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Treatment provider

Great Heights: 2 Locations, Programs & Insurance

Great Heights operates 2 treatment locations in our directory, in Illinois. Services across its locations include intensive outpatient (iop), outpatient, medication-assisted treatment (mat), methadone clinic (otp), and telehealth. Locations are accredited by CARF.

Website: great-heights.com

Great Heights locations

Great Heights OTP – Calumet City

Calumet City, IL 60409

7.4Very goodStartDrugRehab Score 7.4 out of 10
3.7Google12 reviews

CARF accredited

Setting
Outpatient
Operator
Private
MAT
Offered

Levels of care

  • Intensive Outpatient
  • Outpatient
  • Medication-Assisted Treatment
  • +2 more

Payment accepted

Medicaid · Medicare · Private insurance +2 more

“Get help” calls our free helpline, not this facility.

Great Heights OTP – Ottawa

Ottawa, IL 61350

7.5Very goodStartDrugRehab Score 7.5 out of 10
4.0Google25 reviews

CARF accredited

Setting
Outpatient
Operator
Private
MAT
Offered

Levels of care

  • Intensive Outpatient
  • Outpatient
  • Medication-Assisted Treatment
  • +2 more

Payment accepted

Medicaid · Medicare · Private insurance +2 more

“Get help” calls our free helpline, not this facility.

Programs offered

Level of careLocations
Intensive Outpatient (IOP)2 of 2
Outpatient2 of 2
Medication-Assisted Treatment (MAT)2 of 2
Methadone Clinic (OTP)2 of 2
Telehealth2 of 2

Frequently asked questions

How many locations does Great Heights have?

Our directory lists 2 Great Heights locations in Illinois, based on SAMHSA FindTreatment.gov data. The operator may run other sites that are not listed.

What insurance does Great Heights accept?

Payment options reported by its locations include Medicaid, Medicare, Private Insurance, Military Insurance (TRICARE), and Cash / Self-Pay. 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 Great Heights.