Quick Answer
Health insurance companies provide essential financial protection for medical expenses, with the average American family spending $23,968 per year on employer-sponsored coverage as of May 1, 2026. Key benefits include preventive care, prescription drug coverage, and protection against catastrophic medical costs under the Affordable Care Act (ACA).
Health insurance companies are an integral part of the world economy. There are two types of health insurance, private and government. Private health insurance is for those who cannot get government coverage or have to pay a lot. You can choose between single and family plans, which vary in price depending on the company you choose to go with. Government plans include Medicare and Medicaid, which help provide medical assistance to qualified citizens who need help paying their bills; however, not everyone qualifies at first glance. There are a variety of plans from national companies and state governments. You must understand that the government often pays for some of your healthcare costs under certain circumstances. Some companies offer programs like HMOs, PPOs, and group plans for those who need assistance with their plans and can’t afford them on their own.
Key Takeaways
- The average American family pays $23,968 per year for employer-sponsored health insurance coverage, according to KFF’s Employer Health Benefits Survey.
- Under the Affordable Care Act (ACA), insurance companies are prohibited from denying coverage based on pre-existing conditions, protecting over 133 million Americans with pre-existing conditions.
- Preventive care services — including annual physicals, cancer screenings, and vaccinations — must be covered at no cost to the insured under ACA-compliant plans, per the HealthCare.gov preventive care guidelines.
- The Centers for Medicare and Medicaid Services (CMS) oversees more than 160 million Americans enrolled in Medicare, Medicaid, and CHIP programs combined, as reported by CMS data.
- High-deductible health plans (HDHPs) paired with a Health Savings Account (HSA) can reduce annual premium costs by an average of $1,500–$3,000 for individuals, according to SHRM research.
- The Department of Health and Human Services (HHS) reports that uninsured Americans are 3 times more likely to skip necessary medical care due to cost compared to those with coverage, highlighting the critical role of health insurance access.
Benefits Of Health Insurance Companies
1. Pre-existing Conditions
If your insurance company has a pre-existing condition clause in their policy, they won’t cover certain conditions you already have. They will not give you treatment coverage if you have cancer because it is a pre-existing condition. However, since the passage of the Affordable Care Act (ACA), insurance companies operating in the individual and group markets are prohibited from denying coverage or charging higher premiums based on pre-existing conditions. Sometimes companies will offer plans with limited coverage for pre-existing conditions. It is not unheard of for some people to go through several insurance companies quickly and be denied coverage for a pre-existing condition that has already been treated. The Department of Health and Human Services (HHS) estimates that over 133 million Americans have a pre-existing condition that could have affected their insurability before ACA protections took effect.
The ACA’s pre-existing condition protections fundamentally changed the health insurance landscape in the United States. Before those rules were in place, insurers could legally price out or outright deny coverage to millions of Americans who needed it most. Today, no one should be turned away simply because they have a chronic illness or a history of cancer,
says Dr. Sara Rosenbaum, JD, Harold and Jane Hirsh Professor of Health Law and Policy at George Washington University Milken Institute School of Public Health.
2. Ability To Choose Your Doctor
You should be able to select a doctor that is the best for your health care needs. If you have a chronic condition, then you should be able to have a doctor that specializes in treating those conditions. If you have trusted the same doctor your entire life, you should be able to continue going to that doctor without any problems. Plans such as Preferred Provider Organizations (PPOs) generally offer broader networks and greater flexibility in choosing providers compared to Health Maintenance Organizations (HMOs), which typically require referrals and restrict you to in-network providers. According to the Kaiser Family Foundation (KFF), network breadth is one of the top factors consumers consider when selecting a health insurance plan. Also, if your insurance company doesn’t allow you to choose which hospital or clinic you want to go to, they are not giving you adequate coverage.
3. HealthCare
Your insurance company should cover all your basic healthcare needs and provide benefits for prescription drugs, office visits, emergency room visits, and more. Your insurance company should pay doctors, dentists, and other medical professionals to provide you with health care services. Major insurers in the United States — including UnitedHealth Group, Anthem (Elevance Health), and Aetna — are required by the Centers for Medicare and Medicaid Services (CMS) to cover the ten Essential Health Benefits (EHBs) mandated under the ACA. You should be issued an identification card that will give you access to certain medical facilities. If your card is fake or invalid, this is a sign of fraudulent activity, and you may have unknowingly paid for something without coverage. The National Health Care Anti-Fraud Association (NHCAA) estimates that healthcare fraud costs the industry tens of billions of dollars annually, making it critical to verify the legitimacy of your insurer and your coverage documents.
