Interventional Radiology

Philip M. Ditmanson, M.D.

• Residency and Fellowships
• Internships
  Hennepin County Medical Center, Dept. of Surgery, Minneapolis, MN, 1989-1990
• Residencies
  University of Minnesota, Dept. of Radiology, Minneapolis, MN, 1990-1994
• Fellowships
  University of Minnesota, Dept. of Radiology, Minneapolis, MN, Cardiovascular and Interventional Radiology, 1994-1995

• Education
• 1983 - BA, Augsburg College, St. Paul, MN
• 1989 - MD, University of Minnesota, Minneapolis, MN

Interventional Radiology

George R. Edmonson, M.D.

Dr. Edmonson has the distinction of earning board certification in the specialty of phlebology by the American Board of Phlebology in June 2009. 

• Residency and Fellowships
• Residencies
  Mayo Graduate School of Medicine, Rochester, MN, Diagnostic Radiology, 1983-1987
• Fellowships
  Tufts, New England Medical Center, Boston, MA, Vascular/Interventional Radiology, 1987-1988

• Education
• 1979 - BA, Reed College, Portland, OR
• 1983 - MD, University of Minnesota Medical School, Minneapolis, MN

Interventional Radiology

Timothy C. Goertzen, M.D.

Dr. Goertzen was a member of the charter class of diplomates to have the distinction of earning board certification in the specialty of phlebology by the American Board of Phlebology in July 2008. 

• Residency and Fellowships
• Internships
  University of Manitoba, Winnipeg, Manitoba, Canada, Rotating Internship, 1986-1987
• Residencies
  University of Alberta, Edmonton, Alberta, Canada, Radiology, 1987-1991
• Fellowships
  University of Nebraska Medical Center, Omaha, NE, Vascular and Interventional Radiology, 1991-1992

• Education
• 1982 - Pre-Medicine, University of Manitoba, Winnipeg, Manitoba, Canada
• 1986 - MD, University of Manitoba, Winnipeg, Manitoba, Canada

Interventional Radiology

Andrew S. Hartigan, M.D.

• Residency and Fellowships
• Internships
  St. Joseph’s Hospital, Milwaukee, WI, Transitional Year Internship, 1995-1996
• Residencies
  St. Joseph’s Hospital, Milwaukee, WI, Diagnostic Radiology, 1996-2000
• Fellowships
  OSF – St. Francis Medical Center, Peoria, IL, Vascular/Interventional Radiology, 2000-2001

• Education
• 1990 - BA, University of Colorado, Boulder, CO
• 1995 - MD, Medical College of Wisconsin, Milwaukee, WI

Interventional Radiology

Laura J. Hedlund, M.D.

• Residency and Fellowships
• Internships
  University of Minnesota, Minneapolis, MN, Department of Surgery, 1993-1994
• Residencies
  University of Minnesota, Minneapolis, MN, Department of Radiology, 1994-1998
• Fellowships
  Duke University Medical Center, Durham, NC, Vascular and Interventional Radiology, 1998-1999

• Education
• 1988 - BA, University of Pennsylvania, Philadelphia, PA
• 1993 - MD, University of Minnesota Medical School, Minneapolis, MN

Interventional Radiology

Michael M. Hummel, M.D.

Dr. Hummel was a member of the charter class of diplomates to have the distinction of earning board certification in the specialty of phlebology by the American Board of Phlebology in July 2008. 

• Residency and Fellowships
• Residencies
  University of Nebraska Medical Center, Omaha, NE, Diagnostic Radiology, 1998
• Fellowships
  University of Nebraska Medical Center, Omaha, NE, Vascular/Interventional Radiology, 1999

• Education
• 1985 - BS, Creighton University, Omaha, NE
• 1994 - MD, Ohio State University College of Medicine, Columbus, OH

Interventional Radiology

Jorge A. Leon, M.D.

• Residency and Fellowships
• Internships
  Mayo Clinic, Jacksonville, FL, Internal Medicine, 1995-1996
• Residencies
  Mayo Clinic, Rochester, MN, Diagnostic Radiology, 1996-2000
• Fellowships
  Duke University Medical Center, Abdominal Imaging, 2000 - 2001
  University of Pennsylvania, Philadelphia, PA, Angiography/ Interventional Radiology, 2001-2002

• Education
• 1993 - MD, Pontificia Universidad Javeriana, Bogota, Colombia

Interventional Radiology

Michael S. Rosenberg, M.D.

Dr. Rosenberg has the distinction of earning board certification in the specialty of phlebology by the American Board of Phlebology in June 2009. 

• Residency and Fellowships
• Internships
  University of Minnesota, Minneapolis, MN, General Surgery, June 1990 - Nov 1990
  Hennepin County Medical Center, Minneapolis, MN, Dec 1990 - June 1991
• Residencies
  University of Minnesota, Minneapolis, MN, Diagnostic Radiology, 1992-1996
• Fellowships
  University of Minnesota, Minneapolis, MN, Research Fellowship for Magnetic Resonance Imaging, 1991-1992
  University of Minnesota, Minneapolis, MN, Cardiovascular/Interventional Radiology, 1996-1997

• Education
• 1983 - BA, University of Minnesota, Minneapolis, MN
• 1990 - MD, University of Minnesota, Minneapolis, MN

Interventional Radiology

David C. Swanson, M.D.

