Psychiatric Institute of Washington

The Psychiatric Institute of Washington (PIW) is a 130-bed facility with inpatient, intensive outpatient and partial hospitalization programs. PIW offers psychiatric assessments and comprehensive behavioral healthcare to children, adolescents and adults who are experiencing mental health and substance abuse issues. The  inpatient units serve patients experiencing an acute mental health crisis or seeking inpatient medical detoxification.

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Inpatient and Outpatient Treatment Programs for Adolescents and Adults

Treatment & Services

Adult Psychiatric Inpatient Program

Center for Substance Use and Co-Occurring Disorders

Adolescent Psychiatric Inpatient Program

Adult Intensive Outpatient Program (IOP)

Adult Partial Hospitalization Program (PHP)

Day Center Adult Trauma Services

Washington DC, USA at the tidal basin with Washington Monument in spring season.

What sets us apart

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800-369-2273
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A word from our patients

“Please keep up the good work. I would always come back here if I need the help because I would be around people who care for others.”

– Former Patient

Helping You Understand Outpatient Services at Psychiatric Institute of Washington

Find answers to frequently asked questions about outpatient behavioral health services.
Browse Our Blogs
What are the benefits of outpatient treatment for law enforcement?

What are the benefits of outpatient treatment for law enforcement?

When an officer hangs up their duty belt, the physical weight disappears, but the mental burden often remains.…
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How can a partial hospitalization program help with PTSD?

How can a partial hospitalization program help with PTSD?

Living with Post-Traumatic Stress Disorder (PTSD) can be overwhelming, affecting nearly every aspect of life. Whether you're a…
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How can an intensive outpatient program help with PTSD?

How can an intensive outpatient program help with PTSD?

Post-Traumatic Stress Disorder (PTSD) is a mental health condition that can impact your daily life. Understanding the treatment…
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What are the benefits of outpatient therapy?

What are the benefits of outpatient therapy?

Discover the benefits of outpatient therapy, a flexible and cost-effective treatment allowing individuals to manage recovery at home.
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What are the benefits of outpatient treatment for anxiety?

What are the benefits of outpatient treatment for anxiety?

Discover how outpatient treatment for anxiety provides flexibility and structured support to help individuals overcome anxiety, enhancing their…
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What is the difference between an intensive outpatient program and a partial hospitalization program?

What is the difference between an intensive outpatient program and a partial hospitalization program?

Understand the differences between intensive outpatient programs and partial hospitalization programs.
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Patient Satisfaction

4.27 / 5
I was treated with dignity and respect
4.35 / 5
I feel better now than when I was admitted
4.25 / 5
Overall I was very satisfied with my treatment

*Survey data was collected from July 2025 to December 2025 through Mental Health Outcomes, LLC, which benchmarks patient satisfaction data for psychiatric hospitals across the United States.

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Empathy: Supporting Healing and Trust

Empathy is at the heart of patient-centered care, guiding how we listen, understand and support each patient’s process. Learn more about our commitment to compassion and the respect we have towards all patient experiences in this short video.