McDermott Center/Haymarket Ctr
Chicago, Illinois
139 treatment centers across Illinois offering Day Treatment Programs.

Accreditation is unusually well represented among Illinois day treatment programs: of the listings here that report it, 73 of 100 hold Joint Commission accreditation — around 73%, against roughly 30% across the directory as a whole. Programs serving children under 13 are also more common here than nationally, with 20 of the 139 Illinois facilities reporting that they support that age group, about 14% against 5% directory-wide.
Partial hospitalization, sometimes called day treatment or ASAM level 2.5, sits between residential care and outpatient therapy. You attend a structured clinical day — group work, individual sessions, psychiatric review, medication management where appropriate — and then go home at night. It suits someone who is medically stable but needs more than a weekly appointment can offer.
All 139 Illinois listings report partial hospitalization, and 129 also report standard outpatient care — which matters because most people step down rather than stop, and staying inside one program can save repeating an intake.
Co-occurring mental health conditions are addressed by 117 of the 139, with 119 reporting treatment for co-occurring disorders, 96 for PTSD and trauma and 99 for self-harm. Evidence-based approaches are reported by 138, and trauma-informed care by 108.
Adults aged 26 to 64 and young adults aged 18 to 25 are each served by 134 listings, seniors 65 and over by 122, and adolescents 13 to 17 by 86 — a wider adolescent footprint than many parts of the directory show.
Language access is worth checking before you call: at least 39 Illinois listings report ASL services, at least 36 report Spanish and at least 5 report Arabic, alongside 110 reporting English.
Substance use treatment programs in Illinois are licensed by the Department of Human Services through its Division of Substance Use Prevention and Recovery, and mental health day programs may fall under separate state licensure — which is why many facilities carry more than one credential. Of the Illinois listings that report accreditation, at least 86 note state licensing, at least 32 appear on SAMHSA's listing and at least 18 hold CARF accreditation. Medicaid matters more here than at some levels of care: 101 of the 139 report accepting Medicaid, which is the payer route for a large share of Illinois adults using state-funded behavioral health services.
Capacity is not spread evenly across the state. The Chicago metro and collar counties hold most of the daytime programming, with regional concentrations around Rockford, Peoria, Springfield, Champaign-Urbana and the Metro East; people in rural counties often drive to the nearest hub or choose a program near a relative so the daily commute is survivable. Waits vary by program and by payer, and some facilities can assess within days while others hold a list, so it is worth calling several rather than one.
Most partial hospitalization programs run roughly five to six hours a day, several days a week, and many people attend for a few weeks before stepping down to a less intensive schedule. The actual length depends on your clinical needs and, if you are using benefits, on what your plan authorizes — ask the program how it reviews progress and what a typical stay looks like there.
Many plans do cover this level of care, but coverage is never automatic and depends entirely on your individual policy. Of the 139 Illinois facilities listed here, 133 report accepting private insurance, 102 report accepting Medicaid and 97 report accepting Medicare — confirm your own benefits directly with your insurer and with the program before admission.
Cost varies by program, by length of stay and by how much of the bill your plan covers, so no honest figure can be quoted in advance. Ask each facility for its self-pay rate and its billing practices; 130 of the Illinois listings here report accepting self-pay or cash, and many programs will explain deductibles, copays and any sliding-scale options when you call.
Partial hospitalization is the most intensive care you can receive while still sleeping at home. It suits someone who is medically stable but needs daily structure — often after detox or an inpatient stay, or instead of one when the home situation is safe and transport is reliable.
It is generally not the right fit for someone who needs 24-hour medical monitoring, who is going through withdrawal that requires supervision, who is in acute psychiatric crisis, or who has no safe and stable place to spend nights. In those situations a program will usually direct you toward a higher level of care first.
Filter the Illinois listings for the things that will actually decide it: whether the program takes your insurance, whether it treats the age group involved, whether it handles co-occurring mental health conditions, and whether the daily schedule fits work, school or childcare. Of these listings, 117 report dual-diagnosis care and 86 report serving adolescents aged 13 to 17.
Most programs begin with a phone screening and then a clinical assessment, often the same week, followed by an insurance or benefits check on their side and a start date. Call the facility directly using the contact details on its listing and ask what documents to bring and how soon an assessment slot is available.
Many downstate and rural residents drive to a regional hub — Rockford, Peoria, Springfield, Champaign-Urbana, the Metro East or the Chicago area — because day treatment requires attendance most weekdays. Ask about start times, parking, transport assistance, and telehealth components; 115 of the Illinois listings here report offering virtual or telehealth services alongside in-person care.
Day treatment is a weekday commitment, so the practical details matter as much as the clinical ones: session times, travel distance, whether adolescents or older adults are served, and what your plan will actually authorize. The 139 Illinois listings on this page each show the levels of care, insurers and accreditations the facility itself reports, and you contact facilities directly using their own details. If you or someone you love is in immediate danger, call or text 988, or call 911.
139 of the 139 that report it in Illinois — 100%, against 22% across the directory.
10 of the 107 that report it in Illinois — 9.3%, against 2.8% across the directory.
5 of the 138 that report it in Illinois — 3.6%, against 0.52% across the directory.
9 of the 128 that report it in Illinois — 7.0%, against 1.4% across the directory.
20 of the 139 that report it in Illinois — 14%, against 5.1% across the directory.
Chicago, Illinois
Saint Charles, Illinois
South Holland, Illinois
Chicago, Illinois
Chicago, Illinois
Hinsdale, Illinois
Pontiac, Illinois
South Holland, Illinois
Springfield, Illinois
Mokena, Illinois
Darien, Illinois
Hickory Hills, Illinois
Champaign, Illinois
Hinsdale, Illinois
Chicago, Illinois
Anna, Illinois
Skokie, Illinois
Naperville, Illinois
Urbana, Illinois
Westmont, Illinois
Berwyn, Illinois
Des Plaines, Illinois
Sycamore, Illinois
Berwyn, Illinois
and 18 more
Reported by 128 of the 139 listed here.
and 1 more
Reported by 139 of the 139 listed here.
and 7 more
Reported by 138 of the 139 listed here.
and 2 more
Reported by 139 of the 139 listed here.
and 13 more
Reported by 138 of the 139 listed here.
and 7 more
Based on the 107 that report it; others have not said.
and 10 more
Reported by 139 of the 139 listed here.