• Residency and Fellowships
• Internships
  Hospital of St. Raphael, New Haven, CT, 1983-1984
• Residencies
  Yale University, New Haven, CT, Diagnostic Radiology, 1984-1988
• Fellowships
  Stanford University, Palo Alto, CA Cardiovascular - Interventional Radiology, 1988-1990

• Education
• 1979 - BA, Harvard College, Honors in Chemistry
• 1983 - MD, University of Cincinnati College of Medicine, Cincinnati, OH

Interventional Radiology

Thomas C. Bergen, RN

Tom cares for St. Paul Radiology patients at the SPR-Interventional Clinic in our Gallery Towers location.  

• Education
• 1992 - BA, Carleton College, Northfield, MN
• 1994 - MA, University of St. Thomas, St. Paul, MN
• 2000 - RN, Century College, White Bear Lake, MN

Interventional Radiology

Kathleen L. Madden, RN, CNP, DNP

Kathleen works with the Interventional Radiology and body imaging physicians of St. Paul Radiology.  She is most often working with these providers at HealthEast-St. Joseph's Hospital. 

• Education
• 2009 - Doctor of Nursing Practice, Metropolitan State University, St. Paul, MN
• 2004 - MS, Minnesota State University Mankato, Mankato, MN
• 2002 - BS, Minnesota State University Mankato, Mankato, MN

Interventional Radiology

Jennifer Mears, RN, CNP

Jennifer works with the Interventional Radiology physicians of St. Paul Radiology.  She is most often working with these providers at Allina- United Hospital.

• Residency and Fellowships
• Internships
  Boone Hospital Center, Columbia, MO, 1998

• Education
• 1995 - BSN, University of Missouri-Columbia, MO
• 1999 - MSN, FNP, University of Missouri-Columbia, MO

Interventional Radiology

Diane M. Meath, RN

Diane works with the Interventional Radiology physicians of St. Paul Radiology.  She is most often working with these providers at HealthPartners- Regions Hospital.

• Education
• 1976 - RN, St. Cloud State University, St. Cloud, MN
• 1979 - BSN, Mankato State University, Mankato, MN

Interventional Radiology

Nancy R. Morrissey, RN

Nancy works with the Interventional Radiology physicians of St. Paul Radiology. Her primary SPR clinic is the IR Clinic in Gallery Towers.

• Education
• 1993 - ADN, Elizabethtown Community College, Elizabethtown, KY
• 1999 - RN, Bethel College of Nursing Colorado Springs, Colorado Springs, CO

Interventional Radiology

Mary K. Schmidt, RN, CNP

Mary, (better known as Katie) works with the Interventional Radiology physicians of St. Paul Radiology.  She is most often working with these providers at Allina- United Hospital.

• Education
• 2009 - MS, Metropolitan State University, Saint Paul, MN
• 1977 - BS, College of St. Teresa, Winona, MN

Interventional Radiology

Courtney M. Smith, RN, CNP

Courtney works with the Interventional Radiology physicians of St. Paul Radiology.  She is most often working with these providers at HealthEast- St. Joseph's Hospital.

• Education
• 1999 - BS, Creighton University, Omaha, NE
• 2005 - MSN, University of Nebraska Medical Center Graduate Studies, Omaha, NE

Interventional Radiology

Andrea M. TeKippe, RN, CNP

Andrea works with the Interventional Radiology physicians at St. Paul Radiology.  She is most often working with these providers at HealthPartners- Regions Hospital.

• Education
• 1998 - BA, Luther College, Decorah, IA
• 2004 - MS, University of Minnesota School of Nursing, Minneapolis, MN

Interventional Radiology

Jean E. Tuohy, RN

Jean works with the Interventional Radiology and body imaging physicians at St. Paul Radiology.  She is most often working with these providers at HealthEast- St. John's Hospital.

• Education
• 1968 - RN, St. Mary's School of Nursing, Minneapolis, MN

Interventional Radiology

Stacy A. Vadnais, RN

Stacy works with the Interventional Radiology physicians at St. Paul Radiology.  Her primary clinic location is the IR Clinic in Gallery Towers.

• Education
• 1999 - BS, College of St. Benedict, St. Joseph, MN

Interventional Radiology

Carl A. Bretzke, M.D.

• Residency and Fellowships
• Internships
  Hennepin County Medical Center, Minneapolis, MN, 1981-1982
• Residencies
  University of Minnesota Hospitals and Clinics, Minneapolis, MN, 1982-1985

• Education
• 1976 - BA, University of Colorado-Boulder, Boulder, CO
• 1981 - MD, University of Minnesota Medical School, Minneapolis, MN

Interventional Radiology

Peter A. Bretzman, M.D.

• Residency and Fellowships
• Internships
  University of Utah Medical Center, Salt Lake City, UT, Internal Medicine, 1989-1990
• Residencies
  University of Utah Medical Center, Salt Lake City, UT, Diagnostic Radiology, 1990-1994
• Fellowships
  University of Utah Medical Center, Salt Lake City, UT, Angiography and Interventional Radiology, 1994-1995

• Education
• 1984 - BS, Biochemistry, Iowa State University, Ames, IA
• 1989 - MD, University of Minnesota Medical School, Minneapolis, MN