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Golden Coast Rehab
Specialty Mental Health · San Diego County Contract 575462Medi-Cal Welcome — All San Diego Plans

Partial Hospitalization Program (PHP)

Partial hospitalization for mental health in La Mesa, CA — structured day treatment for adults, with evenings at home. A contracted County of San Diego specialty mental health provider. Call (858) 925-8589.

  • Structured day treatment several days a week with evenings at home
  • Fits stepping down from hospitalization, preventing one, or when weekly therapy has plateaued
  • Days include process groups, DBT and CBT skills training, and psychoeducation
  • Individual therapy and psychiatric appointments scheduled through the week
  • Length is clinical rather than fixed, typically measured in weeks
  • Every day, 8am – 8pm
  • 100% confidential — HIPAA & 42 CFR Part 2
  • Adults 18+ · dual-diagnosis welcome

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A Partial Hospitalization Program is structured day treatment. You attend clinical programming during the day, several days a week, and go home each evening. It is the most intensive level of mental health care that does not involve sleeping in a hospital.

Golden Coast Rehab is a contracted provider of Specialty Mental Health Services (Partial Hospitalization Program and Intensive Outpatient Program) for the County of San Diego, Behavioral Health Services, under County Contract 575462. PHP serves adults 18 and older whose primary condition is a mental health condition.

One boundary we state plainly: our PHP is a specialty mental health service only. There is no substance use PHP at Golden Coast Rehab. Substance use care is provided at the detox, outpatient, intensive outpatient, and medication-assisted treatment levels under our DHCS certification 370254AP — see addiction treatment programs.

Who PHP is for

PHP fits when weekly therapy is not enough and a hospital bed is not necessary. In practice, that usually means one of three situations:

  • Stepping down from a hospitalization. The weeks right after discharge carry the highest risk of relapse and readmission. PHP fills that gap with daily structure and close clinical follow-up.
  • Preventing a hospitalization. Symptoms have escalated to where daily life has stopped working, and daily treatment can turn that around without an admission.
  • Outpatient care has plateaued. You have been in weekly therapy, doing the work, and it has not been enough intensity to move the symptoms.

What a day looks like

Days are built around group programming, with individual therapy and psychiatric appointments scheduled through the week. Groups include process work, skills training such as DBT and CBT skills, psychoeducation, and time on the practical things that fall apart during a mental health crisis — sleep, routine, medication, and the conversations waiting at home. Where home itself is unstable, we pair PHP with housing support so the step-down has somewhere solid to land.

You will be in a room with other adults working on the same things. For a lot of people that turns out to be the part that matters most, after months of assuming they were the only one.

Ready to take the first step?

Speak with our admissions team — free, confidential, and no obligation.

The PHP schedule

Programming runs 9:00 a.m. to 12:00 p.m. and 1:00 p.m. to 4:00 p.m. Pacific time, with a break between the two blocks. Which days you attend is set at intake around your clinical needs and reviewed as you progress. Telehealth is available, and whether any part of your care happens by video is decided with your clinical team.

As of July 2026 the program is staffed at two clinicians for every five clients, a ratio we review as the program grows. It is the reason groups stay small enough that a clinician notices when you are having a bad week rather than hearing about it two weeks later.

How long PHP lasts

Length is clinical, not fixed. A typical stay in PHP runs around six weeks, though your treatment team decides the actual length based on how you are doing rather than holding you to a number. The goal from day one is a step down to IOP and then to weekly outpatient care. Progress is reviewed with you regularly, and you are told where you stand rather than left guessing.

Conditions treated in this program

Where a substance use disorder is also present, it is treated in our separately certified addiction programs by the same clinical team — see co-occurring disorders.

Check your coverage

Medi-Cal welcome. Find out what your coverage includes.

Getting in

It starts with a call and a clinical assessment. If PHP is the right level of care, we schedule your start and tell you exactly what to bring. If it is not — if you need residential or inpatient care we do not provide — we will say so directly and help you find it. See how admissions works.

Coverage and cost

If you have Medi-Cal in San Diego County — any of the four managed care plans — this program can be covered at no cost to you. Specialty mental health services are administered by San Diego County Behavioral Health Services rather than by your managed care plan, which is why your plan name does not decide where you get this care. Details on our Medi-Cal page.

Call (858) 925-8589 — answered 24 hours a day — and we will check your eligibility with you. In a crisis, the San Diego County Access and Crisis Line is available around the clock at 1-888-724-7240.

