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The Ness Center

Mandeville, LA

SAMHSA Verified Inpatient PHP MAT Dual Dx Telehealth
Specializes in Veterans · Military Dual Diagnosis Trauma-Informed Adolescent · Teen Young Adults Seniors · Older Adults

Inpatient · PHP · MAT · Dual Dx center · in Mandeville, LA · Accepts Medicaid · Medicare · Private · TRICARE · Serves veterans, adolescents, trauma survivors.

Free helpline · 24/7

Need help choosing the right program?

Call helpline: +1 (205) 973-2878

What happens when you call

  • Free — no obligation to admit
  • Confidential — HIPAA + 42 CFR Part 2
  • Live person — no voicemail, 24/7
  • Insurance verified in minutes

Facility direct line available in the contact section below.

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Key takeaways for The Ness Center

  • Inpatient · PHP · MAT · Dual Dx offered on-site
  • Accepts Medicaid, Medicare, Private insurance, TRICARE / VA
  • SAMHSA-verified facility (U.S. Treatment Locator listing)
  • Direct facility line available below · Helpline free & confidential 24/7
  • Located in Mandeville, LA

Always verify current programs, availability, and insurance in-network status directly with the facility or our contact details below.

About The Ness Center

Nestled near the shores of Lake Pontchartrain in Mandeville, this outpatient clinic guides individuals through substance use and mental health recovery, treating a wide range of conditions from alcohol and opioid addiction to anxiety, depression, and various personality disorders. Services include individual, couples, and family therapy, medication-assisted treatment (MAT), and telehealth.
The Ness Center focuses on helping clients understand their symptoms and develop long-term coping skills. Therapy explores past trauma, emotional triggers, and daily challenges through cognitive behavioral therapy (CBT) and interpersonal approaches. For substance use disorders (SUD), this center offers medications like buprenorphine and methadone alongside behavioral therapy to reduce cravings and support recovery at every stage.
The Ness Center fosters an inclusive space for the LGBTQ+ community, offers tailored care for veterans and their families, and supports stronger relationships through couples and family therapy. It also equips first responders and community members with mental health and substance use disorder (SUD) training to build awareness, preparedness, and compassionate response within the wider local network.

Classified as multi-setting mental health facility (e.g., non-hospital residential plus either outpatient and/or partial hospitalization/day treatment). private non-profit organization. Primary focus: substance use treatment, mental health treatment.

This listing is sourced from the SAMHSA Behavioral Health Treatment Services Locator. Data last synced: May 2026. Always verify current programs and insurance directly with the facility.

The Ness Center at a Glance

Programs, populations, and payments verified via SAMHSA Treatment Locator.

Levels of care

Inpatient · PHP · MAT · Dual Dx · Telehealth

Service settings

Outpatient, Partial hospitalization/day treatment, Residential/24-hour residential

Therapy approaches

Activity therapy, Cognitive behavioral therapy, Couples/family therapy, Dialectical behavior therapy, Group therapy, Integrated Mental and Substance Use Disorder treatment, Individual psychotherapy, Telemedicine/telehealth therapy

Age groups accepted

Children/Adolescents, Young Adults, Adults

Special populations

Young adults, Seniors or older adults, Veterans, Active duty military, Members of military families, Criminal justice (other than DUI/DWI)/Forensic clients, Clients with co-occurring mental and substance use disorders, Clients with HIV or AIDS

Medications used

Aripiprazole, Clozapine, Risperidone, Nicotine replacement, Non-nicotine smoking/tobacco cessation, Antipsychotics used in treatment of SMI

Recovery support services

Housing services, Mentoring/peer support

Emergency services

Crisis intervention team, Psychiatric emergency onsite services, Psychiatric emergency mobile/off-site services, Psychiatric emergency walk-in services

Facility operation

Private non-profit organization

Insurance & Payment Accepted

Confirm in-network status before admission. Verification is free.

Verify coverage

Medicaid

State-administered · Nominal copay or $0

Coverage details →

Medicare

Parts A/B/D · ~20% coinsurance

Coverage details →

Private insurance

Aetna · BCBS · Cigna · UHC · etc.

Coverage details →

TRICARE / VA

Active duty · Retirees · Veterans

Coverage details →

Self-pay / Cash

Payment plans often available

Sliding scale

Based on household income

Full payment list from SAMHSA: County or local government funds; Medicare; Medicaid; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment; State-financed health insurance plan other than Medicaid; State mental health agency (or equivalent) funds; State welfare or child and family services funds

Contact & Location

Address

23699 Quail Lane, Mandeville, LA 70448

Get directions →

Facility direct line

(985) 334-4040

Photos

The Ness Center — photo The Ness Center — photo The Ness Center — photo The Ness Center — photo

Frequently Asked Questions

Does The Ness Center accept Medicaid?
Yes. According to SAMHSA data, The Ness Center accepts Medicaid. Coverage specifics (copays, prior authorization) depend on the specific LA Medicaid plan. Call (985) 334-4040 to verify your benefits.
What level of care does The Ness Center offer?
This facility offers: Inpatient, PHP, MAT, Dual Dx, Telehealth. Service settings include: Outpatient, Partial hospitalization/day treatment, Residential/24-hour residential. Primary focus: Substance use treatment, Mental health treatment, Treatment for co-occurring substance use plus either serious mental health illness in adults/serious emotional disturbance in children.
Does The Ness Center have specialized programs?
Yes — this facility offers programs for: Young adults, Seniors or older adults, Veterans, Active duty military, Members of military families, Criminal justice (other than DUI/DWI)/Forensic clients, Clients with co-occurring mental and substance use disorders, Clients with HIV or AIDS.
What therapy methods does The Ness Center use?
Evidence-based approaches listed with SAMHSA: Activity therapy, Cognitive behavioral therapy, Couples/family therapy, Dialectical behavior therapy, Group therapy, Integrated Mental and Substance Use Disorder treatment, Individual psychotherapy, Telemedicine/telehealth therapy, Abnormal involuntary movement scale.
How do I start treatment at The Ness Center?
Call the facility directly at (985) 334-4040 for an intake assessment. Our free 24/7 helpline (+1 (205) 973-2878) can also help you compare programs, verify insurance, and navigate options. No physician referral is required.
Is treatment confidential?
Yes. Federal law (42 CFR Part 2) provides strict confidentiality protections for substance use treatment records — stricter than HIPAA. Records cannot be disclosed without written consent, even to family, employers, or law enforcement.
What happens when you call? (general intake process)

Most treatment centers follow a 4-step intake: (1) confidential assessment — substance history, mental health, insurance, preferences (protected by 42 CFR Part 2); (2) insurance verification — facility contacts your plan to confirm coverage and out-of-pocket costs; (3) level-of-care recommendation — clinical staff match you to detox, residential, PHP, IOP, or outpatient based on severity; (4) admission typically within 24–48 hours. Timing varies by facility and bed availability.

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Sources & References

  • SAMHSA — Behavioral Health Treatment Services Locator. Source of facility programs, services, and accepted payments.
  • SAMHSA — NSDUH, 2023.
  • CMS — Mental Health Parity and Addiction Equity Act (MHPAEA).
  • 42 CFR Part 2 — Confidentiality of SUD Patient Records.

Facility data last synced: May 2026. Editorial policy.

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