- Medical School: Medical College of Wisconsin
- Internship/Residency: Medical College of Wisconsin
- Fellowship: Medical College of Wisconsin
- Board Certified: Internal Medicine, Rheumatology
- Clinic Locations: Waukesha and Oconomowoc
- Professional Memberships: American College of Rheumatology, Wisconsin Rheumatology Association
Philosophy of care
“I seek to build partnerships with my patients to help them take control of their conditions. I enjoy meeting and collaborating with patients to develop an individualized treatment program. ”
Hobbies and Personal Interests
Dr. Hempel is married and has one child. He enjoys hiking, camping, bird watching and gardening. He loves to travel with his wife.

