Meet Our Therapists

Therapists at Thrive are affiliate members of the group, and each has their own individual practice. Each therapist aligns with Thrive’s mission and approach, while also holding their own unique approaches to therapy. Not all therapists take the same insurance. Learn more below.

  • A smiling young woman with long dark hair, wearing a light-colored top and a striped cardigan, sitting outdoors in front of a wooden fence and garden with green plants and purple flowers.

    Muirenn Leinster (she/her), LMHC, Founder

    I am passionate about helping both clinicians and clients live their fullest, most authentic lives!

    Not accepting new clients.

    Approaches: trauma-informed, relational, existentialism, DBT/mindfulness, nervous system/somatic work, IFS/parts work, communication/skill based work.

    Issues: trauma/PTSD, anxiety, identity/self-worth, chronic illness/medical trauma, women’s issues, relationship issues, depression.

    Populations: adolescents, young adults, LGBTQIA+, healthcare workers, teachers, couples.

    Insurance accepted: Premera, Lifewise, Anthem, BlueCross BlueShield, Asuris, Regence, United/Optum. Private pay $150 per individual session; $175 per couples session.

  • Close-up of a smiling young woman with brown hair, brown eyes, a septum piercing, wearing white earrings, a silver necklace with a red heart pendant, and a black and white checkered ruffled top, against a plain light-colored wall.

    Jurnee Murray (she/her), LMHC

    I believe that within each of us is a deep wisdom, inherent knowledge, and capacity to heal.

    Approaches: trauma-informed, humanistic, holistic, DBT/mindfulness, CBT, liberation, neurodivergence-affirming, CPT, parts work.

    Issues: trauma/PTSD, generational trauma, systemic oppression, self-worth, body image, anxiety, depression, neurodivergence.

    Populations: Indigenous individuals, BIPOC, LGBTQIA+, neurodivergent, teens, young adults, elders .

    Insurance accepted: Premera, Lifewise, Anthem, some BlueCross BlueShield plans. SOON accepting Regence and Asuris. Private pay $150 per individual session with sliding scale options.

  • Woman with short dark hair and glasses smiling, wearing a red top, standing in front of green foliage.

    Rebecca Liu (she/her), LMHCA

    I love working with people seeking self-love, freedom, connection, meaning and purpose, and who long to become their full, authentic selves.

    Approaches: trauma-informed, somatic/nervous system regulation, mindfulness, multicultural, liberation, systemic, neurodivergence-affirming.

    Issues: childhood trauma, relationship and interpersonal issues, racial/cultural identity, perfectionism, self-esteem, family & cultural oppression, life changes, cancer, feeling lost/stuck, burnout, parenthood/parenting, cross-generational conflict in family.

    Populations: Asian American, immigrant, adults, mothers/parents.

    Insurance: Premera, Lifewise, Anthem, some BlueCross BlueShield plans. Private pay $150 per individual session.

  • A woman with blonde, shoulder-length hair and a warm smile, wearing a black top and light-colored blazer, posing outdoors.

    Cynthia Besteman (she/her), LASW, LSWAIC

    If you’re feeling the weight of big life changes, such as divorce, cancer diagnosis, menopause, or running a business, you’re not alone!

    Approaches: trauma-informed, relational, narrative, strength-based, ACT, CBT, SFBT, EMDR.

    Issues: trauma/PTSD, cancer, chronic illness, divorce, life changes, menopause, career changes/adjustments, business ownership, anxiety, depression.

    Populations: adults, older adults, cancer patients, business owners, couples.

    Insurance accepted: Premera, Lifewise, Anthem, some BlueCross BlueShield plans. Private pay $150 per individual session; $200 per couples session.

  • A young man with dark hair, wearing a dark button-up shirt, standing in front of a brick wall with some green plants in the background.

    Jason Koop (he/him), LMHCA

    I believe healing begins with feeling truly seen and understood. In our work together, I aim to help you reconnect with your strengths and move toward a more balanced, fulfilling life.

    Not accepting new clients.

    Approaches: Trauma-informed, person-centered, multicultural, relational, narrative therapy, strength-based.

    Issues: Men’s issues, anxiety, depression, trauma, self-worth, sense of identity, relationships.

    Populations: Adolescents/teens, adults, Asian Americans, men.

    Second language spoken: Japanese

    Insurance accepted: Premera, Lifewise, Anthem, and some BlueCross BlueShield plans. Private pay $150 per individual session, sliding scale $75.

  • A woman with long brown hair, smiling, wearing a light blue top and a necklace with a Celtic knot, standing outdoors with greenery and white flowers in the background.

    Sheena Sonntag (she/her), LMHCA

    Learn to listen to and integrate the wisdom of your body, and reconnect with your full, authentic Self!

    Not accepting new clients.

    Approaches: Holistic, trauma-informed, neurodiversity-affirming, attachment-based, somatic/nervous system, IFS/parts work, EMDR, multicultural, liberation.

    Issues: Trauma/PTSD, childhood, complex, and intergenerational trauma, neurodivergence, anxiety, depression, burnout, life changes & transitions, identity, gender & sexuality, systemic oppression, chronic illness, interpersonal issues, disordered eating.

    Populations: BIPOC, LGBTQIA+, neurodivergent, individuals 16+.

    Insurance accepted: Premera, Anthem, and most Lifewise and BlueCross BlueShield plans. Private pay $160 per individual session with sliding scale options.

  • A woman with long, curly brown hair smiling while sitting on outdoor stairs, wearing a pink long-sleeve shirt and dark jeans.

    Emilia Stoneham (she/her), LMHC

    Let’s explore the parts of you that had to hide to survive and uncover the version of you that was always meant to be!

    Not accepting new clients.

    Approaches: trauma-informed, liberation, relational, psychodynamic, existential, humanistic.

    Issues: Trauma/PTSD, abuse, grief, neurodivergence, identity, systemic oppression, relationship issues, burnout, moral injury, chronic illness, death/loss, women’s issues.

    Populations: BIPOC, LGBTQIA+, couples, disabled, neurodivergent, helping professionals, individuals ages 15+.

    Insurance accepted: Premera, Lifewise, Anthem, BlueCross BlueShield, Regence, Asuris. Private pay $160 per individual session; $220-240 for intensives. Sliding scale and equity-tier options available.