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Cyber Security Incident

Madison Medical Affiliates is currently experiencing a business interruption associated with the cyber security incident at Ascension Health. As a result, access to electronic medical records and patient schedules have been impacted. Despite these limitations, Madison Medical remains open at all locations to meet your health care needs. If you are visiting our clinics during this interruption, please bring a list of your current medications. 

We are working diligently to ensure this disruption has minimal impact on our clinic operations. We will share more information as it becomes available. Thank you for your patience and thank you for entrusting Madison Medical with your care. 

Cyber Security Incident Learn More
Chad Stepke

Chad Stepke, M.D.

Dr. Chad Stepke earned his degree in medicine from the Medical College of Wisconsin in 1998. He completed his residency in Internal Medicine at Northwestern University in Chicago, Illinois and fellowship in Gastroenterology at the Medical College of Wisconsin. Board Certified in Gastroenterology, he joined the medical staff of Columbia St. Mary's in 2004.

Office Locations

Cathedral Square Gastroenterology

788 N. Jefferson Street
Suite 401
Milwaukee, WI 53202
Appointments: (414) 226-4020

Seton Gastroenterology

13133 N. Port Washington Road
Suite G16
Mequon, WI 53097
Appointments: (262) 243-2500

Ascension CSM - Gateway

801 S. 70th Street
West Allis, WI 53214
Appointments: (414) 773-6600

Additional Gastroenterology Physicians

Schedule An Appointment

Get started on the road to healing by scheduling an appointment with our Chad Stepke, M.D. Call for an appointment or complete our contact form.

Madison Medical - Cathedral Square (414) 226-4020

Water Tower Medical Commons (414) 226-4020

Ascension CSM at Gateway (414) 773-6600

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