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What is Co-insurance in Health Insurance? Meaning & Features

What is Co-insurance in Health Insurance? Meaning & Features

What is Co-insurance in Health Insurance? Meaning & Features

Insurance

What is Co-insurance in Health Insurance? Meaning & Features

What is Co-insurance in Health Insurance? Meaning & Features

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Have you ever looked at a medical bill and wondered why you have to pay a part of it even though you have insurance? It can be confusing to see numbers and percentages without knowing what they mean. If you have faced this, you are not alone. Many people find medical bills tricky to understand, especially when it comes to what you owe and what your insurance covers. In this blog, we will walk you through one important part of those bills called coinsurance, so you can feel more confident when handling your medical expenses.

What is Co-insurance in Health Insurance?

Co-insurance is a way of sharing medical costs between you and your insurance company. It works a little like a copay, but instead of paying a fixed amount, you pay a percentage of the total bill for a covered service. The exact percentage depends on your health insurance plan.

Co-insurance usually comes into play after you have paid your deductible. The deductible is the amount you need to cover out of your own pocket before your insurance starts paying its share. Once that is done, your insurance will cover part of the bill and you will pay the rest based on your co-insurance rate.

How Does Co-Insurance Work?

Let’s say your plan has an 80/20 co-insurance arrangement. This means your insurance company will pay 80 percent of the approved medical costs, and you will pay the remaining 20 percent. For example, if your hospital bill is ₹10,000 after the deductible is met, the insurance will cover ₹8,000 and you will need to pay ₹2,000.

Co-insurance applies not only to health insurance but sometimes to dental and vision plans too. Understanding it well can help you plan your medical expenses better and avoid surprises when the bill arrives.

If you want a health plan that makes co-insurance simple and keeps your out-of-pocket costs low, check out Freo Health Insurance. With clear terms, flexible coverage, and quick claim settlements, it helps you focus on getting the care you need without stressing over confusing costs.

How Do I Calculate My Coinsurance Costs?

Calculating coinsurance is simpler than it sounds. Here's how you can do it:

  1. Find out your total medical bill. This is the amount the hospital or clinic charges for your treatment.
  2. Subtract your deductible. The deductible is the fixed amount you must pay before your insurance starts covering costs.
  3. Apply your coinsurance percentage to what’s left. This is the part you’re responsible for. Your insurer pays the rest.

Example:

Let’s say your total hospital bill is ₹1,00,000 and your deductible is ₹20,000.

After subtracting the deductible, you are left with ₹80,000.

If your coinsurance rate is 20%, you pay 20% of ₹80,000, which is ₹16,000.

Your insurance company covers the remaining ₹64,000.

Features of Coinsurance in Health Insurance

Here's a closer look at the key features of coinsurance:

  1. You Share the Cost of Treatment With Your Insurer

    As a policyholder, you pay a fixed percentage of the medical bill after meeting your deductible. For example, if your coinsurance is 20 percent, you pay that part of the bill and your insurer covers the rest. This sharing continues for each claim until you reach the maximum out-of-pocket limit.

  2. Your Chosen Percentage Stays the Same

    The coinsurance rate you select at the time of buying the policy remains fixed for the entire policy term. This means you know exactly what portion of costs you will be responsible for, which helps you plan your medical expenses better.

  3. It Reduces the Risk of False or Inflated Claims

    Because you are paying a share of the bill, coinsurance discourages misuse of health insurance. It ensures that claims are genuine and necessary, which benefits both you and the insurer in the long run.

  4. It Keeps Health Insurance Sustainable

    Coinsurance helps the insurance company avoid bearing the entire cost of every claim. This balance makes the system more sustainable and ensures that coverage can remain available for all policyholders.

  5. It Can Lower Your Premium

    If you are willing to take on a higher coinsurance percentage, your health insurance premium is likely to be lower. This can be a good option if you are healthy, rarely need medical treatment, and want to save on annual premium costs.

What is the Difference Between Co-pay and Co-insurance?

