Patricia Ann O'Neill, APRN

Clinical Instructor in Nursing

Departments & Organizations

Fertility Center


Patricia O’Neill is a nurse practitioner in the Obstetrics, Gynecology and Reproductive Sciences department at Yale University. Patty has worked in the field of reproductive medicine and infertility for over 20 years. Her clinical expertise includes all aspects of infertility diagnosis and treatment as well as third party reproduction. She is also a registered diagnostic medical sonographer with a specialty in obstetric and gynecologic ultrasound. Patricia has a special interest in diabetes and polycystic ovarian syndrome.

Patty’s career as a nurse practitioner began 24 years ago as a Captain in the United States Army Nurse Corps. She is a graduate of Yale University with a Masters of Science in Nursing and remains a member of their faculty. Patricia’s memberships include Sigma Theta Tau, the international nursing honor society, the American Society of Reproductive Medicine, and the American Institute of Ultrasound in Medicine.

Board Certifications

  • Certified Nurse Midwife American Nurses Credentialing Center (2009, recertified: 1/1/2014 12:00:00 AM)

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