Our Providers

Dr. Taylor Sorenson is a Clinical & Sport Psychologist and is the founder of both L.A. Psychological Assessment (LAPA) & Advantage Psychology and Mental Performance Center. She received her doctoral degree in Clinical Psychology from California Lutheran University and completed her doctoral internship at the University of Oklahoma. She completed her post-doctoral training at a private practice in Norman, Oklahoma, where she became the Clinic Director and oversaw the assessment side of the practice and internship training program. She is proud and excited to bring her skills in and passion for psychological assessment back home to Los Angeles.
 
Her areas of clinical focus include psychological testing, sport psychology, performance psychology, anxiety disorders, ADHD and learning disorders, and mood disorders.
 
When she isn’t in the office, she enjoys attending athletic events, spending time with her family and friends, quick trips to Disneyland, and hanging out with our official office mascot, Olive.

Dr. Shauna Marsh is a clinical psychologist with LAPA.  Dr. Marsh earned her doctorate degree in Clinical Psychology from California Lutheran University and completed her pre-doctoral internship with Kern Behavioral Health and Recovery Services.  While her university may be affiliated with a specific religion, Dr. Marsh is welcoming of any and all religious and spiritual backgrounds.
 
She has worked in the clinical setting since 2013 within various sites including community mental health, juvenile justice, elementary and middle schools, and with the Conditional Release Program of Kern County.  Her areas of clinical focus are with children and adolescents, forensic-involved individuals, and psychological assessment.  
 
Dr. Marsh considers herself a lover of coffee, nature, and all living beings.  She is often found geeking out over rare indoor plants and figuring out how to grow tomatoes.  She is passionate about social justice and advocating for those in need. 

Dr. Jon Fledzinskas received his BA in Psychology from California State University, Channel Islands in Camarillo, CA, and then completed both his Masters and Doctorate in Clinical Psychology at California Lutheran University in 2020.

Dr. Fledzinskas has predominantly worked with adolescents and adults at a variety of centers. His formal training while in graduate school found him at several places practicing clinical psychology, including a community counseling clinic, a family medicine center, and an undergraduate college counseling center. He eventually went to Norman, OK in 2019 as part of the inaugural class at the Oklahoma Sport Psychology Consortium, where he worked at two separate sites: Psychological Resources for OU Student-Athletes (PROS) at the University of Oklahoma and Commander Counseling and Wellness. During his internship year, he accrued extensive experience delivering mental skills training, counseling, and psychological testing with many different Division I student-athletes at OU and general population clients in the Norman area. For his post-doctoral training in 2020, he remained working at Commander Counseling and Wellness and continued to provide mental skills training, counseling services, and psychological testing with children, adolescents, and adults in Norman and other surrounding areas.

Dr. Fledzinskas utilizes a client-centered, acceptance-based approach in therapy. He focuses on his clients’ strengths to help them develop a working relationship with their minds and emotions, assisting them in understanding what change they want to create in their lives and to then work toward their goals. Dr. Fledzinskas seeks to empower his clients and guide them in navigating their life’s challenges and help them find meaning and purpose in their daily living.

During his downtime, he enjoys spending time with his partner, family, and friends, playing competitive esports online, playing pick-up basketball, and reading a variety of books involving clinical and sport psychology concepts and ideas!

Miguela Toledo is a Clinical Psychology PsyD student at Pepperdine University. She earned her BS in Psychology from the University of Minnesota - Twin Cities in 2023, followed by her MA in Clinical Psychology with an Emphasis in Marriage and Family Therapy from Pepperdine University in 2025.

Miguela works with children, adolescents, adults, and couples across a range of clinical concerns, including anxiety, depression, emotional dysregulation, trauma, and life transitions. She has provided therapeutic services to children, adolescents, and families at Partnerships to Uplift Communities (PUC) Schools, works with adults and couples at the Pepperdine University West LA Community Counseling Center, and works with children, adolescents, and adults at Advantage Psychology and Mental Performance Center. Miguela is dedicated to providing compassionate, client-centered care and values creating a collaborative therapeutic environment that honors each individual's unique experiences, strengths, and goals. Her work is grounded in a commitment to serving diverse populations.

