What to Do If an Addiction Treatment Insurance Claim Is Rejected

A rejection letter from an insurer feels final. It arrives after the treatment is over, often after the family has already paid, and it is usually written in policy language that seems designed to end the conversation. For addiction treatment, the letter may simply say that the condition is excluded, or that the facility did not qualify, or that inpatient care was “not medically necessary”.

If your addiction treatment insurance claim is rejected, it is not the end. India has a structured, largely free grievance system for health insurance, and the law on mental health insurance has moved in policyholders’ favour since 2018. Many rejections can be challenged, and some are overturned, particularly when the family understands the reason, gathers the right evidence and escalates in the right order.

This guide sets out what to do in the first 48 hours, how to decode the most common rejection reasons for addiction treatment, and how to move step by step from the insurer’s grievance cell to the regulator, the Insurance Ombudsman and, if needed, the consumer commission.

This article is general information, not legal advice. For large or complex disputes, consider speaking with a lawyer or an IRDAI-registered insurance adviser.

The First 48 Hours After a Rejection

You do not need to act on everything immediately, but a few early steps make the rest of the process far easier.

1. Get the decision in writing. If you were told by phone, ask for the rejection letter or email. IRDAI guidelines expect insurers to state the reason for rejection and the relevant policy clause.
2. Note the date you received it. Time limits for escalation run from key dates, so write this down.
3. Check whether it is a full rejection, a partial settlement or a query. A query letter asking for more documents is not a rejection, and answering it fully may resolve everything. A partial settlement means some of the claim was paid, with deductions you can question.
4. Do not sign anything that says “full and final settlement” until you are sure you accept the amount. Accepting a payment under protest is different from accepting it as final; if in doubt, write “received under protest” and keep a copy.
5. Gather your file. Pull together the policy wording, claim form, discharge summary, bills, receipts and all correspondence. If you followed our guide on documents to gather before submitting a rehab insurance claim, most of this is already in one folder.

Why an Addiction Treatment Insurance Claim Is Rejected, and How to Respond

The reason given in the letter decides your strategy. Below are the reasons most often cited for addiction and mental health claims, with the kind of response that may help. Every case is different, so treat these as starting points.

A closer look at the exclusion argument

The exclusion for alcohol or substance use is the reason families most often face, and the one where the law has changed most. Section 21(4) of the Mental Healthcare Act, 2017 requires every insurer to provide medical insurance for mental illness on the same basis as for physical illness. The Act came into force on 29 May 2018, and IRDAI directed all insurers to comply in August 2018.

Courts have backed this. In a case involving the National Insurance Company, the Delhi High Court held that the insurer’s exclusion of psychiatric disorders was contrary to the Mental Healthcare Act. The Court directed the insurer, and all insurance companies, to give effect to Section 21(4) from 2018. In that case, the Insurance Ombudsman had earlier decided the claim based on the policy clauses alone, and the High Court found that approach untenable.

That ruling concerned a psychiatric diagnosis rather than a substance use disorder specifically, and every case turns on its facts. But it gives you a clear legal basis to argue that a blanket exclusion based only on the nature of a mental illness should not be applied. Make the argument calmly and specifically in your grievance: cite the section, the date it came into force, the IRDAI direction and the fact that the Act covers conditions associated with alcohol and drug abuse.

The Escalation Ladder

India’s grievance system for insurance works in steps. Skipping a step can delay your case, because later forums usually expect you to have tried the earlier ones first.

Step 1: Request reconsideration and approach the insurer’s Grievance Redressal Officer

Every insurer must have a grievance redressal mechanism with a Grievance Redressal Officer (GRO). Details are on the insurer’s website and often in the policy document.

• Write a formal grievance, by email or through the insurer’s grievance portal.
• Quote the claim number, policy number and the rejection reason.
• Explain clearly why you disagree, and attach supporting evidence.
• Ask for a written, reasoned response.

Insurers are expected to resolve grievances within 15 days. Keep the acknowledgement and the complaint reference number.

Step 2: Register a complaint on IRDAI’s Bima Bharosa portal

If the insurer does not respond in time or you are not satisfied, register a complaint on IRDAI’s Bima Bharosa portal, the regulator’s integrated grievance management system. You can also call the IRDAI helpline on 155255 or 1800 4254 732, or email complaints@irdai.gov.in. Bima Bharosa lets you track the complaint and puts the insurer’s handling of it under regulatory oversight.

Bima Bharosa does not automatically pass complaints on to the Insurance Ombudsman. If you remain dissatisfied, you need to approach the Ombudsman yourself.

