How to Check Benefits for Addiction & Dual Diagnosis Treatment

Navigating health insurance for addiction treatment is one of the most stressful parts of getting help. This guide explains exactly what Cigna covers for substance use disorder (SUD) and dual diagnosis treatment, what it typically costs, how to verify your benefits, and what to do if coverage is denied.

Whether you’re exploring care for yourself or a loved one, Iris Healing’s admissions team can verify your Cigna benefits at no cost and walk you through your options before you make any decisions.

Health net Coverage at a Glance

TL;DR: Yes, most Cigna plans cover addiction treatment — including detox, residential, PHP, IOP, and MAT — when care is deemed medically necessary. What you pay out of pocket depends on your plan type, deductible, and whether the facility is in-network. Prior authorization is required for most residential and intensive levels of care. If you’re denied, you have the right to appeal.

Verify your Cigna benefits at no cost →

Key Takeaways

    • Yes, Cigna covers addiction treatment — most Cigna plans cover medically necessary SUD treatment, including detox, IOP, PHP, residential, and MAT.
    • Coverage varies significantly by plan type — out-of-pocket costs, prior authorization requirements, and network rules differ across HMO, PPO, and marketplace plans.
    • Medical necessity is the primary gating factor — Cigna must determine that the requested level of care is clinically appropriate before authorizing treatment.
    • The MHPAEA requires parity — federal law prohibits Cigna from applying more restrictive limits to behavioral health benefits than to comparable medical benefits.
    • Verification before admission is essential — call member services or use a treatment center’s admissions team to confirm exact benefits before starting care.

Iris Healing verifies Cigna benefits at no cost — contact our admissions team to start your verification.

Does Cigna Cover Drug and Alcohol Rehab?

Yes. Most Cigna plans cover medically necessary substance use disorder (SUD) treatment, including detox, outpatient therapy, intensive outpatient programs (IOP), partial hospitalization programs (PHP), residential treatment, and medication-assisted treatment (MAT). The exact services covered, the cost to you, and the authorization steps required depend on your specific plan.

Two federal laws require coverage parity for behavioral health:

The Mental Health Parity and Addiction Equity Act (MHPAEA) prohibits group health plans from applying more restrictive financial limits or treatment limitations to SUD benefits than to comparable medical/surgical benefits.

The Affordable Care Act (ACA) requires all non-grandfathered individual and small group marketplace plans to cover mental health and SUD treatment as one of ten essential health benefits.

These protections mean Cigna cannot categorically exclude addiction treatment — but they do not determine how much is covered or at what cost. That depends on your plan.

What substances does Cigna cover treatment for?

Cigna-covered SUD treatment is not limited to alcohol and opioids. Coverage applies to any clinically diagnosed substance use disorder, including alcohol, opioids, stimulants (cocaine, methamphetamine), benzodiazepines, and cannabis. Coverage is determined by clinical diagnosis code — a licensed clinician must document the diagnosis.

What Cigna Typically Covers for Addiction Treatment

Iris Healing treats substance use disorders across a full continuum of care — medically supervised detox, residential treatment, PHP, and IOP — with or without a co-occurring mental health diagnosis. Cigna plans cover six main levels of addiction treatment. Coverage at each level is contingent on medical necessity.

 

Level of Care

What It Is

Covered by Cigna?

Common Requirements

Medical detox

Supervised withdrawal management, usually 3–10 days

Yes, when medically necessary

Prior authorization; clinical documentation of withdrawal risk

Residential treatment

24/7 structured inpatient care, typically 28–90 days

Yes, when medically necessary

Prior authorization; ongoing clinical reviews every few days

Partial Hospitalization (PHP)

Day treatment, ~6 hours/day, 5 days/week

Yes

Prior authorization for most plans

Intensive Outpatient (IOP)

Structured therapy, ~3 hours/day, 3–5 days/week

Yes

Prior authorization on some plans

Telehealth / Virtual IOP

Remote IOP via secure video platform

Yes, on most plans post-2020

Prior authorization mirrors in-person IOP requirements

Standard outpatient therapy

Individual or group therapy, weekly sessions

Yes

Referral required on HMO plans

Medication-Assisted Treatment (MAT)