Outside of her clinical work, Miguela enjoys reading, walking along the beach, intentional movement, and spending quality time with loved ones. She also loves exploring new restaurants and cafes around Los Angeles.

Andrea is a pre-licensed doctoral student at Azusa Pacific University, earning her PsyD in clinical psychology. She received a Master of Arts in Clinical Psychology from Pepperdine University in 2022 and a Bachelor of Arts in Psychology from Mount Saint Mary’s University in 2020.

She has 3 years of experience working with adolescents, young adults, and older adults who have experienced a wide range of psychological distress: anxiety, depression, ADHD, Autism Spectrum Disorder, grief and loss, life transitions, etc. She provided services at Azusa Community Counseling Center, Mount Saint Mary’s University Counseling Center, University of LaVerne Counseling Center, and plans to begin providing services at Pepperdine University’s counseling center in the fall. From her experience primarily working with young adults, she understands the values of early assessment as it assists the client throughout their lifetime.
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In her personal time, she spends time with her three dogs, family, and friends. However, on days where she does not have plans, she will bake, cook, and relax with her dogs to recuperate from the hectic week.

Diana Aramyan is a PsyD student at California Lutheran University and is very excited to be training at L.A. Psychological Assessment! She earned her B.S. in Neuroscience and minored in Psychology at the University of California, Riverside.

Diana has experience working with adults who suffer from anxiety disorders, panic attacks, depression, OCD, relationship concerns, disordered eating, and managing mental health in the context of chronic physical illness. She primarily uses Acceptance and Committment Therapy (ACT) and informal exposure techniques to help clients live in their values and achieve their goals.
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When she is not working/studying, Diana enjoys spending time with family and friends, watching movies, reading, and trying new boba shops in her area!

Casey Suh is a PsyD student at Azusa Pacific University (APU). She received her BA in Liberal Studies with a minor in Psychology from APU in 2018. She received her MA in Psychology from the online Graduate School of Education and Psychology at Pepperdine University in 2022. She recently completed her second MA in Clinical Psychology from APU in 2026.

Casey spent five years teaching kindergarten in Las Vegas, Nevada, an experience that deepened her passion for working with people across all stages of life. She has experience working with both children and adults navigating a wide range of challenges, including anxiety, depression, suicidal ideation, ADHD, grief, Bipolar II, and family dynamics. She has served as a therapist at Dr. Parie Psychological Services within Orange County Family Wellness Group, where she applied individualized, client-centered care, including play therapy. She has contributed to psychological assessments alongside her clinical team. Additionally, Casey has gained experience in university settings at both APU and Whittier College.

Outside of her clinical work, Casey enjoys spending time outdoors, whether walking or hiking with loved ones near home, along the beach, or at local parks. She also recharges by watching her favorite shows and finds grounding in arts and crafts as a way to nurture the mind-body connection.

Katherine Dobson is a current PsyD student at California Lutheran University. She received her Bachelor of Arts in Psychology and Bachelor of Arts in Spanish from the University of California, Davis in 2022. She will be receiving a Master of Science in Clinical Psychology this Fall.

Katherine has experience working with diverse and underserved populations with concerns related to depression, anxiety, substance use, and trauma. Her most recent training site was at Ventura County Medical Center, and she will be training with UCLA Rape Treatment Center in the upcoming year. Katherine's clinical interests are in crisis intervention and trauma treatment.

Outside of work and school, Katherine enjoys Olympic weightlifting, spending time with loved ones, and being in nature.

Olive is LAPA’s official office mascot. She is soft, cuddly, and sweet as pie. Miss Olive has what is called exotropia, which is when one or both of the eyes turn outward (in her case, both), but she embraces her differences and has all the confidence in the world! She is a Maltipoo and is hypoallergenic.