Welcome to Mills | Gosse Psychology, offering trusted mental health support in the Durham Region for over two decades.

As a leading practice in the Durham Region and the Greater Toronto Area, we take pride in delivering exceptional, personalized care tailored to each client's unique needs. Our experienced team is dedicated to offering a wide range of psychological services for children, adolescents and adults.

If you need our services, we are here to help.
Please reach out today.

Mills | Gosse Psychology - Therapy and Assessment Services in Ajax, Ontario in Durham Region by a Psychologist.

Our Psychology Services 

At Mills Gosse | Psychology, we proudly offer a wide range of psychological services, including: 


Rehabilitation Assessment & Treatment

Workplace Safety and Insurance Board (WSIB)

Motor Vehicle Accident
(MVA)

Services for
First Responders


Therapy & Counselling

Therapy for
Adults

Therapy for
Children & Teens

Community Partnerships
& Referrals


Testing & Assessment

Psychoeducational
Testing for Children

Psychoeducational
Testing for Adults

ADHD
Testing for Adults

Gifted
Testing for Childen

Gifted
Testing for Adults

General
Psychological & Diagnostic


At Mills | Gosse Psychology - We Help People.

Working With Us 

With our extensive experience, we take pride in maintaining a practice that operates thoughtfully and efficiently, all to serve our local community better.

  • Team: A diverse team of therapists and assessors who offer services in several languages. 

  • Locations: Our head office is in Ajax, Ontario, and we have a dedicated team working throughout Durham, Peterborough, Kawartha, and the Greater Toronto Area (GTA). 

  • Referrals: Our services do not require a physician’s referral. However, we accept referrals from various providers and organizations supporting employees. 

  • Fees & Payments: Our services are covered through most third-party health insurance plans, including employee benefits and WSIB. To ensure accessibility, we offer a sliding fee scale to qualified clients. We accept credit cards and e-transfers.  


Appointments

At Mills | Gosse Psychology, appointments can be arranged in person, over the phone, or online through secure video platforms.
We strive to provide accessible care and typically do not hold waitlists.

Mills | Gosse Psychology -  Appointments In Person in Durham Region by a Psychologist.

In Person

Mills | Gosse Psychology -  Appointments By Phone in Durham Region by a Psychologist.

By Phone

Mills | Gosse Psychology -  Appointments Online in Ontario by a Psychologist.

Online

Mills | Gosse Psychology -  Appointments In Your Community, Durham Region by a Psychologist.

In Your Community


Are you ready to get started? We are here to help you. 

To ensure we meet your needs effectively, please take a moment to complete one of our online intake forms for new clients.