Serving members of every San Diego Medi-Cal plan

Credentialed through Optum, administrator of behavioral health services for the County of San Diego.

  • Blue Shield of California Promise Health Plan logo
  • Community Health Group Partnership Plan logo
  • Kaiser Permanente logo
  • Molina Healthcare of California logo
Optum logoOptum, a UnitedHealth Group companyAdministrative Services Organization for County of San Diego behavioral health — we are credentialed with Optum.
County of San Diego Behavioral Health Services — contracted providerCounty of San Diego Behavioral Health ServicesContracted provider of Specialty Mental Health Services under County Contract 575462.

Not sure if you're covered? Verify your benefits in minutes — free & confidential.

Admissions

The Admissions Process

Starting treatment at Golden Coast Rehab is simple. Here's exactly what happens from your first call.

Call or Reach Out

Speak with a caring admissions specialist — no pressure, completely confidential.

Verify Your Coverage

We confirm what your plan covers — Medi-Cal welcome — usually the same day.

Phone Assessment

A 10–15 minute ASAM-based assessment helps us understand your history and recommend the right level of care.

Clinical Review & Intake

Our team reviews your assessment, builds an individualized plan, and schedules your start date.

Questions, Answered

Frequently asked questions

What is the difference between PHP and inpatient treatment?
Inpatient care means staying overnight in a hospital. PHP is a full day of structured treatment after which you go home and sleep in your own bed. PHP suits people who need intensive care but are safe outside a hospital setting.
How many days a week is PHP?
Programming runs 9:00 a.m. to 12:00 p.m. and 1:00 p.m. to 4:00 p.m. Pacific time. Exact days are set at intake based on your clinical needs and reviewed as you progress.
Can I work while I am in PHP?
Usually not full time, because the program occupies most of the day. Many people take a short leave and return to work as they step down to our intensive outpatient program, which is designed to fit around a job.
Do you offer PHP for addiction?
No. Our PHP is a specialty mental health service under our County of San Diego contract. Substance use treatment at Golden Coast Rehab is provided at the detox, outpatient, intensive outpatient, and medication-assisted treatment levels under DHCS certification 370254AP.
Does Medi-Cal cover PHP?
Yes, when specialty mental health medical-necessity criteria are met, at no cost to you, on any Medi-Cal plan in San Diego County. Call (858) 925-8589 and we will check eligibility with you.
What happens after PHP ends?
A typical stay is around six weeks, though your treatment team sets the actual length. Most people step down to our mental health intensive outpatient program and then to weekly outpatient therapy. You leave with a written plan naming your medications, providers, warning signs, and who to call.
How many adults experience a mental illness serious enough to need structured treatment?
NIMH reports that an estimated 59.3 million U.S. adults, or 23.1% of all adults, had any mental illness in 2022. PHP is designed for the subset of that population whose symptoms need more structure and daily clinical contact than standard outpatient therapy provides, without a residential stay.
What does a typical day in PHP look like?
A PHP day includes structured group therapy, individual check-ins, and skills-based sessions across the treatment day, five days a week. Programming focuses on stabilization and building coping skills. It is not an overnight or residential stay; you return home each evening.
What is the age range for PHP?
PHP is designed for adults. If you are seeking care for a minor, ask our admissions team about age-appropriate options during your assessment. Eligibility is confirmed clinically at intake, not before.
Can I switch from PHP to IOP if I am doing well?
Yes. Step-down from PHP to IOP is a normal part of the mental health track when your care team determines you're stable enough for fewer weekly hours. The decision is made clinically, based on your progress, not on a fixed calendar.
Is PHP appropriate if this is my first time seeking mental health treatment?
Yes, PHP is often a starting point for people who need more support than weekly therapy provides but do not require inpatient hospitalization. Your intake assessment will confirm whether PHP or a different level of care fits your current symptoms.
How is my progress in PHP tracked?
Your care team reassesses your symptoms and functioning regularly using clinical tools like the GAD-7 and PHQ-9, alongside therapist observations. These updates guide decisions about continuing PHP, stepping down to IOP, or adjusting your treatment plan.
Can family be involved in my PHP treatment?
Family involvement can be part of your treatment plan when clinically appropriate and with your consent. Ask your care team at intake about options for family sessions or updates.

Sources

  • NIMH — any mental illness past-year prevalence in U.S. adults (23.1%, 2022)https://www.nimh.nih.gov/health/statistics/mental-illness

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