Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
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Dr. Ian Mosier

Psychologist, PhD (he, him)

Verified by Psychology Today Verified by Psychology Today
5 Endorsed
Call Me
Let's Connect (650) 640-0522
Photo of Dr. Ian Mosier, Psychologist, PhD
Available online only
Millbrae, CA 94030
You might feel anxious, numb, or caught in a loop of overthinking, like you’re carrying too much and still wondering if it’s even bad enough to ask for help. Maybe you’re burned out, stuck in survival mode, or questioning what truly matters. Transitions, identity stress, or old wounds can make it hard to feel grounded or connected to yourself. Therapy offers a place to slow down, understand what’s happening inside you, and reconnect with the parts of your life that feel meaningful. Together, we can work toward a steadier sense of self that feels empowered, present, and aligned with who you want to be.
In therapy, we’ll take time to understand your emotions, patterns, and needs. Together we’ll build tools to help you rest more easily, manage anxiety, reduce overwhelm, and respond to stress with confidence. Our work will focus on reconnecting you with your values, strengths, and capacity for change. I approach each session with curiosity and respect for you
Mosaic Psychotherapy is built on the belief that healing means reclaiming and integrating every part of your story. If you’re feeling anxious, disconnected, or stuck in old patterns, you don’t have to do it alone. I’d be honored to support you with warmth, presence, and practical tools as you put the pieces together.
Call or Dr. Ian Mosier now for a free 15 minute consultation - (650) 640-0522

My Practice at a Glance

Available online only

Millbrae, CA 94030

(650) 640-0522

San Francisco, CA 94110

My website
Online therapy for teens and adults in California. I offer weekday evenings and Saturday sessions. Let's find a time that works for you!
I specialize in Life Transitions, Trauma and PTSD and Identity Issues 
$225 Per Session, I accept insurance 
Individual one-on-one therapy 
Let's Connect (650) 640-0522
Photo of Dr. Ian Mosier, Psychologist, PhD

My Practice at a Glance

Available online only

Millbrae, CA 94030

(650) 640-0522

San Francisco, CA 94110

My website
Online therapy for teens and adults in California. I offer weekday evenings and Saturday sessions. Let's find a time that works for you!
I specialize in Life Transitions, Trauma and PTSD and Identity Issues 
$225 Per Session, I accept insurance 
Individual one-on-one therapy 

Finances

Fees

  • Individual Sessions $225

Payment Methods

Discover, Health Savings Account, Mastercard, Visa

Insurance

  • Aetna
  • Out of Network
"
My fee is $225 per 50-minute session, and payment is collected via Ivy Pay. I am in network with Aetna. I also offer superbills, accept HSA/FSA cards, and partner with Thrizer to help with out-of-network reimbursement.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522
"
My fee is $225 per 50-minute session, and payment is collected via Ivy Pay. I am in network with Aetna. I also offer superbills, accept HSA/FSA cards, and partner with Thrizer to help with out-of-network reimbursement.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522

Qualifications

  • Verified by Psychology Today Licensed by State of California / PSY35202 Ian T Mosier
  • Education and Years In Practice

  • Attended Southern Illinois University - Carbondale , PhD in Counseling Psychology
"
I'm a Licensed Psychologist with a Ph.D. in Counseling Psychology and experience in public and private university counseling centers, school-based clinics, community health, and private practice. My work is grounded in evidence-based care and guided by a collaborative and values-focused approach.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522
"
I'm a Licensed Psychologist with a Ph.D. in Counseling Psychology and experience in public and private university counseling centers, school-based clinics, community health, and private practice. My work is grounded in evidence-based care and guided by a collaborative and values-focused approach.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522