Both co-pay and co-insurance are ways in which you share medical costs with your health insurance company. The difference is in how you share those costs. Co-pay is a fixed amount you pay each time you get a specific medical service. Co-insurance is a percentage of the total bill that you pay after meeting your deductible. Here’s a comparison table that’ll help you to understand the differences:

Co-Pay vs Co-Insurance

Aspect Co-pay Co-insurance
Meaning A fixed amount you pay for a covered medical service, no matter how much the service actually costs. A percentage of the total medical bill that you pay once you have met your deductible.
Payment Amount Always the same for a particular service. For example, you might pay ₹500 for a doctor visit every time. Varies depending on the total bill. For example, if your co-insurance is 20% and the bill is ₹10,000, you pay ₹2,000.
When You Pay Paid at the time of the service, such as during a clinic visit or when buying medicines. Paid after the insurer calculates your share of the bill based on the percentage agreed in your policy.
Predictability Easy to budget because the amount is fixed for each service. Less predictable because the amount changes based on the cost of the service.
Relation to Deductible In many policies, co-pay applies regardless of whether the deductible has been met. Co-insurance usually starts after you have met your deductible.
Impact on Expensive Treatments Does not change much for costly treatments. Your co-pay remains the same. Can lead to higher out-of-pocket costs if the treatment is expensive, since it is a percentage of the bill.
Best For People who want predictable healthcare costs and use services regularly. People who do not need frequent medical care and want lower fixed premiums, but can handle varying bills when care is needed.

If you are looking for a health plan that offers clear and fair co-insurance terms, Freo Insurance can be a great choice. With Freo, you get complete transparency on how your medical costs are shared, along with flexible plans that fit your healthcare needs. Whether it is a routine check-up or a major treatment, you will always know exactly what percentage you pay and what the insurer covers. This helps you plan your healthcare expenses better and avoid surprises in your bills.

Get started today and choose a plan that works for you.

Explore Freo Care

Closing Thoughts

We hope this helped you understand how coinsurance works and why it matters for your health plan. When you know how the costs are shared, it becomes easier to plan ahead and avoid surprises in your medical bills.

Frequently Asked Questions (FAQs)

  1. What does 30% coinsurance mean?

    If your health plan says you have 30% coinsurance, it means you pay 30% of the medical bill and your insurance company covers the remaining 70% after your deductible is met.

  2. Is coinsurance the same as copay?

    No, they are different. A copay is a fixed amount you pay for a service, like ₹800 for a doctor’s visit. Coinsurance is a percentage of the total bill you share with your insurer.

  3. What is not included in a coinsurance?

    Coinsurance does not cover certain costs. These include services your health plan does not cover, charges that are higher than the plan’s Maximum Reimbursable Charge, and any expenses outside your policy’s benefits. You are responsible for paying these amounts separately.

  4. When do I pay a coinsurance?

    You pay coinsurance after your deductible is met and your insurer has processed the claim. The bill will show your share clearly.

  5. Is coinsurance a monthly payment?

    No, coinsurance is not a monthly payment. You only pay it when you use covered medical services.

  6. Can coinsurance be waived?

    In some cases, yes. Certain plans or special situations may waive coinsurance, especially for preventive care or network-specific services. You should check your policy details to be sure.

  7. What happens if I can't pay my coinsurance?

    If you cannot pay, talk to your provider about payment plans or financial assistance options. Delaying payment could affect your credit score.

  8. Does coinsurance count towards out-of-pocket maximum?

    Yes, coinsurance payments usually count toward your out-of-pocket maximum. Once you reach that limit, your insurance covers 100% of covered services for the rest of the year.

Naina Rajgopalan

Naina Rajgopalan has a thing for numbers and a deep fascination to learn about all things finance. She's been money-wise from a young age and has always shared her knowledge and tips with those around her. Being a part of the content team at Freo, a neobank that offers flexible and customised financial products, along with benefits such as insurance on balance, safe & secure banking, and so on, Naina stays updated with the latest of what happens in the banking and fintech industries. She has taken upon herself to share her knowledge with readers across all walks of life to help them manage their finances and budgets better, so they can make better decisions while spending, borrowing, investing and saving.

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CIN: U72200KA2015PTC083534
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CIN: U72200KA2015PTC083534
Address: G-405,4th Floor - Gamma Block, Sigma Soft Tech Park Varthur, Kodi Whitefield Post, Bangalore - 560066

Copyright © 2025 MWYN Tech Pvt Ltd. All rights reserved.