Skip to main content

We're committed to keeping you and our caregivers safe. That's why we're requiring universal mask use, temperature checks, social distancing and visitor restrictions. Learn more. Have COVID-19 questions? Call 573.348.7419.

Provider directory

Go to provider search

William Decker, M.D.

Facilities Lake Regional Cancer Center
Medical School Medical College of Wisconsin, Milwaukee
Residency Medical College of Wisconsin, Radiation Oncology, Milwaukee
Board certification

American Board of Radiology, May 2000