FDA-approved medications (buprenorphine, naltrexone)

Yes, subject to formulary

Step therapy or prior authorization may apply

Aftercare / step-down care

IOP, outpatient therapy, or MAT maintenance following primary treatment

Yes, when medically necessary

New PA request required

 

⚠  Detox safety note: Alcohol and benzodiazepine withdrawal can be life-threatening. Medically supervised detox is not optional for high-risk cases. Opioid withdrawal carries significant relapse risk in the first 24–72 hours without MAT support.

What "Medical Necessity" Means for Behavioral Health

Medical necessity means a clinician has determined that a specific level of care is the minimum appropriate for safe, effective treatment. Cigna will not authorize addiction treatment — or continued treatment — unless the requesting provider documents that the care meets this standard.

Cigna typically applies the ASAM (American Society of Addiction Medicine) criteria when reviewing behavioral health authorizations. Key factors Cigna considers include:

  • Severity of the substance use disorder (diagnosis, duration, frequency)
  • Co-occurring mental health conditions
  • Withdrawal risk and need for medical monitoring
  • Prior treatment history and response to lower levels of care
  • Current living environment and support system
  • Patient’s ability to engage in a lower level of care safely

The treating provider — not the patient — submits documentation to establish medical necessity. Iris Healing’s doctorate-level clinical team handles this process on behalf of admitted clients and manages all continued-stay reviews throughout treatment.

What Cigna Addiction Treatment Typically Costs out of Pocket

Out-of-pocket costs depend on four variables: your plan tier, your deductible, your co-insurance rate, and whether the facility is in-network.

Marketplace Plan Tiers (Individual/Family Plans)

Plan Tier

Cigna Pays (approx.)

You Pay (approx.)

Typical Monthly Premium

Bronze

60%

40%

Lowest

Silver

70%

30%

Moderate

Gold

80%

20%

Higher

Platinum

90%

10%

Highest

Source: HealthCare.gov plan categories. These are actuarial averages; actual cost-sharing for behavioral health services may differ.

Key Cost Terms Defined

  • Deductible — the amount you pay out of pocket before insurance begins covering costs. Annual deductibles for behavioral health vary widely: in-network deductibles on employer plans commonly range from $0–$3,000; out-of-network deductibles can be $3,000–$7,500 or higher.
  • Co-insurance — after meeting your deductible, you pay a percentage of each covered service. An 80/20 split means Cigna pays 80%, you pay 20%.
  • Co-pay — a fixed amount per visit (e.g., $30 per outpatient therapy session), separate from co-insurance.
  • Out-of-pocket maximum — the annual cap on what you pay. Once reached, Cigna covers 100% of in-network covered services for the rest of the plan year. ACA plans cap out-of-pocket maximums annually (2024: $9,450 for individuals, $18,900 for families).
  • In-network vs. out-of-network — using an in-network facility typically reduces your cost-sharing significantly. Out-of-network care on a PPO plan may be covered at 50–60% after a separate, higher out-of-network deductible. HMO and EPO plans generally do not cover out-of-network care at all, except in emergencies.

Contact Iris Healing’s admissions team to confirm your specific out-of-pocket costs before admission.

Start your no-cost benefits verification →

Cigna Plan Types and How They Affect Rehab Access

Your Cigna plan type determines which facilities you can use, whether you need referrals, and how much out-of-network care costs.

Plan Type

Referral Required?

Out-of-Network Coverage?

Best For

HMO

Yes (PCP referral)

No (emergency only)

Lower-cost, in-network-only care

PPO

No

Yes (higher cost-sharing)

Flexibility to choose any provider

EPO

No

No (emergency only)

Mid-range cost, no referrals but network-only

POS

Yes (PCP referral)

Yes (higher cost-sharing)

HMO with out-of-network option

For addiction treatment, a Cigna PPO plan offers the most flexibility. Cigna PPO plan holders from outside California can access Iris Healing’s Woodland Hills programs using out-of-network benefits; our admissions team confirms your specific cost-sharing before admission.

