Health insurance co-pay vs deductible in India
Quick answer: A co-payment makes you bear a stated percentage of the admissible claim; a deductible makes you bear a stated rupee threshold before the insurer pays under that cover. Neither term tells you the whole claim outcome. First remove non-payable expenses and apply the policy's sub-limits and conditions, then follow the calculation order written in your policy schedule, wording and Customer Information Sheet. Never assume every insurer applies multiple clauses in the same order.
These clauses shift part of the claim to you, but in different ways. A 20% co-pay changes with the admissible amount. A Rs 50,000 deductible is a fixed threshold under the terms that define it. The premium may be lower when you accept more cost sharing, yet the out-of-pocket risk can be much larger during a claim.
The current IRDAI meanings
IRDAI's official health-insurance FAQs explains:
- Co-payment: the policyholder or insured bears a specified percentage of the admissible claim amount. A co-pay does not reduce the sum insured.
- Deductible: a specified amount stated in the policy up to which the insurer will not pay a claim; where the claim exceeds it, the amount is deducted as the policy provides.
Do not confuse either with a sub-limit, which caps the insurer's payment for a specified condition, treatment, service or situation. A room-rent limit, disease cap and co-pay can all affect the same hospital bill.
The binding answer for your claim lies in the issued policy: proposal, schedule/certificate, policy wording, endorsements and Customer Information Sheet (CIS). An advertisement or agent's oral summary cannot safely replace those documents.
Worked example: a co-payment
Suppose the hospital bill is Rs 2,00,000. After non-payable items and the policy's applicable limits, the insurer treats Rs 1,50,000 as the admissible claim amount. The schedule shows a 20% co-payment for this claim.
| Calculation | Amount |
|---|---|
| Admissible claim | Rs 1,50,000 |
| Your 20% co-pay | Rs 30,000 |
| Insurer's amount before any other applicable clause | Rs 1,20,000 |
The co-pay is not calculated on the original hospital bill in this illustration; it is calculated on the admissible amount. But you may also pay the Rs 50,000 already excluded from admissibility. Your total out-of-pocket amount can therefore exceed the co-pay figure.
Worked example: a deductible
Assume an admissible claim of Rs 1,50,000 under a cover carrying a Rs 50,000 deductible.
| Calculation | Amount |
|---|---|
| Admissible claim | Rs 1,50,000 |
| Deductible borne outside this cover | Rs 50,000 |
| Insurer's amount before any other applicable clause | Rs 1,00,000 |
Whether a deductible applies per claim, per policy year, per insured person or in another way is a policy question. Do not carry the wording from one product into another.
When both appear in one claim
If a product applies both a deductible and a co-pay, the order matters. On an admissible claim of Rs 1,50,000 with a Rs 50,000 deductible and a 20% co-pay:
- applying the deductible first and then 20% to the remainder produces a different customer share from
- applying 20% first and then deducting Rs 50,000.
This guide does not invent a universal order. Ask the insurer to cite the exact clause and provide its calculation sheet. If the wording is ambiguous, complain in writing rather than accepting a telephone explanation with no record.
Where co-pay clauses commonly change
Read the schedule for triggers such as:
- voluntary co-pay selected for a premium adjustment;
- age-linked or product-specific co-pay;
- treatment outside a defined network or zone;
- admission in a city or zone different from the policy's base;
- specific illness, procedure or hospital category; and
- an endorsement added at renewal.
These are examples of clause designs, not terms present in every product. A sales comparison that says only “no co-pay” is incomplete if another deductible, sub-limit or exclusion creates similar exposure.
Deductible in a top-up or super top-up
Top-up products often use a deductible to decide when the top-up layer begins. The exact aggregation rule is crucial:
- a product may test each admissible claim against the threshold; or
- a product described as a super top-up may aggregate eligible claims during the defined policy period.
Confirm this from the policy wording. Also check whether your base policy, employer cover or personal funds will meet the lower layer. A Rs 5 lakh deductible does not mean the top-up pays the first Rs 5 lakh.
