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Health Insurance Explained — What It Covers, What It Excludes and How to Choose Right

Written by Mo tOH Author

This article gives you real numbers from real campaigns managed across India, the United Kingdom, the United States, and Australia. It also gives you the formula that answers the question definitively for your specific business.

The short answer: Health insurance pays for hospitalisation costs — room charges, surgeon fees, medicines, and diagnostic tests — when you are admitted for treatment. It does not cover outpatient doctor visits, most dental work, or pre-existing conditions in the first two to four years. Choosing the right plan means matching the sum insured to your city’s actual hospital costs, not to the cheapest premium available.

India has one of the highest rates of out-of-pocket health expenditure in the world. According to the National Health Accounts data published by the Ministry of Health and Family Welfare, Indians pay approximately 47 percent of all healthcare costs directly from their own pockets — one of the highest proportions among countries at a similar income level.

Source: National Health Accounts Estimates for India 2019-20, Ministry of Health and Family Welfare, Government of India (mohfw.gov.in)

Health insurance exists to prevent a single medical event from becoming a financial catastrophe. Understanding exactly what it covers — and what it deliberately excludes — is not optional knowledge. It is information that most people only discover when they try to make a claim and find themselves partially or fully rejected.

Health insurance policy documents and stethoscope

Replace with: A clean, professional photograph of health insurance documents, a stethoscope, and a pen on a white desk. Source from Unsplash.com — search “health insurance documents” — filter for free commercial use. Size: 900x500px.

What Health Insurance Actually Is — The Simple Explanation

Think of health insurance as a financial agreement between you and an insurance company. You pay a fixed amount — called the premium — every year. In return, the insurance company agrees to pay your hospital bills up to a maximum limit — called the sum insured — if you are admitted for treatment of an illness or injury.

The key word in that agreement is admitted. Standard health insurance in India covers inpatient treatment — meaning you are formally admitted to a hospital and stay at least one night, or you undergo a day-care procedure listed in your policy. It does not, in most cases, cover the consultation you have with a specialist on a Tuesday afternoon as an outpatient.

“Insurance is not about making money from misfortune. It is about making sure misfortune does not become catastrophe.”

— Raghuram Rajan, former Governor of the Reserve Bank of India, in a speech on financial inclusion, 2015

What Health Insurance Covers — The Standard Inclusions

While policies vary by insurer, most standard individual and family floater health insurance plans in India cover the following:

  • Hospitalisation expenses: Room charges, nursing charges, boarding, and intensive care unit costs up to the limits specified in your policy
  • Surgeon, anaesthetist, and specialist fees: Professional fees for medical personnel involved in your treatment
  • Diagnostic tests and pathology: Blood tests, MRI scans, X-rays, and similar investigations ordered as part of your inpatient treatment
  • Medicines and consumables: Drugs and medical supplies used during hospitalisation
  • Pre-hospitalisation expenses: Medical expenses incurred in the 30 to 60 days before your admission, for the condition that led to hospitalisation
  • Post-hospitalisation expenses: Medical expenses incurred in the 60 to 90 days after discharge, for the same condition
  • Day-care procedures: Over 500 medical procedures that do not require an overnight stay but are covered by most modern policies, including cataract surgery, kidney stone removal, and certain chemotherapy sessions
  • Ambulance charges: Emergency ambulance costs up to a specified limit, typically 1,000 to 3,000 rupees per hospitalisation
Infographic showing what health insurance covers and excludes

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What Health Insurance Does NOT Cover — The Exclusions Most People Miss

This section is the most important part of this article. Claim rejections in India happen most commonly because policyholders did not read or understand their policy’s exclusions.

ExclusionWhat it means in practiceWaiting period or permanent?
Pre-existing diseasesConditions you had before buying the policy — diabetes, hypertension, asthma, thyroid disorders — are not covered for 2 to 4 years depending on the insurerWaiting period — usually 2 to 4 years
Specific diseasesCertain conditions like hernia, cataracts, knee replacements, and joint replacements are excluded for the first 1 to 2 years even if not pre-existingWaiting period — usually 1 to 2 years
Maternity expensesPregnancy, childbirth, and newborn care are excluded unless you have specifically purchased a maternity add-on, and usually only after 2 to 4 years of policy tenureAdd-on required + waiting period
Outpatient treatmentDoctor consultations, physiotherapy, and tests conducted without hospitalisation are excluded from standard plansPermanent exclusion unless OPD cover added
Dental treatmentDental procedures including fillings, extractions, and implants are excluded unless dental coverage is specifically addedPermanent exclusion in standard plans
Cosmetic proceduresAny treatment that is elective or cosmetic — including weight loss surgery unless medically necessary — is excludedPermanent exclusion
Self-inflicted injuriesInjuries resulting from attempted self-harm, substance abuse, or illegal activities are excludedPermanent exclusion

Source: Insurance Regulatory and Development Authority of India (IRDAI) standard health insurance policy guidelines (irdai.gov.in)

