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Obstetrician & Gynecologist (OB/GYN)
20 years of experience
Video profile
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Mary O'Day:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (0)

The overall average patient rating of Dr. Mary O'Day is Excellent. Dr. O'Day has been reviewed by 1 patients who have provided 0 comments. The rating is 4 out of 4 stars.

Specialties & Research

Dr. Mary O'Day, MD is board certified in Obstetrics & Gynecology and Maternal & Fetal Medicine.

  • She has special expertise in 2 areas:
  • Hot Flashes
  • Menopause

Education & Awards

Dr. O'Day graduated from University of Miami . She has 1 awards.

Castle Connolly's Top Doctors™ (2013)


Dr. O'Day has 10 hospital affiliations:

  • St Lukes Hospital Of Duluth 
  • Essentia Health – St. Marys Medical Center 


  • Spanish

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Additional Information
Dr. Mary Patricia O'Day MD is a female Obstetrician & Gynecologist, has 20 years of experience and practices in Obstetrics & Gynecology and Maternal & Fetal Medicine.
Where does Dr. Mary P. O'Day practice?
Dr. Mary O'Day has 1 office location.
Dr. Mary O'Day practices Obstetrics & Gynecology and Maternal & Fetal Medicine near Duluth, MN.
See Duluth Obstetricians & Gynecologists.