R. Michelle Sarin O'Neil, MD, FACOG

Provider Specialties
Obstetrics, Gynecology
Dr. Sarin O’Neil is a board-certified OB/GYN and has been a member of Main Line OB/GYN since 2017. Originally from Indiana, she went to Indiana University as a Wells Scholar and earned dual degrees in biology and English, graduating with honors and several awards. She went to medical school at the University of Pittsburgh School of Medicine and competed residency at The Ohio State University. She returned to Pennsylvania to practice and is a member of American College of Obstetrics and Gynecology.
While she has been active in research in the past and multiple publications to her name, she now focuses on providing cutting-edge clinical care. She enjoys caring for women in all stages of their lives. She has a particular interest in adolescent care, robotic and laparoscopic surgery, and family planning services.
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News & Resources

September 16, 2025
Axia Women’s Health Launches AI-Assisted Mammograms To Support Earlier Breast Cancer Detection
Axia Women’s Health announced today it is now offering an FDA-cleared artificial intelligence (AI) technology with every mammogram at no cost to patients. By investing in offering this additional service...
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July 7, 2026
Understanding the New Name for PCOS: What It Means for Women
You may have recently heard about a proposed new name for Polycystic Ovary Syndrome (PCOS): Polyendocrine Metabolic Ovarian Syndrome (PMOS). The proposed change reflects what healthcare providers and researchers have...
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July 7, 2026
Fertility Tracking Apps: What They Can (and Can’t) Tell You
If you’re trying to conceive, chances are you’ve considered using-or are already using-a fertility tracking app. From predicting ovulation to tracking symptoms and menstrual cycles, these apps have become...
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