Dr. O’Brien has been a lover of animals their beauty and innocence since she was a little girl. Her dreams of becoming a veterinarian in order to help and speak for animals came true when she graduated from Louisiana State University in 2007. She purchased Maricamp Animal Hospital in 2012 to create an environment that always advocated for the animals no matter what the situation. Her passions for pets echo her passion for her family. married to Dr. Alberto Rullan and they have two boys that are learning to love animals as much as their parents.  Dr. Katie is also passionate about giving back to her community in her advocacy for children experiencing trauma and abuse and freeing people from the constraints of drug abuse.