Dr. Eliza LanzilloPhD, Licensed Clinical Psychologist
Psychiatry
at The Arete Center — Greenwood Village, CO
About
Eliza Lanzillo, PhD, is a Licensed Clinical Psychologist who specializes in anxiety, OCD, and related conditions in children, adolescents, and adults. She earned her undergraduate degree in Psychology from Brown University and her PhD in Clinical Psychology from The Catholic University of America. Her predoctoral internship took place in the OCD Program at Baylor College of Medicine, where she developed focused clinical expertise in obsessive-compulsive and anxiety-related disorders.
Dr. Lanzillo's areas of specialty include social anxiety, separation anxiety, health anxiety, panic disorder, phobias, misophonia, and body-focused repetitive behaviors. She uses ERP, ACT, and CBT as her primary treatment approaches. Her practice reflects a commitment to acceptance, cultural humility, and building a non-judgmental therapeutic environment. She also conducts psychological assessments and offers telepsychology to clients in PSYPACT states. Her published research contributions span suicide prevention and treatment intervention. Outside of clinical work, she enjoys travel, hiking, and cooking.
Education & Training
Undergraduate
Psychology, Brown University
Additional Training
PhD in Clinical Psychology, The Catholic University of America; APPIC-accredited predoctoral internship, OCD Program at Baylor College of Medicine
Certifications
Conditions Treated
Who is Dr. Lanzillo right for?
Dr. Lanzillo is a strong fit for children, adolescents, and adults managing anxiety or OCD-spectrum conditions. Patients dealing with social anxiety, panic disorder, phobias, or body-focused repetitive behaviors benefit from her focused expertise. She creates a non-judgmental, culturally humble environment that supports acceptance-based work. Clients outside the Denver area can access her services through telepsychology in PSYPACT states.
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Frequently Asked Questions
Dr. Lanzillo specializes in anxiety, OCD, and related disorders. Her clinical focus includes social anxiety, separation anxiety, health anxiety, panic disorder, phobias, misophonia, and body-focused repetitive behaviors. She treats children, adolescents, and adults.
Dr. Lanzillo primarily uses Exposure with Response Prevention (ERP), Acceptance and Commitment Therapy (ACT), and Cognitive Behavioral Therapy (CBT). She selects approaches based on each client's presenting concerns and goals.
Yes. Dr. Lanzillo offers telepsychology to clients in PSYPACT states. This allows her to see patients remotely across multiple states where PSYPACT participation applies.
Yes. In addition to therapy, Dr. Lanzillo conducts psychological assessments. Clients who need formal evaluation alongside or separate from treatment can request an assessment through the practice.
Dr. Lanzillo earned her PhD in Clinical Psychology from The Catholic University of America. She completed her predoctoral internship in the OCD Program at Baylor College of Medicine, where she developed specialized expertise in OCD and anxiety disorders.
Dr. Lanzillo works with children, adolescents, and adults. Her training and clinical focus span the full age range, with particular depth in anxiety and OCD-spectrum presentations across developmental stages.
Doctor profile last updated March 21, 2026