Mark Klaas, MD

Specialties: Critical Care Medicine, Pulmonary Disease

Practice Philosophy

“I believe in providing patient-centered care that takes into consideration a patient’s personal preferences, values, and lifestyle. In providing care, I collaborate with patients and their families to provide the education, support and tools they need to make decisions and administer self-care to improve their health.”

Hobbies/Personal Interests

Dr. Klaas is married and has two children. He enjoys running, playing the organ, and working with computers.

  • Creighton University School of Medicine, Omaha, NE
  • Creighton University School of Medicine, Omaha, NE
  • Medical College of Wisconsin Affiliated Hospitals, Milwaukee, WI
  • Tenet-St Joseph Hospital, Omaha, NE
Board Certified:
  • Critical Care Medicine
  • Internal Medicine
  • Pulmonary Disease

Gender: Male
Languages: English

Office Locations:
Mark Klaas, MD at ProHealth Oconomowoc Memorial Hospital 791 E. Summit Ave.
Oconomowoc, WI 53066
Mark Klaas, MD at ProHealth Waukesha Memorial Hospital 725 American Ave., Suite 1336
Waukesha, WI 53188