What Is a Partial Hospitalization Program (PHP)?
PHP sits at a critical juncture in the treatment continuum, intensive enough to provide real clinical structure, flexible enough to allow the person to begin rebuilding their life outside of treatment. For many people in recovery, PHP is the bridge between residential care and independent living. This guide explains what it is, who it is for, and what a typical PHP experience looks like.
Medically Reviewed by:
Dr. Darrin Mangiacarne
Chief Medical Officer
At Banyan Treatment Centers, Chief Medical Officer Dr. Darrin Mangiacarne leads our nationwide clinical team with over a decade of addiction medicine experience, helping ensure evidence-based, compassionate care across every level of treatment.
Author / Written by: Banyan Editorial Staff
Medically reviewed by: Dr. Darrin Mangiacarne, CMO
Updated on: June 2026
Family Resources Hub › Substance Use Resources › Understanding Treatment › What Is PHP?
What PHP Is and How It Differs From Other Levels of Care
A Partial Hospitalization Program (PHP) provides structured, intensive treatment during the day, typically 5 to 6 hours, five days per week, while allowing the person to return home, or to a sober living house, each evening. It offers a level of clinical intensity that approaches residential care but includes the practice of applying recovery skills in a real-world environment every night.
The name "partial hospitalization" comes from the fact that the person is receiving near-hospital-level clinical services, but not staying overnight. PHP is the highest level of outpatient care, and it is significantly more intensive than standard outpatient or even most IOP programs. According to SAMHSA, PHP typically provides a minimum of 20 hours of services per week, though many programs offer 25–35 hours.
PHP works best when paired with a stable, sober living environment. If the person is returning home each night to an environment where substances are present or where triggers are high, PHP may not be the appropriate level of care, residential treatment, which removes them from that environment entirely, would be the better fit.
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What a Day in PHP Looks Like
PHP days are full and intentional. The structure mirrors the intensity of residential treatment while giving the person experience navigating evenings and mornings independently.
Morning Block
- Check-in — how was the previous evening? Any triggers, cravings, concerns?
- Mindfulness or meditation group
- Psychoeducation — understanding addiction, co-occurring disorders, coping skills
- Individual therapy session (typically 2–3 per week)
- Medication management and check-in with prescriber
Afternoon Block
- Group therapy — process groups, CBT/DBT skills, relapse prevention
- Specialty groups — trauma, grief, relationships, anger management, life skills
- Family therapy sessions (scheduled)
- Case management — discharge planning, legal issues, employment, housing
- Peer support and connection time
- Afternoon check-out — plan for the evening, accountability partners
Who Benefits Most From PHP and Who Needs a Higher Level
✓ PHP Is a Good Fit When
- Stepping down from a successful residential program
- The person has a stable, sober home or sober living to return to each evening
- They have a strong enough foundation in early recovery to manage evenings without 24/7 supervision
- Co-occurring mental health needs require daily clinical contact but not overnight monitoring
- Work or family obligations that make residential unrealistic but support is strong
- Medical needs are stable but require regular check-ins with clinical staff
✗ A Higher Level Is Needed When
- The home environment includes active substance users or is otherwise high-risk
- There is no stable housing available, sober living may need to be arranged first
- Severe psychiatric symptoms require around-the-clock clinical monitoring
- Previous PHP attempts have resulted in continued use or early dropout
- The person is not able to manage evenings or weekends without significant relapse risk
- Medical complexity requires nursing oversight beyond daytime hours
PHP in the Continuum of Care
PHP works best as part of a planned transition, not a standalone program. The most effective treatment episodes flow intentionally from one level to the next, with each step designed to build on the last.
Residential → PHP
The most common transition. A person completes the acute stabilization phase in residential care, then moves to PHP to begin applying recovery skills in a semi-independent environment while maintaining intensive clinical support. PHP gives them the safety net of daily programming as they navigate evenings and weekends alone for the first time.
PHP as a Standalone Starting Point
For people who do not require the full environmental separation of residential, those with a strong, supportive home and moderate (not severe) addiction, PHP can be the entry level of care following detox. This is appropriate when the ASAM criteria support it and when sober living or a genuinely supportive home environment is in place.
PHP → IOP
When a person has stabilized in PHP and is ready for less intensive programming, they step down to IOP, typically 3 days per week, 3 hours per session. This transition should be planned well in advance, not improvised at discharge. The continuity of the therapeutic relationship and clinical team matters enormously at this transition point.
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Inpatient vs. Outpatient
How to compare the full spectrum of care levels and determine what's clinically appropriate.
Read the guide →What Is Inpatient Rehab?
What residential treatment looks like — the level of care that most often precedes PHP.
Read the guide →How Long Does Rehab Take?
How PHP fits into the larger treatment timeline and what research says about duration.
Read the guide →Does My Loved One Need Residential?
Determining whether PHP or residential is the right starting point based on clinical criteria.
Read the guide →Relapse & Recovery
What comes after PHP — sustaining recovery through the long-term step-down process.
Read the guide →Paying for Treatment
How insurance covers PHP and what to do when authorization is denied or insufficient.
Read the guide →Additional Resources
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