Overview
Getting admitted to a hospital is stressful enough. Figuring out your claim process on top of that should not be stressful. Royal Sundaram Health Insurance offers two ways to make a claim: cashless and reimbursement. Which one applies to you depends on several factors, like the hospitalization type (planned or emergency) and whether the hospital is a part of the insurer’s network.
Most people find out the hard way that the claims process has strict timelines and a specific set of required documents. Missing either can delay your settlement or result in your claim being rejected outright.
This guide covers the step-by-step process, the difference between cashless and reimbursement claims, and the required documentation.
How to Claim Royal Sundaram Health Insurance: Step-By-Step Guide
For a Cashless Claim
Step 1: Confirm that your hospital is on Royal Sundaram's network hospital list before or at the time of admission.
Step 2: Show your Royal Sundaram health card and a valid government-issued photo ID at the hospital's insurance helpdesk.
Step 3: Request the pre-authorization form from the hospital. The hospital completes this form and sends it, along with your medical records, to Royal Sundaram's Third-Party Administrator (TPA) for approval.
Step 4: The TPA reviews the documents and approves the claim as per the policy terms. If any information is missing, they may request additional documents.
Step 5: At the time of discharge, the hospital submits the discharge summary and final bill to the TPA.
Step 6: Royal Sundaram settles the approved bill amount directly with the hospital. You pay only for items not covered under the policy.
For a Reimbursement Claim
Step 1: Notify Royal Sundaram via email at care@royalsundaram.in or by calling 1860-258-0000/1860-425-0000 within 2 days of the emergency admission. For planned hospitalization, inform them at least 3 days in advance.
Step 2: Pay all hospital bills and collect all documents before discharge, including bills, receipts, prescriptions, and diagnostic reports.
Step 3: Download and fill out the Royal Sundaram Health Insurance claim form from royalsundaram.in/claims/claim-forms.
Step 4: Submit the completed claim form along with all supporting documents to Royal Sundaram or their TPA within 30 days of discharge.
Step 5: The insurer reviews and processes the claim as per policy terms. On approval, the reimbursement is credited to your bank account.
Cashless vs Reimbursement Claim Process
Cashless Claim
The insurer settles the bill directly with the hospital rather than you arranging payment. However, you must be admitted to a hospital that is on Royal Sundaram's approved network list. The pre-authorization process can take a few hours, and in emergencies, the hospital typically initiates it on your behalf.
Reimbursement Claim
You pay the hospital yourself and recover the amount from the insurer afterward. This is the route when you are admitted to a hospital outside the Royal Sundaram network. The timeline to submit documents after discharge is 30 days, and this deadline is firm. Delays in submission are among the most common reasons reimbursement claims are held up.
For more details, refer to our guide on cashless and reimbursement claims in health insurance.
Note: As discussed, Royal Sundaram uses a TPA rather than settling claims in-house. This means your cashless authorizations and reimbursement claim reviews are processed by Medi Assist, Paramount Health Insurance, or MDIndia, depending on the TPA assigned to your policy. Check your policy schedule to find out which TPA applies to you.
Documents Required for a Claim
Look at the infographic below to learn more about the documents required for claims:

For more details, read our guide on documents required for health insurance claims.
Finding the Network Hospital List
Royal Sundaram has 10,000+ network hospitals across India where cashless treatment is available. You can search for the Royal Sundaram Health Insurance hospital list directly on their website. The search tool lets you filter by state, city, and hospital name.
Remember: It is worth cross-checking your preferred hospital on the insurer’s page rather than assuming it is covered, especially for planned hospitalizations. The list is updated periodically, and a hospital that was on the network last year may have been delisted or had its cashless tie-up modified.
Renewal and Claim Settlement Ratio
Royal Sundaram Health Insurance policies can be renewed lifelong with no exit age. Renewals can be done online through VConnect using your policy number. The insurer also allows you to increase your sum insured at renewal, though the enhanced portion comes with a fresh waiting period for pre-existing diseases (PEDs).
Royal Sundaram also has a 3-year average CSR of 92.57% for FY 2022-25, based on data sourced from IRDAI public disclosures (Form NL 37). The year-on-year figures are 93.42% for FY 2022-23, 95.06% for FY 2023-24, and 89.23% for FY 2024-25. The 3-year average sits above Ditto's benchmark of 90%, though the most recent year shows a dip worth watching at renewal time.
Common Claim Issues and How to Resolve Them
Health insurance claims are often rejected or delayed for administrative reasons, such as missing documents or incorrect details. The most common reasons for health insurance claim rejections include treatments not covered by the policy, lack of pre-authorization for cashless claims, claims during waiting periods, or non-disclosure of PEDs.
To make sure your claim doesn’t get rejected, disclose all PEDs honestly at purchase, inform the insurer within 24–48 hours of hospitalization, and keep original documents ready for submission.
For more details, refer to our guide on what to do if your health insurance claim is denied.
Why Choose Ditto for Health Insurance?
At Ditto, we’ve assisted over 8,00,000 customers with choosing the right insurance policy. Why customers like Pallavi below love us:

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Confused about the right insurance? Speak to Ditto’s certified advisors for free, unbiased guidance. Book your call now or chat with our advisors on WhatsApp.
Conclusion
Filing a Royal Sundaram Health Insurance claim comes down to one decision made at the time of admission: cashless at a network hospital or reimbursement at a non-network one. Once that decision is made, the rest is about meeting the deadlines and getting the documents right.
For cashless claims, let the hospital's insurance desk lead the pre-authorization process. For reimbursement claims, collect all original documents before you leave the hospital and submit them within 30 days.
If a claim is rejected or partially settled, you have options, including internal grievance escalation and the Insurance Ombudsman. If you are still evaluating whether Royal Sundaram is the right insurer for your needs, check out our full guide on the best health insurance plans in India.
Frequently Asked Questions
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