Medical team

Led by a team of medical, radiation and surgical oncologists, we use the most recent research and technology available to provide a full complement of preventive, diagnostic, treatment and support services.

Our multidisciplinary team includes nurses specialized in oncology, pharmacists, physicists, radiation therapists, chaplains, psychotherapists, music therapists, complementary therapists, social workers, research nurses and a genetics counselor.

These experienced professionals work closely with a patient’s primary care doctor to provide the very best diagnosis and treatment options available. Learn more about our staff, their areas of expertise and education by clicking on the links below.

Medical oncologists

J. Paul Carlson, MD
Cathleen Chen, MD
Steven F. Duane, MD
Joseph W. Leach, MD
Martin W. Lee, MD
Mark Menge, MD
Amy B. Spomer, MD
Michaela Tsai, MD
Mark A. Wilkowske, MD

Radiation oncologists*

Robert Haselow, MD   
Wayne Spears, MD  
Paul Sperduto, MD

*Park Nicollet Cancer Center partners with Minneapolis Radiation Oncologists to provide radiation oncology services.

Surgical oncologist

Keith M. Heaton, MD

Gynecologic oncologists

Park Nicollet Cancer Center partners with University of Minnesota to offer gynecological oncology services.

Nurse practitioners

Mary Ehresman, FNP
Lori J. Fewer, CFNP
Marcia Soules, ANP-C, OCN