Dr. Jonathan Kushi, M.D., is board-certified by the American Board of Internal Medicine and a Fellow of the American College of Rheumatology. He is fellowship-trained in Rheumatology. He earned his medical degree from the University of Southern California, Keck School of Medicine, and completed his residency at the Medical College of Wisconsin. Dr. Kushi brings over a decade of experience to the Rheumatic Disease Center in Milwaukee and Glendale.
Dr. Jonathan Kushi, M.D., is board-certified by the American Board of Internal Medicine and a Fellow of the American College of Rheumatology. He is fellowship-trained in Rheumatology. He earned his medical degree from the University of Southern California, Keck School of Medicine, and completed his residency at the Medical College of Wisconsin. Dr. Kushi brings over a decade of experience to the Rheumatic Disease Center in Milwaukee and Glendale.
The reviews listed below were collected independently of Rheumatic Disease Center through rater8. Each review represents an authentic and verified patient experience.
He genuinely cares for your well-being and is a good listener.
Rated 4 out of 5 stars
(1 week ago)
Nov-2026
Dr. Kushi has been my doctor since developing Ankilosing Spondylitis (AS). He is a very compassionate and caring person. He has had to deal with a lot of very challenging hurdles regarding the healthcare companies which he has dealt with expertly! I'm so very grateful to have him as my healthcare professional!
Rated 5 out of 5 stars
(2 weeks ago)
Oct-2026
Very kind, good explanation. Outstanding!
Rated 5 out of 5 stars
(2 weeks ago)
Oct-2026
Great experience highly qualified provider excellent communication and follow up.
Rated 5 out of 5 stars
(2 weeks ago)
Oct-2026
I would like to thank doctor kushi and staff for their service. Doctor kushi and staff are very professional. Doctor kushi was very respectful, explain my health situation with respect, and explain what other steps I needed to take.
Rated 5 out of 5 stars
(2 weeks ago)
Oct-2026
Compassionate and professional
Rated 5 out of 5 stars
(3 weeks ago)
Oct-2026
Excellent rheumatologist. Compassionate. He tailors treatment to your individual needs.
Rated 5 out of 5 stars
(3 weeks ago)
Oct-2026
Dr. Kushi is very knowledgeable about all aspects of RA. He is very patient and will listen and address all of the questions I have about my situation. I would highly recommend him without any reservations to my family and friends. He is an awesome physician.
Rated 5 out of 5 stars
(1 month ago)
Oct-2026
Dr Kushi is very thorough. Always goes over my meds, my problem areas and checks that I have seen my optometrist for a visual field. He takes the time to listen and makes me feel at ease
Rated 5 out of 5 stars
(1 month ago)
Oct-2026
Excellent interaction with me and talks in a way it's easy to understand. He is a Dr. I don't mind going to. Keep up the good work!
Rated 5 out of 5 stars
(1 month ago)
Sep-2026
Rheumatic Disease Center - Glendale
7080 N. Port Washington Rd. Glendale, WI 53217
Dr. Jonathan Kushi, M.D., is an accomplished rheumatology specialist who brings a wealth of experience to his role at Rheumatic Disease Center. With locations in Milwaukee and Glendale, Wisconsin, the practice is a wonderful resource for the community, and Dr. Kushi is proud to be part of the team.
Education has always shaped Dr. Kushi’s path. He began his studies at Johns Hopkins University in Baltimore, Maryland, where he earned his undergraduate degree. He remained at John Hopkins for his Master of Health Science with a concentration in molecular biology and biochemistry.
Dr. Kushi earned his medical degree at the University of Southern California, Keck School of Medicine in Los Angeles. He refined his skills and knowledge through an internship and residency at the Medical College of Wisconsin in Milwaukee.
In more than a decade of experience in rheumatology, Dr. Kushi has refined his bedside manner and communication skills to enhance his efficacy in patient care further. He enjoys getting to know those who rely on him for treatment and watching them reach their goals.
Board-certified by the American Board of Internal Medicine, Dr. Kushi strives to maintain close connections with his peers. He is also a Fellow of the American College of Rheumatology and enjoys seeking out opportunities to learn about new tools and techniques.
He genuinely cares for your well-being and is a good listener.
Dr. Kushi has been my doctor since developing Ankilosing Spondylitis (AS). He is a very compassionate and caring person. He has had to deal with a lot of very challenging hurdles regarding the healthcare companies which he has dealt with expertly! I'm so very grateful to have him as my healthcare professional!
Very kind, good explanation. Outstanding!
Great experience highly qualified provider excellent communication and follow up.
I would like to thank doctor kushi and staff for their service. Doctor kushi and staff are very professional. Doctor kushi was very respectful, explain my health situation with respect, and explain what other steps I needed to take.
Compassionate and professional
Excellent rheumatologist. Compassionate. He tailors treatment to your individual needs.
Dr. Kushi is very knowledgeable about all aspects of RA. He is very patient and will listen and address all of the questions I have about my situation. I would highly recommend him without any reservations to my family and friends. He is an awesome physician.
Dr Kushi is very thorough. Always goes over my meds, my problem areas and checks that I have seen my optometrist for a visual field. He takes the time to listen and makes me feel at ease
Excellent interaction with me and talks in a way it's easy to understand. He is a Dr. I don't mind going to. Keep up the good work!