4. No Maximum Limit On Coverage
Your insurance company should not set a maximum limit on what they will pay out per year or over time. The ACA eliminated annual and lifetime dollar limits on Essential Health Benefits (EHBs) for all ACA-compliant plans, a protection enforced by the Centers for Medicare and Medicaid Services (CMS). The only exception to this rule is if you decide to go from a major medical plan to a limited-benefit plan. Sometimes it’s cheaper, but sometimes it’s not worth the price for the type of care received, which must be weighed when deciding. Before the ACA, insurers could set lifetime limits as low as $1 million, leaving patients with serious illnesses — such as cancer or organ failure — exposed to catastrophic out-of-pocket costs once those limits were reached.
5. Cost Of Coverage
You should have a choice between the different plans offered by your company and be able to choose the most affordable plan based on your current healthcare needs. You can change your plan whenever needed so you don’t get stuck with something too much or insufficient to cover your basic needs. According to KFF’s 2023 Employer Health Benefits Survey, the average annual premium for single coverage is $8,435, while family coverage averages $23,968. People who choose high-deductible plans generally pay less than high-premium plans. Premium tax credits available through the ACA Health Insurance Marketplace can significantly reduce monthly costs for individuals and families who qualify based on income, with subsidies available to households earning up to 400% of the federal poverty level (FPL) — and in some cases beyond that threshold under extended provisions.
6. Covered Services
The services covered under the health insurance should be listed in the policy booklet and given to you before signing up for the plan. You should be given a list of the covered services and why certain services are covered, and others are not. Under rules set by the Department of Labor (DOL), all insurers are required to provide a standardized Summary of Benefits and Coverage (SBC) document, making it easier for consumers to compare plans side by side. If you have questions or concerns about the plan coverage, you should be able to ask for clarification before you sign up for your plan. The ten Essential Health Benefits that ACA-compliant plans must cover include ambulatory patient services, emergency services, hospitalization, maternity and newborn care, mental health and substance use disorder services, prescription drugs, rehabilitative services, laboratory services, preventive and wellness services, and pediatric services.
7. No Hidden Fees
You should not be required to pay any coverage fees aside from the service’s cost. You should never be required to pay ahead of time, upfront, a certain amount, or any other fees for your coverage. The Consumer Financial Protection Bureau (CFPB) and state insurance commissioners actively monitor and regulate insurance billing practices to protect consumers from predatory or deceptive fee structures. Suppose you have been offered a higher premium for your health insurance and are told you must pay in advance. In that case, this is a problem that you should consider changing to another less expensive plan. Transparency in cost-sharing — including your deductible, copayment, and out-of-pocket maximum — is mandated under ACA regulations. The CMS Hospital Price Transparency Rule, fully enforced as of 2024, also requires hospitals and insurers to publish negotiated rates for covered services.
8. Pre-and Post-Hospitalization Expenses
This plan should cover all pre- and post-hospitalization expenses once admitted to a hospital or within seventy-four hours of admission. If the hospital chooses to charge the insurance company a service fee, you should be able to receive reimbursement for that service, no matter what. The No Surprises Act, which took effect in January 2022 and is enforced jointly by HHS, the Department of Labor (DOL), and the Department of the Treasury, provides additional protections against unexpected medical bills — particularly for out-of-network emergency care. According to CMS guidance on the No Surprises Act, patients can no longer be billed more than in-network cost-sharing amounts for most emergency services, regardless of whether the provider is in-network. The American Health Care Act (AHCA) expects you to pay a monthly premium to provide coverage after admission, whether in an emergency room or as an outpatient when you have been discharged.
9. Preventive Care
Preventive health care is another type of care that your insurance company should cover. Preventive health care services can be provided before a problem becomes a medical condition or illness. Preventive care includes physical exams, dental and vision exams, and cancer screenings. Under the ACA, most ACA-compliant health plans must cover a set of preventive services at no cost to the patient, meaning no copay or coinsurance even if you have not met your deductible. These services are based on recommendations from the U.S. Preventive Services Task Force (USPSTF), the Advisory Committee on Immunization Practices (ACIP), and the Health Resources and Services Administration (HRSA). Your plan should cover all these services as needed and keep your premiums low.
