Coverage Profile
Does Cigna Cover Rehab?
Yes — under federal parity law. Cigna must cover medically necessary substance-use treatment on terms comparable to medical-surgical care.
At a glance: Typical deductible $500–$6,500, coinsurance 15–30% coinsurance. Prior authorization common for residential admissions. Verify via member services before admission.
Cigna coverage at a glance
Parent company
The Cigna Group
Members covered
17+ million
Deductible range
$500–$6,500
Typical copay
15–30% coinsurance
Out-of-pocket max
$6,000–$17,000 per family
Member services
1-866-780-8546
Behavioral partner
Evernorth Behavioral Health (Cigna subsidiary)
State scope
strong in the Southeast and Mountain West; growing marketplace presence
Appeal window
180 days internal · 72 hrs expedited
The short answer
Cigna covers drug and alcohol rehab, required by the ACA and the federal parity law. Two Cigna-specific things decide your experience: your behavioral benefits are administered by Evernorth Behavioral Health (it authorizes the stay, using ASAM criteria), and out-of-network care is priced against a Maximum Reimbursable Charge (MRC) — a plan-set benchmark, not the center's bill. On Open Access Plus and PPO plans, out-of-network residential is reimbursed; on HMO and EPO plans, coverage is in-network only outside emergencies. Detox and residential need prior authorization. A free benefits check confirms your plan type, network, and cost.
Key takeaways
- Cigna must cover addiction treatment by law — your plan type and network decide the cost.
- Your "yes" comes from Evernorth Behavioral Health, Cigna's behavioral administrator, using ASAM criteria.
- Out-of-network reimbursement is a share of the Maximum Reimbursable Charge, not of the center's bill — ask which method your plan uses.
- Open Access Plus and PPO cover out-of-network; HMO and EPO cover in-network only outside emergencies.
- On self-funded employer plans, your employer sets the benefits — the plan document is the truth.
Does Cigna cover rehab?
Yes. Under the ACA, addiction treatment is an essential health benefit, and the federal parity law requires Cigna to cover it no more restrictively than medical care. That covers detox, inpatient/residential, PHP, IOP, outpatient, and medication-assisted treatment. What you pay turns on your plan type, whether the center is in-network, and how your plan prices care.
Who actually approves your care: Evernorth
When you use Cigna for addiction treatment, the decision-maker is Evernorth Behavioral Health, Cigna's behavioral administrator, per Cigna's own plan pages. Evernorth runs eligibility, prior authorization, and the concurrent reviews that extend or end a residential stay, using the ASAM Criteria. A center fluent in Evernorth's language — ASAM dimensions, not vague notes — gets more days approved. The number on the back of your card reaches the right queue.
Cigna plan types and what they cover
Your plan family decides whether an out-of-network center is reimbursed at all, per Cigna's plan guide.
Open Access Plus (OAP)
Best OON coverageCigna's flagship employer network: out-of-network is covered at higher cost, no referrals. The workable path for an out-of-network center. Watch the variant name — "OAP In-Network" covers out-of-network in emergencies only.
PPO
Good OON coverageOut-of-network is covered, no PCP or referral. Reimbursement flows through the MRC below — the plan pays its share of the MRC, not the center's bill.
HMO / EPO
In-network onlyIn-network only outside emergencies. An out-of-network center is reimbursed only through a single-case agreement when the network cannot meet the clinical need.
How Cigna prices out-of-network care (MRC)
This is the number that decides your out-of-network bill, and almost no one explains it. Per Cigna's disclosures, out-of-network coinsurance applies to the Maximum Reimbursable Charge, and anything above it is yours.
The two ways your Cigna plan sets the allowed amount
| Method | How it is built | What it means |
|---|---|---|
| MRC1 | A percentile (often 70th–80th) of area billed charges | Tracks real prices — usually the more generous base |
| MRC2 | A Medicare-style schedule × 110–200% (plan-chosen) | Usually a much lower base — the same stay recovers less |
| Either | You owe charges above the MRC plus deductible/coinsurance | Ask which method and percentile/multiplier before admission |
Source: Cigna product disclosures. On self-funded plans the employer chooses the method. A benefits check can quote the MRC before you commit.
