Notice
UW Health recently identified and investigated a security incident regarding select patients’ information.Learn more
UW Health recently identified and investigated a security incident regarding select patients’ information.Learn more
In Wisconsin clinic and hospital locations masks are required during all patient interactions. In Illinois clinic and hospital locations masks are required in some areas and strongly recommended in others.Learn more
Dr. Ritter is board certified in allergy and immunology. He earned his medical degree from the University of Wisconsin School of Medicine and Public Health (formerly UW Medical School), Madison, WI. He completed his internship at the Georgetown University Medical Center, Washington, DC and completed his residency and fellowship at University of Wisconsin Hospital and Clinics, Madison, WI.