Employer-Sponsored vs Marketplace Plans

Employer-sponsored plans may include Employee Assistance Program (EAP) benefits — a separate, confidential counseling and referral service that does not appear on your medical claims. If your employer offers an EAP, it can be a private first step before engaging your medical benefits.

Evernorth: Cigna’s Behavioral Health Administrator

Evernorth is Cigna’s health services subsidiary. Many Cigna employer plans route behavioral health benefits through Evernorth rather than through Cigna directly. If your Explanation of Benefits (EOB) or a denial letter references Evernorth, your behavioral health benefits are administered by Evernorth — but the same MHPAEA parity rules apply.

When verifying benefits, ask specifically: “Are my behavioral health benefits administered by Evernorth or directly by Cigna?” Prior authorization requests for behavioral health may need to be submitted to Evernorth, not standard Cigna member services.

How to Verify Your Cigna Benefits for Rehab: Step by Step

  1. Locate your Cigna member ID card. The card shows your plan name, group number, member ID, and the member services phone number.
  2. Log in to myCigna.com (or the myCigna mobile app) to view your Summary of Benefits and Coverage (SBC), deductible status, and provider directory.
  3. Search for the facility or provider using the myCigna provider directory. Confirm the exact network name matches your ID card — Cigna operates multiple networks.
  4. Call Cigna member services (number on the back of your ID card) and ask: Is Iris Healing in-network under my specific plan? What is my in-network deductible and co-insurance for behavioral health? Is prior authorization required for residential, PHP, or IOP? What is my current deductible balance?
  5. Call the treatment center’s admissions team. Ask them to run an insurance verification — most treatment centers, including Iris Healing, do this at no cost and will provide a written summary of benefits.
  6. Request a reference number for every call. Document the date, representative name, and what was confirmed.

Iris Healing handles steps 3–6 on your behalf — at no cost, no obligation, fully confidential.

Start your verification online →

How to Step Up of Access Your myCigna Account

  • New account: Go to myCigna.com and select Register. You will need your member ID, date of birth, and ZIP code.
  • Existing account: Use Forgot Username or Forgot Password to recover access.
  • Employer-managed plans: Your employer or benefits administrator may restrict certain features. Contact your HR team if registration is blocked.
  • myCigna mobile app: Available for iOS and Android. Provides the same functionality as the web portal, including digital ID card access.

Prior Authorization: What It Is and How it Works

Prior authorization (PA) is Cigna’s advance-approval process for certain services. Without it, a claim may be denied even if the service is otherwise covered.

For behavioral health and addiction treatment, prior authorization is commonly required for:

  • Inpatient and residential admissions
  • Partial hospitalization (PHP)
  • Some intensive outpatient (IOP) admissions
  • MAT medications (some require step therapy — trying a lower-cost option first)
  • Extended lengths of stay beyond the initially authorized period

Submitting a prior authorization request

  1. The treating provider submits a PA request with clinical documentation (diagnosis, ASAM level, treatment plan, expected length of stay).
  2. Cigna reviews the request against its medical necessity criteria — typically within 24–72 hours for urgent requests and up to 15 calendar days for standard requests, though state regulations vary.
  3. Cigna issues an approval (for a specified number of days or sessions), a request for more information, or a denial.

Aftercare and Step-Down Care Authorization

After completing residential or PHP care, Cigna may authorize continued care at a lower level — IOP, outpatient therapy, or MAT maintenance — when medical necessity continues. Step-down authorization is treated as a new PA request.

Iris Healing coordinates step-down transitions directly with Cigna to minimize interruptions. See our aftercare and relapse prevention program for what post-treatment support looks like.

What Happens If Cigna Denies Authorization

A denial is not the end of the road. You have three levels of appeal:

  1. Internal appeal — request that Cigna reconsider the denial. Submit additional clinical documentation. Cigna must respond within regulated timeframes (typically 30 days for standard, 72 hours for urgent).
  2. External review — if the internal appeal is denied, you can request an independent external review by a third party not affiliated with Cigna. This right is guaranteed under the ACA.
  3. State insurance commissioner — file a complaint with your state’s insurance regulator if the denial appears to violate parity law or plan terms.