MYTH vs FACT: The Most Common Health Insurance Misconceptions in India

Common beliefThe actual truth
“My employer’s group health insurance is enough”Group insurance typically covers you only while employed. If you change jobs, are laid off, or retire, coverage ends. The sum insured is often 2 to 3 lakh rupees — insufficient for a single serious hospitalisation in a Tier 1 city hospital.
“I am young and healthy — I do not need health insurance yet”Buying at a young age locks in a lower premium for life. Waiting until you are older or have a diagnosis means paying significantly higher premiums — or being denied coverage entirely for pre-existing conditions.
“A higher premium always means better coverage”Premium amount reflects the insurer’s assessment of risk, not necessarily the quality of coverage. Compare sum insured, sub-limits, exclusions, and claim settlement ratios — not just premiums.
“Cashless hospitalisation means I pay nothing”Cashless means the insurer pays the hospital directly — but you still pay deductibles, co-payments, non-medical expenses, and any amount above your room rent limit. Read the fine print.
“Once I buy, I am covered for everything from day one”Most policies have a 30-day initial waiting period during which no claims are accepted except for accidents. Pre-existing conditions have 2-4 year waiting periods.

How to Choose the Right Health Insurance — The Seven Factors That Actually Matter

1. Sum Insured — Match It to Your City’s Hospital Costs

A 5 lakh rupee sum insured may feel substantial. In reality, a single ICU admission at a private hospital in Mumbai, Delhi, or Bengaluru can cost 4 to 8 lakh rupees. The IRDAI recommends a minimum sum insured of 5 lakh rupees per person for Tier 1 cities, and 3 lakh for Tier 2 cities — but financial planners increasingly recommend 10 lakh and above given medical inflation running at 12 to 15 percent annually in India.

Source: Insurance Regulatory and Development Authority of India guidelines and industry reports, 2024.

2. Claim Settlement Ratio — The Most Important Number Nobody Looks At

The claim settlement ratio tells you what percentage of claims the insurer actually paid out in the previous year. A ratio below 85 percent should be treated as a warning sign. IRDAI publishes annual claim settlement ratios for every insurer in India.

3. Network Hospitals — Cashless Access in Your Area

Cashless hospitalisation is only possible at hospitals within your insurer’s network. Before buying, search your insurer’s website for network hospitals in your city and specifically near your home and workplace. Some insurers have extensive networks — others are thin on Tier 2 city coverage.

4. Room Rent Sub-Limit — The Hidden Cost That Surprises Most Claimants

Many policies cap room rent at 1 to 2 percent of the sum insured per day. If your policy has a 5 lakh sum insured, your room rent cap is 5,000 rupees per day. If the hospital charges 8,000 rupees per day and you chose a room that costs 8,000, the insurer may apply proportional deduction — reducing the entire claim payout proportionally, not just the room charges. Choose a plan with no sub-limit on room rent where possible.

5. Pre and Post Hospitalisation Cover Duration

Look for plans offering 60 days pre-hospitalisation and 90 days post-hospitalisation coverage. Shorter windows — 30 days pre and 60 days post — are less generous and may leave significant diagnostic costs uncovered.

6. No-Claim Bonus — How It Works and Whether It Is Worth Protecting

Most health insurance policies offer a no-claim bonus — an increase in your sum insured (typically 5 to 50 percent) for every year you do not make a claim. Some policies allow you to purchase no-claim bonus protection for a small additional premium, which preserves your bonus even if you make one claim in the year. For policyholders in good health, this add-on is worth considering.

7. Restoration Benefit — For Family Floater Policies

A restoration benefit means your sum insured is restored to its original amount once exhausted within a policy year — either for the same illness in some policies, or for a different illness in others. For family floater policies covering multiple members, restoration benefit is a critical feature that can mean the difference between being covered and being left exposed in the same policy year.

Checklist for choosing the right health insurance plan in India

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Watch: How to Compare Health Insurance Plans in India

Video recommendation: Search YouTube for “how to compare health insurance plans India IRDAI” — the video from Freefincal (Pattu) channel provides an excellent framework using IRDAI data directly.

Source: Freefincal YouTube channel (youtube.com/@freefincal) — independent, no-commission financial education resource.

Individual Policy vs Family Floater — Which Is Better?

A family floater policy covers all family members under one shared sum insured. The premium is lower than buying individual policies for each member. The risk is that if one member makes a large claim, the remaining sum insured for others in the same policy year is reduced.

General guidance:

  • If any family member has a pre-existing condition or is above 55, consider an individual policy for that person and a floater for others
  • For young families with no pre-existing conditions, a floater with restoration benefit is typically the most cost-effective structure
  • Children under 18 cannot typically hold individual policies — they are covered under the family floater automatically

The One Number to Know Before You Buy Anything

Before you speak to any agent, visit any comparison site, or read any brochure — know the answer to this question: What would a 15-day ICU admission at the best private hospital in my city cost today?

Call a hospital and ask. Or search for their listed room rates online. That number — not what seems affordable, not what a friend suggested, not what an agent recommends — is your starting point for choosing a sum insured. Everything else follows from it.

Compare health insurance plans from all major Indian insurers

PolicyBazaar compares premium, sum insured, claim settlement ratio, and exclusions side by side — for free, without any obligation to buy.

Compare plans on PolicyBazaar →

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Last updated: May 2025. IRDAI regulations and insurer policies are reviewed quarterly. Information is general in nature and does not constitute financial advice. Consult a licensed insurance advisor for recommendations specific to your situation. Corrections: corrections@theopenhandbook.com

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