Overview
Most people looking for health insurance in India come across the phrase "claim settlement ratio" within the first five minutes of research. Fewer have heard of the incurred claims ratio, and even fewer understand the impact of both the ratios.
Using only one of these metrics to judge an insurer is a bit like judging a restaurant by the number of tables it has without checking how the food tastes. Both numbers need to be analyzed and read together.
This article breaks down what each ratio means, how it is calculated, where the data comes from, and how to use both when you are shortlisting a health insurer.
What Is Claim Settlement Ratio (CSR)?
Claim Settlement Ratio (CSR) is the percentage of the number of claims settled by an insurance company against the total number of claims received during a financial year. For example, if an insurer receives 100 claims and settles 97 of them, its CSR is 97%.
Quick Note: A 99% or 100% CSR can look impressive, but context matters too. A high ratio over a short window, say three months or a single year, is much easier to achieve than sustaining it over time. At Ditto, we look at the 3-year average across all metrics because one good year doesn't tell you how an insurer behaves when claim volume rises or circumstances change.
What Is Incurred Claims Ratio (ICR)?
The Incurred Claims Ratio (ICR) represents the total value of claims paid out by an insurer relative to the total premiums earned during a financial year. The remaining amount can be used to cover operating costs, commissions, administrative costs, and more.
Understanding ICR helps you learn more about an insurer’s financial efficiency and sustainability in paying claims relative to its earnings.
Did You Know?
CSR vs ICR: Key Differences and Formulas
For more details, refer to our guide on the differences between incurred claims ratio and claim settlement ratio.
Which Ratio Should You Actually Trust?
Both ratios are worth looking at, but neither should be read in isolation. Here’s how you should interpret claim settlement ratio and incurred claims ratio:
How to Interpret CSR?
- 90% and Above: This indicates that the insurer has a strong, consistent track record of settling claims. It gives a reasonable degree of confidence that your valid claim will be honored. Many insurers like HDFC Ergo (97.61%), Care (95.45%), and Aditya Birla Health Insurance (96.25%) fall under this category.
- 85% to 90%: Most claims get settled, but the insurer isn't at the top of the chart. Hence, it's worth looking at complaints, ICR, and plan features before making a final call. ICICI Lombard (86.81%), Star (88.63%), and TATA AIG’s claim settlement ratios (88.94%) fall under this category.
- Below 85%: A CSR in this range can point to a higher chance of delays, partial settlements, or rejections. It doesn't mean your claim will definitely be rejected, but it's a signal to be more cautious.
How to Interpret ICR?
- Above 85%: Ratios above 85% indicate high claim payouts. While this may look customer-friendly, consistently high ICRs (especially near or above 100%) can strain profitability and may lead to future premium hikes or tighter underwriting. Many public sector undertaking (PSU) insurers like Oriental (111.54%), United India (98.77%), and National Health Insurance (96.41%) fall under this category.
- 55% to 85%: This is generally considered the healthiest range. It shows the insurer is paying a reasonable portion of premiums as claims while still maintaining enough margin for expenses, reserves, and long-term stability. Most financially sound private insurers, such as HDFC Ergo (81.62%), Bajaj (82.18%), and ICICI Lombard (79.47%), fall within this band.
- Below 50%: A consistently low ICR may indicate very strict underwriting or conservative claim approvals. While the insurer may be financially strong, such a low ratio can sometimes signal higher claim rejections or limited payouts. It may also suggest that the insurer’s primary focus is on maximizing profits.
CSR vs ICR: Key Differences and Formulas
All data for the top 10 claim settlement ratio health insurance companies are derived from public disclosures and from Form NL37 provided by insurers. Please note that the latest date is available till 2024-25, while 2025-26 is being compiled and updated by insurers. If you want to know more about the CSR and ICR figures of players beyond the top 10 insurers, check out Ditto’s data lab on health insurance.
Note: If you'd like to explore the detailed figures reported by insurers and the IRDAI in their annual disclosures and public reports, visit Ditto Data Labs, our proprietary repository of health insurance data, meticulously compiled, verified, and maintained by the Ditto team over the years.
How to Use These Ratios When Buying
- Do not rely on a single year of data. Both CSR and ICR can swing significantly year on year due to pandemic years, large claims events, or business restructuring. A 3-year average is more stable and meaningful.
- Cross-check against complaint volume. An insurer can have a good CSR and still generate high complaint volumes if partial settlements are common. HDFC Ergo, for example, has a complaint volume of just 9.28 per 10,000 claims, compared with an industry average of 27.06, making it one of the most consistent performers across all four metrics.
- Then come the network hospitals, and our recommended range is 10,000+.
- Do not forget to review the insurer's annual business volume to ensure they are financially sound and stable enough to support a smooth claims settlement process.
- Finally, remember that no metric covers everything. Policy wording, add-on availability, hospital network in your specific city, and customer service quality all matter at the time of a claim in ways that ratios cannot fully capture.
For more details on the credibility metrics, check out the infographic below:

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Conclusion
The incurred claims ratio and claim settlement ratio of health insurance companies are useful metrics, but neither is a shortcut to picking the right insurer. CSR tells you whether an insurer settles claims. ICR tells you whether it is financially balanced enough to keep doing so sustainably. Used together, with a 3-year average and cross-referenced against complaint data and network size, they give you a much clearer picture than either number alone.
To reiterate, we recommend looking for insurers with a CSR above 90% and an ICR between 55% and 85% as a starting filter, then building the full picture from there. For a detailed insurer-by-insurer breakdown, compare health insurance plans on Ditto’s website.
Frequently Asked Questions
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