Developmental Disabilities

Multnomah County Developmental Disabilities Services Division (DDSD) is part of a statewide services delivery system. DDSD provides case management services to adults and children, and coordinates delivery of a variety of other services. The State of Oregon contracts with community agencies to provide Medicaid funded services for adults in comprehensive services or those in crisis.

Our Mission

The mission of DDSD is to promote full inclusion of individuals with developmental disabilities within the community.

Our Values

  • Diversity
  • Dignity and respect
  • Integrity
  • Advocacy
  • Choice and self-determination
  • Individual and community partnerships
  • Access to services and information
  • Efficiency and accountability
  • Quality and cost effective services
  • Personal growth

Our Vision

People with developmental disabilities are able to experience personal growth and development, enjoy meaningful relationships and fully participate in activities and communities of their choice.

Our Guiding Principles

  1. Providing every opportunity to involve individuals that we serve in decision making processes and respecting the individual's right to make life choices.
  2. Striving for a healthy and safe environment.
  3. Providing timely response to customer needs.
  4. Ensuring culturally sensitive services and supports are provided in the least restrictive setting possible.
  5. Providing leadership that supports creativity designed to continually improve systems and services.
  6. Creating, evaluating and maintaining transparent processes.
  7. Being good stewards of public funds.

DDSD partners with:

A person must request services or approve being referred for services to acquire assistance from our program, and may choose to leave services at any time. DDSD is never the guardian of a person we serve. 

Contact Us

Office Hours: Monday through Friday 8:00 am to 5:00 pm. 
Phone: 503-988-3658
Fax: 503-988-3648
After Hours Help Line: 503-988-3646
(more info)

Office Location and Mailing Address:

421 SW Oak Street, Suite 610
Portland, Oregon 97204

(map and directions)