About | OCD Spectrum | OCD and Anxiety Treatment Specialists in Pittsburgh, PA

About OCD Spectrum

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About Us

You Found the Right Place

If you’ve been struggling with OCD or anxiety, you already know how exhausting it can be. At OCD Spectrum, we specialize in exactly what you’re dealing with. Our team provides compassionate, evidence-based care in a space where you’ll feel respected, heard, and never judged.

We proudly affirm LGBTQIA+ and BIPOC communities and recognize the unique experiences each person brings. Whoever you are and wherever you’re coming from, you belong here.

Affirming Care

Inclusive support for diverse identities, cultures, and lived experiences.

Safe & Confidential

A non-judgmental space where clients feel respected, protected, and heard.

“Every person deserves care that honors who they are, where they come from, and the journey they are on.”

Years of Specialized Care

Why Choose OCD Spectrum

Specialized Care for OCD & Anxiety

We focus exclusively on OCD and anxiety using evidence-based treatments like ERP. Our goal is to help you reduce symptoms, build resilience, and regain control of your life.

Our Vision

Our Mission

ERP Treatment

Personalized Care

Inclusive Support

"Etiam posuere sapien ut luctus. Vehicula aenean non auctor arcu et tempus arcu."

Matthew King Designer

"Etiam posuere sapien ut luctus. Vehicula aenean non auctor arcu et tempus arcu."

Amy Clara Artist

"Etiam posuere sapien ut luctus. Vehicula aenean non auctor arcu et tempus arcu."

Eddie Gordo Entrepreneur

Our Partner

Affiliated Organizations

OCD Spectrum is proud to be affiliated with leading organizations in the field of OCD and anxiety treatment. These affiliations reflect our commitment to evidence-based care and professional standards.

Meet Our Team

Our Psychologists & Therapists

Our team brings specialized training in OCD and anxiety treatment, and a genuine commitment to helping you move forward. Every clinician at OCD Spectrum is here because this work matters to them.

Mary Beth Spang is a post-doctoral therapist specializing in neurodiversity-affirming assessments and evidence-based treatment for OCD, anxiety, tic disorders, and BFRBs. She works mainly with children, adolescents, and young adults using a compassionate, collaborative, and LGBTQIA+-affirming approach.

Mary Beth Spang

Post-Doctoral Therapist

Danielle Claassen is a Licensed Professional Counselor with a compassionate, results-oriented approach to therapy. She specializes in CBT, ERP, ACT, and Habit Reversal Training, with a focus on OCD, anxiety disorders, and body-focused repetitive behaviors. She works closely with children, adolescents, and young adults.

Danielle Claassen

Licensed Professional Counselor, LPC

Emma Smith is a dedicated Licensed Clinical Social Worker specializing in behavioral health services for adults experiencing mood and anxiety disorders. She has extensive training and hands-on experience in Exposure and Response Prevention Therapy, with a strong clinical focus on OCD, hoarding, and helping clients reclaim their lives through compassionate, evidence-based care.

Emma Smith

Licensed Clinical Social Worker, LCSW

Kristen Mackel, LCSW, LICSW, LCSW-C brings 20 years of experience providing mental health services in intensive outpatient and outpatient settings. She specializes in evidence-based therapies including DBT, CBT, EMDR, ERP, SPACE, and RO DBT, with expertise in anxiety, depression, OCD, BFRBs, performance enhancement, and athlete mental health.

Kristen Mackel

Licensed Clinical Social Worker

Mike Nixon is a Licensed Professional Counselor with a results-oriented approach to therapy. He specializes in evidence-based treatments rooted in Cognitive Behavioral Therapy, including Exposure and Response Prevention, and integrates Existential-Humanism to support growth, insight, and practical change.

Mike Nixon

Licensed Professional Counselor, LPC

Dr. Joshua Riley is a psychiatrist who specializes in working with people struggling with OCD and anxiety disorders. He has experience supporting individuals with OCD, anxiety, body dysmorphia, mood disorders, sleep disorders, and psychosis. His approach is collaborative, helping clients identify what is truly valued and important to them while exploring the most helpful treatment options.

Joshua Riley

Psychiatrist, M.D.

Kasey Puleo is a Licensed Professional Counselor who specializes in providing care to children, teenagers, and young adults. She uses evidence-based treatments for anxiety and OCD, including CBT, ERP, client-centered therapy, and SPACE therapy, while building a strong foundation of trust, safety, and collaboration.

Kasey Puleo

Licensed Professional Counselor, LPC

Aurora Newman is a post-doctoral therapist who specializes in treating OCD and anxiety-related disorders. She has training and experience in evidence-based interventions, including Cognitive Behavioral Therapy and Exposure and Response Prevention for adults. Aurora emphasizes patient autonomy, active engagement, compassion, and structured support.

Aurora Newman

Post-Doctoral Therapist

Angelina Zimmerman is a Licensed Professional Counselor passionate about providing high-quality counseling and behavioral health services. She specializes in the treatment of OCD through a Cognitive Behavioral Therapy framework and provides individualized, holistic interventions using a warm, collaborative, and practical therapeutic approach.

Angelina Zimmerman

Licensed Professional Counselor, LPC

Michelle Camper is OCD Spectrum’s Office Manager. She has over 15 years of experience managing mental health practices in Pennsylvania and Georgia. Michelle is available to answer questions related to billing, scheduling, and general practice information.

Michelle Camper

Office Manager

Dr. Nick Flower is a licensed clinical psychologist and the President of OCD Spectrum. He created OCD Spectrum to be a leading OCD and anxiety treatment center for Pennsylvania, offering evidence-based care in a supportive and affirming environment.

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