Step 3: Approach the Insurance Ombudsman

The Insurance Ombudsman is an independent forum under the Insurance Ombudsman Rules, 2017, with offices across India under the Council for Insurance Ombudsmen. Key points:

• It is free. There is no filing fee and you do not need a lawyer.
• It handles claim disputes, including full or partial rejection of health claims and delays in settlement.
• You must complain to the insurer first. You can approach the Ombudsman after the insurer has rejected your complaint, has not replied within the allowed time, or has replied in a way you find unsatisfactory.
• Time limit: you generally need to file within one year of the insurer’s rejection of your complaint.
• Monetary limit: the Ombudsman can hear claims up to ₹50 lakh.
• Awards are binding on insurers, and insurers are required to comply with an Ombudsman’s award within 30 days of receiving it.

You can file online through the Bima Bharosa or Council for Insurance Ombudsmen websites, or by post or email to the Ombudsman office covering your area. Your file should include the complaint, the rejection letter, your grievance to the insurer, the insurer’s reply (or proof that none came), the claim documents and the amount in dispute.

Step 4: Consumer commission or court

If the Ombudsman’s decision does not satisfy you, or if you prefer this route, you can file a complaint with the consumer commission under the Consumer Protection Act, 2019. Complaints can be filed online through the e-Daakhil portal. A complaint generally needs to be filed within two years of the cause of action. Consumer cases take longer and may benefit from legal advice. In some cases involving questions of law, families have approached the High Court through a writ petition, as in the Delhi High Court case above; that route definitely needs a lawyer.

Building Your Evidence Pack

Whichever level you are at, a well-organised evidence pack makes your case stronger. Arrange it in this order:

1. Index page listing every document with page numbers.
2. Short summary of the dispute: the policy, the treatment, the claim amount, the rejection reason, your disagreement and what you are asking for.
3. Policy schedule and wording, with the relevant clauses highlighted.
4. Rejection letter and all correspondence, in date order.
5. Discharge summary and medical records, including the treating doctor’s letter explaining the diagnosis and the need for inpatient care.
6. Facility documents: registration certificate, details of beds and staffing if the hospital definition is disputed.
7. Bills and receipts, with a simple calculation of the amount claimed.
8. Legal basis: a short note citing Section 21(4) of the Mental Healthcare Act, 2017 and IRDAI’s 2018 direction, if the rejection relies on a mental illness or substance use exclusion.

The treating doctor’s letter

For “not medically necessary” or “rehabilitation not payable” rejections, a detailed letter from the treating psychiatrist can be the strongest piece of evidence. Ask the doctor to cover:

• The diagnosis, in standard clinical terms, including any co-occurring conditions.
• The specific risks that made outpatient treatment unsafe or inadequate, such as withdrawal severity, past seizures or delirium, suicide risk, medical complications or repeated outpatient failure.
• The treatment given each phase, and why the length of stay was needed.
• The active medical supervision throughout the stay, not just accommodation.

A generic letter that says only “patient needed admission” adds little. Patient-specific reasons add a great deal. Our page on medical detoxification and our article on the risks of alcohol withdrawal explain why some withdrawals need inpatient medical care.

Outline of a Grievance Letter

Your grievance does not need legal language. It needs to be clear, polite and specific. A structure that works:

1. Subject line: “Grievance against rejection of claim no. ______, policy no. ______”.
2. Opening paragraph: who you are, the patient’s name, the policy, the claim number, the treatment dates and the amount claimed.
3. The decision: the date of the rejection letter and the reason it gives, quoted exactly.
4. Why you disagree: point by point, each linked to a document in your pack. For an exclusion, cite Section 21(4) of the Mental Healthcare Act, 2017 and IRDAI’s August 2018 direction. For medical necessity, refer to the doctor’s letter. For facility eligibility, refer to the registration and staffing documents.
5. What you are asking for: reconsideration and payment of the claim amount, or of a specific portion.
6. Closing: a request for a written, reasoned reply within the timeline required, and your contact details.

Keep it to two pages if possible, with the evidence attached rather than described at length.

Partial Settlements and Deductions

Sometimes the claim is not rejected but paid with large deductions. Common deductions in rehab claims include:

• Room rent above the policy limit, with proportionate deductions on other charges.
• Days the insurer considers “rehabilitative” rather than “medical”.
• Items treated as non-payable, such as some consumables or administrative charges.
• Co-payment as per the policy.
• Amounts above a sub-limit for mental illness treatment.

Ask for a deduction statement showing each item deducted and the clause relied on. Check each one against the policy wording. Some deductions are correct under the policy; others may be challengeable. A sub-limit or co-payment that applies only to mental illness, and not to comparable physical illnesses, may also raise a parity question under the Mental Healthcare Act.