The five documents to read before buying
1. Customer Information Sheet
IRDAI describes the CIS as a simplified summary issued with the policy. Use it to locate cost-sharing, exclusions, waiting periods, sub-limits, claim procedure and grievance details. If the CIS and policy appear inconsistent, ask the insurer to clarify in writing before the free-look or other applicable decision window expires.
2. Policy schedule or certificate
This records the options actually selected: insured persons, sum insured, deductible, co-pay, zone and endorsements. Generic website wording may not show your chosen variant.
3. Full policy wording
Search for “co-payment”, “deductible”, “admissible”, “sub-limit”, “room rent”, “proportionate deduction” and “aggregate”. Read definitions together with the benefit and claim sections.
4. Proposal form and benefit illustration
Check whether you knowingly opted for a voluntary deductible or co-pay. Keep the submitted proposal and consent trail; a pre-ticked option should be questioned promptly.
5. Endorsements and renewal notices
An endorsement can change the operative schedule. Compare each renewal with the previous year instead of keeping only the latest payment receipt.
Before admission and during cashless processing
Ask the insurer or TPA for a written estimate showing:
- hospital estimate;
- amount initially admitted;
- non-payable items or exclusions;
- sub-limit or room-category effect;
- deductible;
- co-pay; and
- final approved cashless amount.
A cashless approval is not necessarily the final settlement. Preserve every enhancement request, denial note and final authorisation. Do not sign a blank or unexplained discharge calculation.
How to challenge a wrong deduction
Write first to the insurer's Grievance Redressal Officer. Quote the policy and claim numbers and attach the schedule, relevant wording, CIS, hospital bill and settlement sheet. Ask for:
- the admissible-amount calculation;
- each exclusion or sub-limit with clause number;
- the co-pay base and percentage;
- the deductible and its period/event basis;
- the order in which clauses were applied; and
- reconsideration and payment of the supported difference.
If the insurer does not resolve the grievance within the published period or the response is unsatisfactory, the official Bima Bharosa FAQ explains how to register and track a complaint. The portal creates a token and mirrors insurer updates. It also warns that Bima Bharosa does not ask complainants for payment or QR-code transfers.
Depending on jurisdiction and the relief sought, the Insurance Ombudsman or Consumer Commission may be another route. Check current eligibility, monetary limits and filing deadlines on the relevant official portal before acting.
RTI does not ordinarily obtain your private insurer's claim file. Use the contractual grievance system. For public-authority regulatory records, keep requests narrow. RTI Assistant helps structure a records request, and The RTI Playbook explains the public-authority boundary.
Eight practical FAQs
Does co-pay reduce my sum insured?
IRDAI's definition says a co-pay does not reduce the sum insured. It changes the share of the admissible claim you must bear. Other claim payments may still consume the sum insured according to the policy.
Is a deductible always charged on every claim?
Not necessarily. The policy may define it per claim, person, event or period. Read the exact definition and schedule; do not assume the structure from another plan.
Which is worse: a co-pay or a deductible?
Neither is universally worse. The answer depends on claim size, frequency, the percentage or threshold, aggregation, premium saving and whether another policy covers the lower layer.
Can both apply to one hospitalisation?
Yes, if the issued policy provides both and the claim triggers them. Demand a clause-by-clause calculation because the order can affect the result.
Is a non-payable item the same as co-pay?
No. A non-payable item is excluded from the admissible claim under the applicable terms; co-pay is your percentage share of the admissible amount. Both can add to your out-of-pocket bill.
Why did my employer policy pay differently from my personal policy?
They may have different schedules, negotiated terms, deductibles, co-pays, sub-limits and network rules. Compare the two issued wordings rather than assuming health policies calculate alike.
Can the insurer rely on a co-pay not shown in my schedule?
Ask it to identify the operative wording, endorsement and proof that the term applies to your policy. If the documents do not support the deduction, raise a written grievance with the calculation evidence.
Does a Bima Bharosa complaint guarantee payment?
No. It registers, routes and tracks the grievance and lets IRDAI monitor the response. The claim still turns on the contract, facts and applicable law, with further remedies available where appropriate.
Related guides
Official sources reviewed
Source review date: 29 August 2026. Product wording and individual schedules control the calculation; recheck them at purchase, renewal and claim time.
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