If treatment is clinically urgent and Cigna has denied coverage, do not delay care. Iris Healing’s admissions team can submit an expedited appeal, initiate a single case agreement (SCA), identify state-funded options, or discuss self-pay arrangements.

Contact our admissions team immediately →

What to Do if You Have No Insurance or Coverage is Fully Denied

A Cigna denial does not mean treatment is out of reach. Options include:

  • Self-pay with a payment plan — Iris Healing’s admissions team can discuss payment arrangements
  • Single case agreement (SCA) — a one-time negotiated exception allowing Cigna to cover an out-of-network facility at agreed rates; initiated by the treatment center
  • California Drug Medi-Cal (DMC-ODS) — publicly funded SUD treatment for eligible California residents; contact your county behavioral health department to screen for eligibility
  • Co-occurring disorder treatment resources — additional program options for individuals with dual diagnosis needs

Enrollment: When You Can Get Cigna Coverage

Plan Type

When to Enroll

Coverage Start

Employer-sponsored

Annual open enrollment (dates set by employer)

Usually Jan 1 or next plan year start

ACA Marketplace

Nov 1–Jan 15 (most states)

Jan 1 for enrollments by Dec 15

Special enrollment

Within 60 days of a qualifying life event

Typically 1st of following month

COBRA

Within 60 days of losing employer coverage

Retroactive to loss-of-coverage date

Medicaid

Any time if eligible

Often same day or within days

Qualifying life events include: loss of other coverage, marriage, divorce, birth/adoption, permanent move to new coverage area.

California-Specific Insurance Rules for Cigna Members

  • SB 855 (effective 2021) requires all fully insured California health plans to cover medically necessary mental health and SUD treatment based on generally accepted standards of care — not proprietary utilization management criteria.
  • California Mental Health Parity Act adds state-level enforcement on top of federal MHPAEA protections.
  • California Cigna members whose claims are denied have additional appeal rights through the California Department of Managed Health Care (DMHC) or Department of Insurance (CDI).
  • Important exception: Self-funded employer plans governed by ERISA are exempt from California state law. Check whether your employer plan is self-funded — if it is, only federal MHPAEA protections apply.

Frequently Asked Questions (FAQs) about Health Net

Explore Addiction and Dual Diagnosis Treatment at Iris Healing

Iris Healing is a Joint Commission-accredited addiction and dual diagnosis treatment center in Woodland Hills, California, serving adults from across Southern California and other states. Programs include residential treatment, partial hospitalization (PHP), intensive outpatient (IOP), virtual IOP, and medically supervised detox, delivered by a doctorate-level clinical team.

Is Iris Healing the Right Level of Care?

  • Residential care is appropriate for individuals who need 24/7 clinical support, are at withdrawal risk, or have an unstable home environment. Learn more →
  • PHP is appropriate for those stepping down from residential care or needing intensive structure without overnight stay. Learn more →
  • IOP works as a step-down from PHP or as a primary level of care for individuals with strong home support. Learn more →
  • Outpatient rehab supports clients who can maintain daily commitments while continuing structured treatment. Learn more →
  • Not sure which level fits? Our admissions team conducts a free clinical assessment to recommend the appropriate level of care based on your situation.

 

Our admissions team verifies Cigna benefits at no cost, handles prior authorization, and provides a written benefits summary before you make any decisions about care. Iris Healing also accepts many other PPO insurance plans.

Start your verification today — no obligation, fully confidential →

Iris Healing® strives to be diligent and prompt in updating the information available on our website. Please note, however, that our treatment modalities and protocols are subject to change at any time. For the most up-to-date details regarding our treatment offerings or other protocols, please contact us: (844)663-4747

Medical Disclaimer

This page provides general educational information only. It is not a substitute for advice from a licensed clinician, financial advisor, or insurance professional. Speak with a qualified professional for guidance specific to your situation. Content may also be outdated due to regulatory or other changes. Verify details by contacting our center.