Irene O'Shaughnessy, MD, FACP

Irene O'Shaughnessy, MD, FACP

Professor of Medicine
Division of Endocrinology, Department of Medicine

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Dr. O'Shaughnessy is a Professor of Medicine and Director of Clinical Services in the Division of Endocrinology, Metabolism, and Clinical Nutrition at the Medical College of Wisconsin in Milwaukee.

Dr. O'Shaughnessy specializes in the treatment of Type 1 Diabetes, Diabetes in Pregnancy, and general endocrinology. She has been honored as one of the Best Doctors in America: Midwest Region and by Milwaukee Magazine as one of Milwaukee's Top Doctors.

Care Emphasis

  • Diabetes Type 1 & 2
  • Insulin Pump Treatment
  • Diabetes in Pregnancy
  • Adrenal Disease
  • Hirsutism
  • Thyroid Disease
  • Metabolic Bone Disease
  • Endocrine Disorders
  • Parathyroid Disease
  • Pituitary Disease
  • Metabolic Syndrome
  • Obesity

Joined Medical College of Wisconsin

  • 1989


  • Doctor of Medicine - University of Illinois College of Medicine at Chicago (1983)
  • Internship - Medical College of Wisconsin - Milwaukee (1983-1984)
  • Chief Medical Resident, University of Wisconsin, Madison, WI, 1986-1987
  • Fellowship in Endocrinology & Metabolism - Medical College of Wisconsin Affiliated Hospitals - Milwaukee (1987-1989)
  • Residency - University of Wisconsin Hospitals and Clinics - Madison (1984-1986)

Board Certifications

  • Internal Medicine
  • Endocrinology, Diabetes and Metabolism


  • English
  • German