Meet the Team
Alex Alverson, PhD, ABPP-CN
Clinic Director, Clinical Neuropsychologist
Clinic: Atlanta (Alpharetta)
Dr. Alverson joined Neurocognitive Specialty Group in 2023. He earned his Bachelor of Science in Psychology from Georgia Tech in 2009, and ...
Amy Cuellar, PhD, ABPP
Clinical Psychologist
Clinic: Houston (League City)
Dr. Cuellar joined Neurocognitive Specialty Group in 2020. After earning her bachelor’s degree from Southwestern University, She compl...
Anne Carlew, PhD
Clinic Director, Clinical Neuropsychologist
Clinic: Jackson (Ridgeland)
Dr. Carlew joined Neurocognitive Specialty Group in 2023. She earned her bachelor’s degree at Mississippi State University in 2012. She com...
Brian Miller, PhD
Clinical Neuropsychologist
Clinic: Houston (Missouri City)
Dr. Brian Miller is a clinical neuropsychologist who specializes in working with adults and older adults who have concerns about their memor...
Brittany Cerbone, PhD, ABPP-CN
Clinical Neuropsychologist
Clinic: San Antonio, TX
Education: Dr. Brittany Cerbone earned her bachelor’s degree in psychology from New York University and her doctorate in clinical psychology...
Brittany Walls, PhD
Clinical Neuropsychologist
Clinic: Dallas (Plano)
Dr. Walls joined NSG in 2022. Before that, she earned her bachelor’s degree in psychology from Duke University and her doctorate in cl...
Callie Dunn, PhD, ABPP-CN
Clinical Neuropsychologist
Clinic: Atlanta (Alpharetta)
Dr. Dunn joined Neurocognitive Specialty Group in 2021. She completed her PhD in clinical psychology with a major emphasis in neuropsycholo...
Daniel Proto, PhD, ABPP-CN
Clinic Director, Clinical Neuropsychologist
Clinic: Pensacola
Dr. Proto joined Neurocognitive Specialty Group in 2021. He earned his bachelor’s degree from the University of Georgia in 2004. He then com...
Erin Sullivan-Baca, PhD, ABPP-CN
Clinic Director, Clinical Neuropsychologist
Clinic: Dallas (Plano)
Dr. Sullivan-Baca is a board-certified clinical neuropsychologist who joined Neurocognitive Specialty Group in 2023. She completed her maste...
Farah Goheer, PhD
Clinical Neuropsychologist
Clinic: Atlanta (Alpharetta)
Dr. Goheer joined Neurocognitive Specialty Group in 2025. She is a clinical neuropsychologist specializing in neuropsychological evaluations...
Gavin Sanders, PhD
Clinical Neuropsychologist
Clinic: Dallas (Plano)
Dr. Sanders joined Neurocognitive Specialty Group in 2025 following completion of a two-year postdoctoral residency at The University of Tex...
Jesse Smotherman, PhD
Clinic Director, Clinical Neuropsychologist
Clinic: New Orleans (Slidell)
Dr. Jesse Smotherman is a board-eligible clinical neuropsychologist and the director of NSG’s New Orleans (Slidell) clinic. A Louisian...
Jessica Groberio, PhD
Clinical Neuropsychologist
Clinic: Remote
Education: Dr. Jessica Groberio earned her PhD from Texas A&M University in 2016, following a Master of Education at Texas A&M and a...
Jessica Utley, PhD
Clinical Psychologist
Clinic: Jackson (Ridgeland)
Dr. Jessica Utley is a clinical psychologist at NSG’s Jackson (Ridgeland) clinic, where she completed advanced postdoctoral training i...
Jonathan Fillauer, PhD, ABPP-CN
Clinical Neuropsychologist
Clinic: Houston (League City)
Dr. Fillauer joined Neurocognitive Specialty Group in 2024. He earned his bachelor’s degree in psychology at the University of Tennessee-Kno...
Laura Mai, PhD
Clinical Psychologist
Clinic: Houston (League City)
Dr. Laura Mai joined Neurocognitive Specialty Group in 2025. She earned her bachelor’s degree in psychology at Clemson University in 2...
Leslie Taylor, PhD
Clinical Psychologist
Clinic: Atlanta (Alpharetta)
Dr. Leslie Taylor joined Neurocognitive Specialty Group in 2025. She earned her bachelor’s degree in psychology with an emphasis in ne...
Maria Boix Braga, PhD
Clinic Director, Clinical Neuropsychologist
Clinic: Miami (Fort Lauderdale)
Dr. Maria Cecilia Boix Braga is a trilingual clinical neuropsychologist fluent in English, Spanish, and Portuguese. She specializes in compr...
Monica Nghiem, PsyD
Pediatric & Adult Neuropsychologist
Clinic: Dallas (Plano)
Dr. Nghiem joined Neurocognitive Specialty Group in 2026. She earned a bachelor’s degree from the University of Texas at Austin, follo...
Nicholas DenBesten, PhD
Clinical Neuropsychologist
Clinic: Pensacola
Dr. Nicholas DenBesten brings a rigorous, patient-centered approach to clinical neuropsychology at NSG Pensacola. He provides comprehensive ...
Sanam Lalani, PhD
Clinical Neuropsychologist
Clinic: Dallas (Plano)
Education: Dr. Sanam Lalani earned her doctorate in Clinical Psychology with a specialization in clinical neuropsychology from Brigham Young...
Stephanie Salinas, PsyD, ABPP-CN
Clinical Neuropsychologist
Clinic: Atlanta (Alpharetta)
Education: Dr. Stephanie Salinas earned her PsyD in Clinical Psychology with an emphasis in neuropsychology from the Georgia School of Profe...
Troy Webber, PhD, ABPP-CN
Clinical Neuropsychologist
Clinic: Houston (League City)
Education: Dr. Troy Webber earned his PhD in Clinical Psychology at the University of South Florida in 2018. He completed a two-year clinica...
Tyler Rickards, PhD, ABPP-CN
Clinical Neuropsychologist
Clinic: Baltimore, MD
Dr. Rickards joined Neurocognitive Specialty Group in 2025. He is a board-certified clinical neuropsychologist specializing in forensic neur...