Cornerstone Services operates 2 treatment locations in our directory, in Illinois. Services across its locations include intensive outpatient (iop), outpatient, dual diagnosis, partial hospitalization (php), and medication-assisted treatment (mat).
How many locations does Cornerstone Services have?
Our directory lists 2 Cornerstone Services locations in Illinois, based on SAMHSA FindTreatment.gov data. The operator may run other sites that are not listed.
What insurance does Cornerstone Services accept?
Payment options reported by its locations include Medicaid, Cash / Self-Pay, State-Funded / Low-Cost, and Medicare. Accepted plans differ by location, so verify your benefits with the specific facility. For a free insurance check, call (833) 589-6933.
Source: SAMHSA FindTreatment.gov, data updated October 2026. Locations are grouped by the website each facility lists. StartDrugRehab.com is not affiliated with Cornerstone Services.
Questions about treatment or insurance?Speak with an admissions specialist. Free, confidential, available 24/7.Who answers?(833) 589-6933Call now