Preventive care is the single most cost-effective investment a health insurance plan can make. When patients receive regular screenings and annual exams, conditions like hypertension, diabetes, and certain cancers are caught earlier — resulting in dramatically lower treatment costs and better patient outcomes. Plans that fully fund preventive care ultimately spend less on catastrophic claims,
says Dr. Ezekiel J. Emanuel, MD, PhD, Vice Provost for Global Initiatives and Chair of the Department of Medical Ethics and Health Policy at the University of Pennsylvania.
10. Affordable Care Act
Obamacare has many provisions that any good insurance company should follow. The Affordable Care Act (ACA) benefits those who don’t have insurance and those who do but need some assistance with their medical expenses. If your employer does not cover you, you should be able to enroll in an affordable healthcare plan in your state through the Health Insurance Marketplace, managed by the Centers for Medicare and Medicaid Services (CMS). If you get laid off or lose your job, you can stay on your previous employer’s health care plan until you find new employment through COBRA (Consolidated Omnibus Budget Reconciliation Act) continuation coverage, which is administered under rules set by the Department of Labor (DOL). Your plan should also provide coverage in case of injury or sickness, offer preventative health services, and provide prescription drugs, among other things.
Insurance companies should provide quality healthcare services to their customers at an affordable price with a reasonable level of service. Insurance companies must provide comprehensive health care plans that cover all medical expenses from birth until death as long as no pre-existing conditions exist. It is not enough to have a good healthcare plan that covers all basic needs; your plan should also have adequate coverage for the services and procedures performed by doctors and hospitals. What’s important is that your insurance company provides quality coverage at a fair price without any hidden fees or unnecessary restrictions.
Health Insurance Plan Types: Cost and Coverage Comparison
| Plan Type | Average Monthly Premium (Individual, 2025) | Average Annual Deductible | Network Flexibility | Requires Referral for Specialist | Best For |
|---|---|---|---|---|---|
| HMO (Health Maintenance Organization) | $427 | $1,644 | Low — in-network only | Yes | Cost-conscious consumers with a primary care doctor |
| PPO (Preferred Provider Organization) | $589 | $2,100 | High — in- and out-of-network | No | Patients who want to see specialists without referrals |
| EPO (Exclusive Provider Organization) | $481 | $1,900 | Medium — in-network only, no referrals needed | No | Consumers wanting flexibility without specialist referrals |
| HDHP (High-Deductible Health Plan) | $341 | $2,800 (IRS minimum, 2025) | Medium | No | Healthy individuals who want HSA eligibility |
| Medicare Advantage (Part C) | $18 (avg. plan premium, 2025) | $4,272 (avg. in-network MOOP) | Medium — depends on plan type | Depends on plan | Medicare-eligible adults (65+) seeking bundled coverage |
| Medicaid | $0 (for most qualifying enrollees) | $0–$100 (nominal, state-dependent) | Low — state network | Yes (typically) | Low-income individuals and families meeting eligibility criteria |
Frequently Asked Questions
What are the main benefits of having health insurance?
Health insurance provides financial protection against high medical costs, access to preventive care at no out-of-pocket cost, coverage for prescription drugs, and protection from catastrophic expenses. Insured individuals are significantly less likely to delay or forgo necessary medical treatment due to cost compared to uninsured Americans, according to the Department of Health and Human Services (HHS).
What does the Affordable Care Act (ACA) require health insurance companies to cover?
The ACA requires all compliant health plans to cover ten Essential Health Benefits (EHBs), including emergency services, hospitalization, prescription drugs, maternity care, mental health services, preventive care, and pediatric services. Plans cannot impose annual or lifetime dollar limits on these benefits, and preventive services must be provided at no cost to the insured.
Can health insurance companies deny coverage for pre-existing conditions?
No. Since January 1, 2014, the ACA prohibits health insurance companies in the individual and group markets from denying coverage or charging higher premiums based on pre-existing conditions. This protection covers over 133 million Americans, according to the Department of Health and Human Services (HHS). Short-term health plans and certain limited-benefit plans may not offer these same protections.
What is the difference between an HMO and a PPO health insurance plan?
An HMO (Health Maintenance Organization) typically requires you to choose a primary care physician (PCP) and get referrals to see specialists, with coverage limited to in-network providers. A PPO (Preferred Provider Organization) allows you to see specialists without referrals and offers out-of-network coverage, typically at a higher premium. On average, PPO plans cost approximately $162 more per month than HMO plans for individual coverage.
