What You'll Learn

By the end of this course, you will be better prepared to:

  • define Intellectual and Developmental Disabilities (I/DD);

  • describe the prevalence of co-occurring disorders among those with I/DD;

  • explain the risk factors for co-occurring disorders and I/DD; and

  • identify ways to adapt mental health practices for those with I/DD.

Who Will Benefit

This course is especially useful if you:

  • support people who experience both intellectual or developmental disabilities and mental health or addiction concerns;

  • want practical ideas for adapting treatment;

  • collaborate with caregivers or interdisciplinary teams;

  • work in Oregon's approved Integrated Co-occurring Disorder treatment programs.

Who This Course Is For

Mental health and addictions treatment providers and peer specialists across the globe, including:

  • Certified Alcohol and Drug Counselors (CADC);

  • Qualified Mental Health Associates (QMHA);

  • Certified Recovery Mentors (CRM);

  • Qualified Mental Health Professionals (QMHP);

  • family therapists, art therapists, mental health counselors, social workers, psychologists, and other mental health clinicians; and

  • those who work work in Oregon's approved Integrated Co-occurring Disorder treatment programs.

What Is Included

This on-demand training reviews adaptations for treatment of co-occurring disorders for people affected by intellectual and developmental disabilities, including recommendations for treatment approaches and collaboration with caregivers.

  • The course includes presentations, videos, and readings.

  • We suggest you take your time, view content as many times as you like, and access suggested readings and resources when possible.

  • It is not necessary to complete the course in a single sitting. You are free to open and close the course as many times as you like.

  • Once you have reviewed and mastered the content, you will be required to pass short quizzes before you are eligible for verification that you have successfully completed the course.

Who Developed This Course

behavior consultant & trainer Jessica Leitner

With over 30 years of experience advocating for adults and families with developmental disabilities in the Portland, Oregon area, Jessica Leitner, MA supports caregiving organizations in navigating regulatory requirements while maintaining quality care. She has served as an Oregon Intervention System Trainer and Steering Committee Member; has worked with Multnomah and Clackamas Counties and Edwards Center, Inc; and helped implement Crisis Intervention Team training for local law enforcement.

Senior Instructor Teresa McDowell

Teresa McDowell, EdD, LMFT is professor emerita at Lewis & Clark, where she served as department chair and co-founded the college’s Problem Gambling Services. With over 40 years of experience as a clinician, educator, administrator, and consultant, Teresa focuses on workforce development, equity-based clinical practice, integrated treatment for problem gambling, and clinical supervision. She is a social researcher, program evaluator, and consultant with Partners in Social Research and Senior Instructor for ACORN. Dr. McDowell has authored more than 50 scholarly publications and is lead author of Socioculturally Attuned Family Therapy: Applying Third Order Thinking to Theory and Practice (3rd Ed., 2026).

What Others Are Saying

5 star rating

CRM

danielle smith-swanson

LEARNED ALOT AND THANK U FOR OPENING MY EYE TO ALOT OF UNDERLINE ISSUES

LEARNED ALOT AND THANK U FOR OPENING MY EYE TO ALOT OF UNDERLINE ISSUES

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5 star rating

Intellectual & Developmental Disabilities (I/DD) ...

Kristin Pereyra

Great updated information. It was heartbreaking to learn how limited these individuals really have been made.

Great updated information. It was heartbreaking to learn how limited these individuals really have been made.

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5 star rating

I thought it was very good material.

Chris Corona

5 star rating

Great Course

Stephanie Jones

Very insightful and engaging

Very insightful and engaging

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5 star rating

Good information.

Bobby Benton, CADC II. QMHA I

Educational

Educational

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4 star rating

lots of valuable information

doroteo grayson

5 star rating

Intellectual & Developmental Disabilities &am...

Veronica Clark

Very informative course using multi media to present many subjects relating to Intellectual and Developmental Disabilities and Co-occurring Disorders.

Very informative course using multi media to present many subjects relating to Intellectual and Developmental Disabilities and Co-occurring Disorders.

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What About CE Hours

Certificate of completion will be made available on the Student Dashboard after you complete all required course activities and the course evaluation survey.

ACORN is approved by the Mental Health & Addiction Certification Board of Oregon (MHACBO), Provider ID: 26-0044, to provide continuing education courses. Additionally, ACORN is approved by the National Board for Certified Counselors (NBCC) as an Approved Continuing Education Provider, ACEP No. 7274. Programs that do not qualify for NBCC credit are clearly identified. ACORN is solely responsible for all aspects of the programs.

Start Learning Today

Free of charge, courtesy of Oregon Health Authority. For questions about Oregon’s Integrated Co-occurring Disorders Program contact OHA program support at [email protected].

Oregon Health Authority (OHA) logo
Mental Health and Addiction Certification Board of Oregon logo
National Board for Certified Counselors logo
Oregon Council on Problem Gambling logo