Specialties and Expertise

Top Specialties

  • Life Transitions
  • Trauma and PTSD
  • Identity Issues

Expertise

  • Anxiety
  • Coping Skills
  • Cultural Adjustment
  • Depression
  • LGBTQ+
  • Peer Relationships
  • Racial Identity
  • Relationship Issues
  • Stress
"
I support adults navigating life transitions, trauma, anxiety, depression, and identity related challenges. We'll work together to understand what's been hard, clarify what matters most to you, and build a path forward. Therapy may include EMDR, exploring values, learning new ways to relate to painful thoughts, and honoring the many parts that make up your story.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522
"
I support adults navigating life transitions, trauma, anxiety, depression, and identity related challenges. We'll work together to understand what's been hard, clarify what matters most to you, and build a path forward. Therapy may include EMDR, exploring values, learning new ways to relate to painful thoughts, and honoring the many parts that make up your story.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522

5 Endorsements

Satveer Kler
Satveer Kler
PsychologistPhD
Ian brings a rare mixture of being down-to-Earth, emotional attunement, scientific acumen for evidence-based care, and warmth, alongside multiple years of experience supporting teens, adults, and older adults while providing culturally-responsive care.
Dr. Lacey Xepoleas
Dr. Lacey Xepoleas
PsychologistPsyD
Dr. Mosier is a thoughtful, compassionate professional skilled in evidence-based care, including ACT. He meets you where you are and offers structured support to foster insight and meaningful progress while providing manageable tools and skills.
Dr. Brian Raines
Dr. Brian Raines
PsychologistPsyD
Dr. Mosier has a way of connecting with others, providing a welcoming, non-judgmental space for his clients to be themselves. I have seen the way his flexible approach to therapy and his skills with IFS and ACT have had a lasting impact on his clients.
Dr. Anna Craig
Dr. Anna Craig
PsychologistPhD
Dr. Mosier specializes in treating depression, anxiety, trauma, and sleep/insomnia. He is a great listener and attentive therapist who makes his clients feel heard and helps them create the change they strive for.
Hannah Rudsten
Hannah Rudsten
Marriage & Family TherapistMA
Dr. Ian brings a thoughtful, collaborative, and calming presence to his work with clients. His expertise in Acceptance and Commitment Therapy and Internal Family Systems allows clients to deeper self-awareness and build emotional resilience.

Client Focus

Age

Teen
Adults

Participants

Individuals

Communities

Gay Allied
Lesbian Allied
Non-Binary Allied
Queer Allied
Racial Justice Allied
Single Parent

Ethnicity

Asian

Age

Teen
Adults

Participants

Individuals

Communities

Gay Allied
Lesbian Allied
Non-Binary Allied
Queer Allied
Racial Justice Allied
Single Parent

Ethnicity

Asian

Treatment Approach

Types of Therapy

  • Acceptance and Commitment (ACT)
  • Cognitive Processing (CPT)
  • Dialectical Behavior (DBT)
  • EMDR
  • Person-Centered
  • Trauma Focused
"
I draw from Acceptance and Commitment Therapy, Person-Centered Therapy, EMDR, IFS, and trauma-focused approaches. Therapy with me is collaborative, values-based, and grounded in evidence. We'll work together to explore what's been hard, reconnect with your inner compass, and move toward the life you want with more clarity and self-trust.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522
"
I draw from Acceptance and Commitment Therapy, Person-Centered Therapy, EMDR, IFS, and trauma-focused approaches. Therapy with me is collaborative, values-based, and grounded in evidence. We'll work together to explore what's been hard, reconnect with your inner compass, and move toward the life you want with more clarity and self-trust.
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call or for a free 15 minute consultation now - (650) 640-0522

Groups


Location

Primary Location

Millbrae, CA 94030

(650) 640-0522

Additional Location

San Francisco, CA 94110

(650) 640-0522
"
Online therapy for teens and adults in California. I offer weekday evenings and Saturday sessions. Let's find a time that works for you!
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call for a free consultation now - (650) 640-0522
"
Online therapy for teens and adults in California. I offer weekday evenings and Saturday sessions. Let's find a time that works for you!
Photo of Dr. Ian Mosier, Psychologist, PhD
Dr. Ian Mosier
Psychologist, PhD
Call for a free consultation now - (650) 640-0522