What Cigna covers by level of care
Evernorth reviews substance-use medical necessity on the ASAM Criteria. Its authorization list is explicit about what needs a green light first.
Cigna/Evernorth coverage and prior authorization
| Level of care | Covered | Prior authorization |
|---|---|---|
| Inpatient detox | When medically necessary | Required |
| Residential SUD treatment | When medically necessary | Required |
| Inpatient rehab | When medically necessary | Required |
| PHP / IOP | Covered | Plan-dependent — verify |
| Outpatient / MAT (incl. methadone) | Covered | Methadone: not required |
Source: Evernorth authorization resource. "Covered" means at your plan's network terms; out-of-network still flows through the MRC math.
Self-funded vs fully-insured: why answers differ
Most large-employer Cigna plans are self-funded: the employer pays the claims and picks the benefits — whether out-of-network coverage exists, which MRC method applies, how generous the behavioral benefit is — while Cigna administers. That is why two people with "Cigna" cards can get opposite answers. The plan's Summary Plan Description is the truth, and a benefits check reads it for you. It also shapes appeals: self-funded plans follow federal (ERISA) rules, fully-insured plans follow your state's.
Medication-assisted treatment
Cigna covers the FDA-approved medications for opioid and alcohol use disorder — buprenorphine (including Suboxone), methadone through certified programs, and naltrexone including Vivitrol — with counseling, per SAMHSA. Cigna was an early carrier to drop prior authorization for buprenorphine-based MAT, and Evernorth's current list shows methadone as needing none. Formulary tier for specific branded products varies by plan.
If Cigna denies: appeals
You have 180 days to file an internal appeal; medical-necessity appeals are decided within about 30 days, urgent ones faster, with the team resubmitting ASAM documentation. If upheld, a binding independent external review is available. If addiction claims face tougher review than medical ones, file a parity complaint with the U.S. Department of Labor or your state regulator.
How to verify your Cigna benefits
A free, confidential benefits check establishes whether your plan carries an out-of-network benefit, which MRC method it uses, your deductible and out-of-pocket status, Evernorth's authorization requirements, and your estimated cost. Call the number on your card or let a treatment center run it in minutes.
Check your Cigna benefits — free & confidential
A quick call confirms your plan type, network, deductible, and estimated cost. No obligation.
Call (319) 271-2077Frequently asked questions about Cigna
Does Cigna cover drug and alcohol rehab?
Who is Evernorth and why do they handle my Cigna benefits?
What is the Maximum Reimbursable Charge (MRC)?
Does Cigna cover out-of-network rehab?
How much does rehab cost with Cigna?
Does Cigna require prior authorization for residential rehab?
Why does my colleague's Cigna plan cover rehab differently?
Does Cigna cover medication-assisted treatment?
What if Cigna denies my rehab claim?
How do I check my Cigna rehab benefits?
Does Cigna cover mental health treatment with rehab?
Sources & references
- Cigna — Product disclosures: Maximum Reimbursable Charge
- Cigna — Mental health & substance use benefits (Evernorth)
- Cigna — HMO, PPO, EPO plan types
- CMS — Mental Health Parity and Addiction Equity Act
- ASAM — The ASAM Criteria
- SAMHSA — Treatment options (FDA-approved MAT)
- U.S. DOL — Understanding your MH & SUD benefits (parity complaints)
Coverage details vary by specific plan. Verify with Cigna member services before admission. Last updated April 2026. Sources: ACA / HealthCare.gov, MHPAEA (U.S. DOL), ASAM Criteria, SAMHSA, Cigna plan documents. See our editorial policy.
Coverage by insurer
← All insurance we coverFacility data comes from SAMHSA’s National Directory and state licensing boards. Statistics are cross-referenced against CDC WONDER, NIDA, and peer-reviewed research. Every medical claim is checked against primary sources before publication. Corrections are processed within 48 hours.