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Treatment Facility — OKLAHOMA

Northeastern Health System

1400 East Downing Street, Tahlequah, OK, 74464
Insurance Accepted Accredited Verified Mental health services Hospitalization or inpatient Seniors or older adults
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Facility Profile
Data sourced from SAMHSA N-SSATS & verified by DRH Clinical Review Team — licensed addiction counselors & behavioral health specialists
Updated June 9, 2026
Sources: SAMHSA · NIDA · CDC
If this is a medical emergency, call 911 immediately. For confidential addiction help, call SAMHSA's National Helpline: (800) 662-4357 — free, confidential, 24/7.
Call or Text 988 Crisis Lifeline
About This Facility

About Northeastern Health System

Northeastern Health System in Tahlequah, OK provides compassionate mental health and substance abuse treatment for individuals seeking recovery. The facility specializes in serving seniors and older adults, recognizing the unique challenges that addiction and mental health conditions present in this population. Located at 1400 East Downing Street, Northeastern Health System offers accessible care with dedicated language services for deaf and hard of hearing patients, ensuring that communication barriers never prevent someone from getting the help they need.

Treatment Programs at Northeastern Health System

Northeastern Health System offers comprehensive mental health services alongside specialized hospitalization and inpatient care. Inpatient hospitalization provides 24/7 medical supervision and support for individuals experiencing acute mental health crises or severe substance use disorders that require intensive monitoring. The facility's mental health services address co-occurring disorders, trauma, and behavioral health conditions that often accompany addiction. These integrated programs recognize that sustainable recovery requires treating the whole person, not just the addiction itself. Seniors receive specialized care that accounts for age-related medical complexities, medication interactions, and the social factors that may contribute to substance use in older adults.

Insurance & Payment at Northeastern Health System

Northeastern Health System accepts multiple forms of payment to ensure cost is never a barrier to treatment. The facility works with self-pay patients, Medicaid, Medicare, private health insurance, and military insurance (VA/Tricare). Insurance plans are required under the Mental Health Parity Act to provide equal coverage for mental health and substance use disorder treatment as they do for other medical conditions. If you have questions about your specific coverage or whether your insurance will be accepted, our admissions team can verify your benefits and explain any out-of-pocket costs upfront.

If you or a loved one is struggling with substance abuse or mental health challenges, recovery is possible with the right support. Northeastern Health System's experienced team in Tahlequah is ready to help you take the first step toward healing. Call us today at 918-456-0641 to speak with an admissions specialist who can answer your questions, verify your insurance, and help you begin your recovery journey with confidence and compassion.

Services

Services & Programs

Primary Focus: Mental Health Treatment Services Services Provided: Type of Care: Hospital inpatient Specials: Seniors or older adults Forms of Payment Accepted: Medicaid Medicare Private health insurance Military insurance (e.g. TRICARE) Cash or self-payment Payment Assistance: Special Language Services: Services for the deaf and hard of hearing
Treatment Types

Types of Care Offered

Mental health services Hospitalization or inpatient Seniors or older adults
Payment Options

Insurance & Payment Accepted

Self payment Medicaid Medicare Private health insurance Military insurance (VA / Tricare)
Location

Find Northeastern Health System

Your Insurance Must Cover Addiction Treatment
Under the Mental Health Parity and Addiction Equity Act (MHPAEA) and the Affordable Care Act, most insurance plans — including Medicaid and Medicare — are legally required to cover substance use disorder treatment at the same level as other medical conditions. Learn more at SAMHSA.gov or call (866) 720-3784 to verify your benefits free in minutes.
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Contact & Address
1400 East Downing Street, Tahlequah, OK, 74464

Where Do Calls Go?

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Our helpline is available 24 hours a day, 7 days a week at no cost to you and with no obligation for you to enter into treatment. We are committed to providing support and guidance whenever you need it.

In some cases, Drug Rehab Headquarters charges our verified partner a modest cost per call. This fee helps us cover the costs of building and maintaining our website, ensuring that we can continue to offer this valuable service to those in need.