Top 15 Alcohol & Drug Rehab Centers in O'Fallon, MO & Free Treatment Resources

 O Fallon Missouri Drug Alcohol Rehab
Home to more than 90,000 residents, O'Fallon, MO has repeatedly ranked as one of the nation’s 100 Best Places to Live. The city is located west of St. Louis, offering the latest in housing, business, retail, and leisure. There are also numerous alcohol and drug rehabs in O'Fallon that can meet your unique needs, personal preferences, and individual lifestyle. O'Fallon's amenities, including top-rated schools, have drawn residents in droves. The result? Rapid population growth and city expansion that made O’Fallon one of the fastest-growing cities in the country. The town has earned accolades for being a safe area for residents to live, work, and play. The crime rate in O’Fallon confirms this reputation. Drug-related crime is lower here than in the average U.S. city.1 It’s also lower than in many of the surrounding cities near O’Fallon.1 Yet, O’Fallon is not 100% free of substance abuse issues.

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Substance Abuse Stats in O’Fallon, MO

The following statistics provide insight into recent substance abuse and treatment trends in O’Fallon, MO and its surrounding St. Charles County:2,3,4

Addiction Treatment Settings

Compare drug and alcohol rehab settings to figure out the best one for you.

Professional Detox Treatment

Quitting drugs can often result in painful withdrawal symptoms. Fortunately, professional detox treatment can administer medications and medical care to reduce these symptoms and help you feel more comfortable.

Inpatient Addiction Treatment

Also called residential rehab, inpatient involves living at the facility while receiving various therapies, attending groups, and more.

Partial hospitalization programs (PHPs)

Partial hospitalization programs, also called day treatment, are the highest level of care you can receive while still living at home. You attend treatment every day for several hours each day, for a total of about 30 hours per week.

Intensive Outpatient Programs (IOPs)

A bridge between PHP and standard outpatient, IOPs involve a few hours of treatment, for three to five days per week.

Standard Outpatient

You attend therapy and counseling at a therapist’s office or clinic for a couple of hours each week.

Aftercare and Ongoing Support

An aftercare plan involves forms of ongoing support that can nourish your sobriety and help prevent relapse, such as ongoing therapy and support groups.

How to Pay for Addiction Treatment Services in O’Fallon

Don’t let the cost of addiction treatment deter you from getting the help you need. There are many ways to finance drug rehab.

Private Insurance

Health insurance providers like Blue Cross Blue Shield, Aetna, Cigna, and United provide coverage for addiction treatment services like outpatient, PHP, IOP, and inpatient rehab.

Missouri Medicaid

Missouri Medicaid, also called MO HealthNet, provides health insurance coverage to low-income families and individuals, which includes coverage for drug and alcohol rehab.

Missouri Medicare

Missouri Medicare, which provides health coverage to people 65 and older, covers a myriad of substance abuse treatment services.

Sliding Scale Payment Options

If free treatment centers near you are all full or have long waiting lists, you could look into a sliding scale rehab which will only charge you what you can afford based on your income.

TRICARE in Missouri

If you are a veteran or member of the military, you can use Missouri TRICARE to cover some or all of the cost of addiction treatment.

IHS-Funded Drug Rehabs

Indigenous people with substance abuse problems can receive free addiction treatment services at drug and alcohol rehabs funded by the Indian Health Service. Many of these are located on reservations.

Traveling to and Within O’Fallon, MO

o fallon missouriIf you’ll be traveling to O’Fallon, MO for rehab treatment or visiting someone in treatment, use the following tips to assist you in your travels.

  • The closest airport is St. Louis Lambert International Airport, 20 minutes away.
  • Lambert Airport is a major hub and offers multiple ride services to O’Fallon, MO.
  • Popular attractions in O’Fallon include historic Fort Zumwalt Park, the Veterans Museum, and Rockin’ Jump trampoline park.
  • Nearby St. Charles and St. Louis offer tons of nature attractions and tourist destinations for afternoon, evening, or day-long excursions.
  • Water-lovers can reach the shores of the Mississippi or Missouri River in 20 minutes or less.
  • The main O’Fallon corridors for dining and shopping experiences are along Main Street, Highway K, Bryan Road, WingHaven, and the I-64 high-tech corridor.
  • Typically, the southwest part of the city is considered the safest part of O’Fallon.
  • O’Fallon, ILLINOIS is also in the St. Louis Metro area – so verify the state info for all destinations.

Missouri Alcohol and Drug Laws

Below are some relevant Missouri substance abuse and overdose laws:1

Alternative Sentencing: First-time nonviolent offenders and those on probation may be able to attend drug rehab through Missouri’s drug court system.

Missouri Good Samaritan Law: This law provides limited immunity from prosecution to people who call 911 to help a person who is overdosing.

Missouri Naloxone Access Law: Any Missouri resident can obtain naloxone without a prescription.


  1. O’fallon, MO drug-related crime rates and maps. (n.d.). CrimeGrade.Org. Retrieved September 27, 2022, from
  2. Substance use and mental health indicators Saint Charles County 2021. (n.d.). Dmh.Mo.Gov. Retrieved September 27, 2022, from
  3. Drug overdose dashboard – Fatal overdoses. (n.d.). Missouri Department of Health & Senior Services. Retrieved September 27, 2022, from
  4. Charles County Opioid Fact Sheet. (2019). Missouri Department of Health and Senior Services.

Other Rehab Centers in Missouri