Dr. Mark Bettag is board-certified in Hematology/Medical Oncology, Internal Medicine, Hospice, and Palliative Care Medicine. He began practicing in Sheboygan County in 1995. In 2004, Dr. Bettag opened Sheboygan Cancer & Blood Specialists. Patients appreciate his dedication, expertise, and deep concern for their special needs.

Dr. Bettag completed an Internal Medicine residency at Loyola University Medical Center in Maywood, Illinois, and a Hematology/Oncology fellowship at the University of Colorado Health Sciences Center in Denver.

Dr. Bettag is a member of both the American Association of Cancer Research and the American College of Physicians.

Dr. Matthews is board-certified in Medical Oncology, Internal Medicine, Hospice, and Palliative Care Medicine. He has practiced in Sheboygan since 1992. Patients and their families have known him to provide the perfect mix of expertise, commitment, and compassion. Dr. Matthews completed an internship, residency, and fellowship in Hematology/Oncology at the University of Wisconsin Hospitals and Clinics in Madison, Wisconsin.

Dr. Matthews is part of the Board of Directors for Physicians' Health Network as well as a member of the American Society of Clinical Oncology, Wisconsin Association of Hematology and Oncology, American Academy of Hospice and Palliative Medicine, and the American College of Physicians.

Dr. Barnes began practicing with our office in August 2005.

Dr. Barnes received a Bachelor of Arts with Honors in Biological Sciences from Goucher College in Baltimore, Maryland. During college, he was active in research and was awarded a Howard Hughes Fellowship for undergraduate research. He then earned a Doctor of Osteopathic Medicine degree from Midwestern University in Downers Grove, Illinois in June 2002. He completed an Internal Medicine residency at Loyola University Medical Center in Maywood, Illinois in June 2005.

His personal interests include sailing, travel, and animals of all kinds.

Dr. Hemsing was born and raised in Sheboygan, Wisconsin and attended Sheboygan South High School where he played basketball and soccer. At University of Wisconsin-Madison, he earned a Bachelor of Science in molecular biology. He then obtained his Doctor of Medicine from St. George's University School of Medicine and completed his residency in internal medicine at Froedtert and the Medical College of Wisconsin.

His personal interests include spending time with family, travel, international soccer, and Wisconsin Badgers sports.

Dr. Johnson began practicing with our office in July 2000.

Dr. Johnson received a Bachelor of Science in Biology from the University of Michigan in Ann Arbor, Michigan. He then earned a Doctor of Medicine from the Ohio State University College of Medicine in Columbus, Ohio in 1997. While there, he was awarded the Kass Fellowship from the Infectious Disease Society of America as well as the Samuel J. Roessler Research Scholarship. He completed a year-long internship and a two-year residency at the University of Colorado Health Sciences Center in Denver, Colorado. He focuses on diabetes, high blood pressure, and health concerns of the kidneys.

His personal interests include spending time with his family and mentoring children through coaching various sports teams.

Dr. Kerpe began practicing with our office in 1979.

Dr. Kerpe earned a Doctor of Medicine from Loyola University Stritch School of Medicine in Maywood, Illinois where he was elected to the Alpha Omega Alpha Honor Society. He then did a year of postgraduate work in Pathology at Good Samaritan Hospital in Portland, Oregon followed by an internship and residency in Internal Medicine at Loyola University Medical Center. Throughout his years in Sheboygan, he has been instrumental in developing the St. Nicholas Hospital Diabetes Program. His areas of interest include management of diabetes, diseases of the kidneys which resulted in the development of the St. Nicholas Hospital Dialysis Unit in 1981, and care of the aging adult.

His personal interests include bicycling, scuba diving, fishing, and sailing.

Dr. Schleevogt began practicing with our office in June 1993.

Dr. Schleevogt received a Bachelor's Degree from St. Olaf College in Northfield, Minnesota. He then earned a Doctor of Medicine from the University of Illinois at Rockford in 1989. He completed an Internal Medicine residency and a one-year chief residency at the Abbott Northwestern Hospital in Minneapolis, Minnesota.

His personal interests include photography and biking.

Dr. Zurich began practicing with our office in August 2011.

Dr. Zurich received a Bachelor of Science in Biology from Emory University in Atlanta, Georgia in 2003. She then earned a Doctor of Osteopathic Medicine from Midwestern University in Downers Grove, Illinois. She completed an Internal Medicine residency at Rush University Medical Center in Chicago, Illinois. She also served as a hospitalist at Rush University. She enjoys counseling on weight loss management.

Her personal interests include spending time with her husband and two young boys as well as traveling and enjoying good food with family and friends. She is an active member of the Sheboygan Service Club and volunteers regularly with P.A.C.E.