewed on 6/21/2024
Great team!
- 5 out of 5 starsReviewed on 6/21/2024
Dr. Hughes is an excellent primary care physician.
- 5 out of 5 starsReviewed on 6/17/2024
He is so patient, concern about your problems and very caring. He listens very good to you. He is so calm and kind.
- 5 out of 5 starsReviewed on 6/14/2024
Dr. Hughes is very Knowledgable and caring. He has impeccable bedside manners.
- 5 out of 5 starsReviewed on 6/11/2024
My mother has dementia and aphasia, so her ability to communicate is declining, but Dr. Hughes always shows concern and tries to address her directly
- 5 out of 5 starsReviewed on 6/10/2024
Excellent service
- 5 out of 5 starsReviewed on 6/10/2024
Focused. Sense of humour. Clear explanations. Considerate of my opinions.
- 5 out of 5 starsReviewed on 6/5/2024
Awesome as always!
- 5 out of 5 starsReviewed on 6/5/2024
Dr Hughes is thorough, prepared, and clear as he reviews my care. I feel "well tended.
- 5 out of 5 starsReviewed on 5/29/2024
He a great physician .
- 5 out of 5 starsReviewed on 5/29/2024
I feel fortunate to have Dr Hughes as my provider.
- 5 out of 5 starsReviewed on 5/23/2024
Dr saw me for a persistent cough. Listened to my chest and thought he heard some pneumonia. Ordered an x-ray and explained my treatment options. When x-ray confirmed pneumonia, Dr called In Rx and contacted me with results. Will follow up in a few weeks.
- 5 out of 5 starsReviewed on 5/3/2024
Dr Hughes very knowledgeable & he coordinated with my team of hepatology to best care for me.
- 5 out of 5 starsReviewed on 5/2/2024
Dr. Hughes Is caring, attentive and responsive in his action with me as a patient.
- 5 out of 5 starsReviewed on 5/1/2024
Dr Hughes appears forthright and still friendly and helpful in helping me address my concerns.
- 5 out of 5 starsReviewed on 4/29/2024
He is truly a wonderful doctor. He remembers my issues and provides the recommendations that can help me. I know I am in good hands with him as my primary doctor.
- 5 out of 5 starsReviewed on 4/29/2024
First visit and I'm delighted to have Dr. Hughes as our family doctor.