What Not to Do

• Do not ignore deadlines. Note the date of every letter and the time limit for the next step.
• Do not rely only on phone calls. Follow every call with an email summarising what was said.
• Do not alter documents. Asking the centre to change a diagnosis after a rejection can turn a valid dispute into a fraud allegation. If a document contains a genuine error, ask the centre to issue a properly dated correction or clarification letter.
• Do not pay agents who promise guaranteed results. The grievance system and the Ombudsman are free. If you want professional help, choose someone transparent about fees and qualifications.
• Do not let the dispute affect the patient’s care. The patient’s recovery, and their aftercare, should not wait for an insurance outcome.

A Simple Escalation Timeline to Track Your Case

Disputes stretch over weeks or months, and it is easy to lose track. Keep a one-page timeline with these columns: date, action, sent to or received from, reference number, next deadline. A typical sequence looks like this:

Set phone reminders for each deadline. If the person managing the dispute is also caring for the patient, consider asking another trusted relative to take on the paperwork, so that one person is not carrying both burdens.

Keeping the Patient in the Loop

An adult patient has a right to know about decisions involving their own health information. They may also be the insured person, so their signature will be needed on complaints and forms. Talk to them about the dispute at a calm moment, ideally once they are stable, and share only what they need. Financial stress can be a relapse trigger for some people, so frame the dispute as a practical matter the family is handling rather than a burden caused by them. Our page on family counselling covers how families can talk about difficult topics during recovery.

When to Get Professional Help

Most families can handle the grievance and Ombudsman stages themselves. Professional help may be worth considering when:

• The amount in dispute is large relative to your family’s finances.
• The insurer alleges non-disclosure or misrepresentation, which can have consequences beyond the single claim.
• The dispute involves a legal question, such as how the Mental Healthcare Act applies to a particular exclusion.
• You are considering the consumer commission or a High Court petition.
• You simply do not have the time or energy while caring for the patient.

Options include a lawyer experienced in insurance or consumer disputes, or an IRDAI-registered insurance broker or adviser if one sold you the policy. Ask about fees in advance, and be wary of anyone who asks for a large percentage of the claim or promises a guaranteed result.

Preventing the Next Rejection

Whatever happens with this claim, a few steps can reduce the chance of future problems:

• Read the policy wording at renewal and check whether mental illness and substance use terms have changed.
• Ask your insurer the questions in our guide on questions to ask your insurer about addiction treatment coverage before any future planned admission.
• Choose a centre that issues itemised bills and typed discharge summaries, and confirm its registration in advance.
• Understand the difference between cashless and reimbursement routes and pick the right one before admission.
• When renewing or porting a policy, answer health questions accurately, including questions about alcohol and drug use.

Frequently Asked Questions

Can an insurer reject a claim just because it is for addiction treatment?

Many policies still include an exclusion for alcohol or substance use. However, Section 21(4) of the Mental Healthcare Act, 2017 requires insurers to cover mental illness on the same basis as physical illness, and the Act includes conditions associated with alcohol and drug abuse in its definition of mental illness. Courts have directed insurers to comply. A rejection based solely on such an exclusion can be challenged.

How long does the grievance process take?

Insurers are expected to respond to grievances within about 15 days. Complaints through Bima Bharosa and the Ombudsman typically take longer, often several weeks to a few months. Consumer commission cases can take considerably longer.

Does it cost money to complain to the Insurance Ombudsman?

No. The Ombudsman process is free, and you do not need a lawyer. You only need to prepare your complaint and documents.

What is the time limit to approach the Insurance Ombudsman?

Generally within one year of the insurer’s rejection of your complaint. Check the current rules on the Council for Insurance Ombudsmen website when you file.

Can I go to the consumer commission directly?

Yes, the consumer commission is an independent route, and you are not legally required to go to the Ombudsman first. But the Ombudsman is free and often faster, so many families try it first. A consumer complaint should generally be filed within two years of the cause of action.

The rehab centre wasn’t in the network. Is that why I was rejected?

Not being in the network affects only the cashless route. A reimbursement claim can still be made at a non-network facility if the policy covers the treatment and the facility meets the policy’s hospital definition. If the rejection is about facility eligibility, the registration and staffing documents become important.

Stay Organised, Stay Calm, Escalate in Order

When an addiction treatment insurance claim is rejected, the letter is a decision you can question, not a final word. Understand the reason, build a clear evidence pack, use the insurer’s grievance process, then Bima Bharosa and the Ombudsman, and keep a written record at every step. Meanwhile, keep the focus on recovery.

If your family member was treated at Second New Life and you need copies of records or a clarification letter from the treating team for an insurance dispute, please contact us. If you are planning a future admission, our admissions team can explain our billing and documentation before you decide.