Very helpful and good with kids

He always provides the best care and explanations to both myself and my children. Very appreciative of his expertise.

Dr. O'Brien is the kindest, most knowledgeable doctor and cares about his patient.

Dr O'Brien is a fantastic doctor.

He's the BEST! Very in tuned to our needs , great listener

Trustful, respectful, and knowledgeable. Very pleasant and kind with kids.

Dr. Was good. It is frustrating not to be able to call the practice directly -- the Endeavor call line / phone tree is impossible!

We love Dr O Brien! He is the very best! So kind and thoughtful and always teaching us so much!!!

Dr. O'Brien is knowledgeable, caring, respectful, and responsive. I've appreciated having him as my daughters care provider over the years.

Dr. O'Brien is and has always been a very informative, non-alarmist, kind, and communicative pediatrician. He is great at communicating with parents and children. He is able to put you at ease almost instantaneosuly.