Meet Our Providers! Owner: Gerard R. Williams, Ph.D. – Clinical Neuropsychologist Nurse Practitioners: Julia Cherrone, DNP, PMHNP-BC Katie Bailey, MSN, PMHNP-BC Erin Jacobs, MSN, PMHNP-BC Clinical Therapists: Donna Marion, LMSW Anthony Ennis, LLPC Nichole Mead-Hall, LLP Laurie Maxwell, LMSW