About Sher Fertility - New York

Althea O’Shaughnessy , M.D.

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Dr. Althea O’Shaughnessy recently joined Sher Fertility Institute, bringing her 27 years’ experience in the field of Reproductive Endocrinology. Her philosophy is focused on patient-centered, compassionate care and individualized diagnosis and treatment. She has been voted by her peers as a Castle Connolly Top Doctors Award recipient for five straight years and has a wealth of expertise in the field.

Dr. O’Shaughnessy is a seasoned Reproductive Endocrinologist with 27 years’ experience in the field, 19 of which she served as Medical Director of her own clinic in New Jersey. She is a native of New York and completed her schooling, residency, and fellowship in the Northeast.

Dr. O’Shaughnessy has been recognized by her peers and patients as an outstanding and compassionate physician and lives by a philosophy of personalized care. In her own words:

“Throughout my years of practicing as a Reproductive Endocrinologist, taking the time to educate patients about their diagnosis and discussing various treatment options that are tailored to their specific needs has been central to the way I deliver quality medical care.”  

To schedule a consultation with Dr. O’Shaughnessy, fill out the request form on this page or call: 866-747-6692


Patients Say…

“Dr. O’Shaughnessy is the best doctor I have ever been to…and I have been to many for many different things. I never felt worried or scared, even in non-pleasant situations because I knew I was getting the best care out there. She is friendly, yet professional, and extremely knowledgable and helpful in every aspect that you need a doctor to me. She is a true asset to the medical field!“


“My husband and I had a wonderful experience with Dr. O’Shaughnessy and her staff. From diagnosis, to treatment, and now to baby on the way. At other practices, you are one of many and may feel like a number, but with Dr. O’Shaughnessy, you get wonderful, personalized care.”

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