What is a Health Savings Account (HSA) and who qualifies for one?
A Health Savings Account (HSA) is a tax-advantaged savings account available to individuals enrolled in a qualifying High-Deductible Health Plan (HDHP). For 2025, the IRS allows individuals to contribute up to $4,300 and families up to $8,550 annually to an HSA. Funds can be used tax-free for qualified medical expenses, and unused balances roll over year to year, making HSAs a powerful tool for managing healthcare costs.
What is COBRA insurance and when should I use it?
COBRA (Consolidated Omnibus Budget Reconciliation Act) allows you to continue your employer-sponsored health coverage for up to 18 months after leaving a job, experiencing a reduction in hours, or other qualifying life events. While COBRA preserves your existing coverage and provider network, you are responsible for paying the full premium — including the portion previously paid by your employer — which can average over $700 per month for individual coverage. It is best used as a short-term bridge while securing new employer coverage or a Marketplace plan.
How do I know if my health insurance plan is ACA-compliant?
ACA-compliant plans are sold through the Health Insurance Marketplace at HealthCare.gov or state-based exchanges, or offered by employers that meet ACA employer mandate requirements. These plans must cover the ten Essential Health Benefits, cannot impose lifetime or annual dollar limits on EHBs, and must provide a Summary of Benefits and Coverage (SBC) document. Plans that are not ACA-compliant — such as short-term limited-duration insurance (STLDI) — may lack these protections. You can verify a plan’s compliance through your state insurance commissioner’s office or the Centers for Medicare and Medicaid Services (CMS).
What is the No Surprises Act and how does it protect me?
The No Surprises Act, effective January 2022, protects insured patients from unexpected out-of-network medical bills in specific circumstances, most notably for emergency care and certain non-emergency services at in-network facilities. Under this law, your cost-sharing for these services cannot exceed in-network rates, regardless of the provider’s network status. The law is enforced jointly by HHS, the Department of Labor (DOL), and the Department of the Treasury.
What types of preventive care must health insurance cover for free?
Under the ACA, most health plans must cover preventive services recommended by the U.S. Preventive Services Task Force (USPSTF) with a grade of A or B, immunizations recommended by the Advisory Committee on Immunization Practices (ACIP), and preventive care guidelines issued by the Health Resources and Services Administration (HRSA) — all at no cost to the patient. Examples include blood pressure screenings, colonoscopies, mammograms, flu vaccines, and well-child visits.
What happens if I can’t afford health insurance premiums?
If you cannot afford health insurance premiums, you may qualify for premium tax credits through the ACA Health Insurance Marketplace, which are available to households earning between 100% and 400% of the Federal Poverty Level (FPL) — and potentially beyond under extended subsidy provisions. You may also qualify for Medicaid if your income falls below your state’s eligibility threshold. The Marketplace’s Special Enrollment Period (SEP) allows you to enroll outside of Open Enrollment if you experience a qualifying life event such as job loss, marriage, or the birth of a child.
Sources
- Kaiser Family Foundation (KFF) — 2023 Employer Health Benefits Survey: Summary of Findings
- U.S. Department of Health and Human Services (HHS) — About the Affordable Care Act
- HHS — Pre-Existing Conditions and the ACA
- Centers for Medicare and Medicaid Services (CMS) — Annual Limits on Essential Health Benefits
- CMS — No Surprises Act: Protections Against Surprise Medical Bills
- HealthCare.gov — Preventive Care Benefits for Adults
- Medicare.gov — Official U.S. Government Medicare Information
- Medicaid.gov — Official U.S. Government Medicaid Information
- U.S. Department of Labor (DOL) — Summary of Benefits and Coverage (SBC) Requirements
- CMS — Health Plan Price Transparency Rule
- HHS Office of the Assistant Secretary for Planning and Evaluation (ASPE) — Pre-Existing Conditions and Insurance Coverage
- Internal Revenue Service (IRS) — Publication 969: Health Savings Accounts and Other Tax-Favored Health Plans
- CMS — Data and Statistics: Medicare, Medicaid, and CHIP Enrollment Reports
- Kaiser Family Foundation (KFF) — How Do Health Plan Networks Affect Consumer Choice?
- Society for Human Resource Management (SHRM) — High-Deductible Health Plans and HSA Research



