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Understanding your coverage for addiction treatment

TRICARE, TriWest, and VA benefits all cover addiction treatment, but each works differently and the details matter. San Antonio is in the TriWest TRICARE region, meaning TriWest is the contractor that actually processes most TRICARE claims and authorizations here. This hub explains how each benefit works, what treatment costs, how to verify your specific coverage, and what to do when something goes wrong.

TRICARE TriWest VA Benefits
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Guides are added as they are published. Each one is sourced to official references and reviewed before going live.

TRICARE coverage basics

Does TRICARE cover addiction treatment in San Antonio?

Coverage across all plan types, levels of care, and what to check before choosing a facility.

Core guide

TRICARE rehab coverage explained: detox, inpatient, IOP, PHP

How TRICARE treats each level of care differently, what requires authorization, and what does not.

TRICARE Prime vs Select for addiction treatment

How the plan type you hold changes the process, referral requirements, and cost-share for rehab.

TriWest and TRICARE in San Antonio: what you need to know

San Antonio is in the TriWest TRICARE region. What that means for your authorizations, claims, and who to call when something goes wrong.

Local

How to verify your TRICARE coverage before choosing a treatment center

The exact steps to confirm a facility is in-network, get a cost estimate, and document the verification before you commit to anything.

Costs and networks

In-network vs out-of-network rehab and what it does to your bill

The real cost difference, by plan type, with sourced cost-share percentages from TRICARE.mil.

What rehab really costs out of pocket on each TRICARE plan

Plain numbers by plan, level of care, and network status. What to budget before you start.

Authorization, denials, and appeals

Prior authorization for residential treatment: the real timeline

Who submits the request, how long it takes, what can cause delays, and how to follow up.

TRICARE denied your residential rehab? Exact appeal steps and deadlines

A step-by-step guide to the TRICARE appeals process, from reconsideration through independent review.

High priority
VA benefits

Using VA benefits for substance use treatment in Texas

How VA substance use programs work, eligibility criteria, and how to access care through the VA in San Antonio.

Common questions

Quick answers to what people ask most

Sourced to official TRICARE and VA guidance. For your specific plan, always verify directly.

Yes. TRICARE covers substance use disorder treatment across all plan types, including medical detox, inpatient residential care, partial hospitalization (PHP), intensive outpatient (IOP), and standard outpatient programs. Coverage specifics depend on your plan type, whether the facility is in-network, and whether prior authorization has been obtained.
Source: tricare.mil
Yes. Residential treatment and partial hospitalization (PHP) generally require prior authorization under TRICARE. Intensive outpatient (IOP) may also require it depending on your plan. Your treatment facility typically initiates the authorization request on your behalf. The timeline from request to decision varies but is typically a few business days for standard cases.
Source: tricare.mil
TRICARE Prime operates like an HMO: you have a primary care manager, referrals are required for specialty care, and your out-of-pocket costs are generally lower. TRICARE Select operates more like a PPO: no referrals needed, but cost-shares are higher. For addiction treatment, both plans cover the same levels of care, but your out-of-pocket costs will differ significantly depending on which plan you hold and whether you use an in-network provider.
Source: tricare.mil
Yes. Veterans who are eligible for VA healthcare can use VA substance use treatment programs even if they also hold TRICARE. VA and TRICARE serve different populations and operate independently. VA care does not typically involve cost-shares the way TRICARE does. Confirm your VA eligibility at va.gov or by contacting your local VA medical center.
Source: va.gov
A denial is not final. TRICARE has a formal appeals process with specific deadlines. You can request a reconsideration, escalate to an independent review, and ultimately request a hearing. The key is acting quickly: many appeals have a 60-day window from the denial date. Your treatment facility's case manager can often assist with the appeals process.
Source: tricare.mil

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