The Basics of Health Insurance
Health insurance can feel like a foreign language. You hear words like copay, deductible, and out-of-pocket maximum tossed around, but what do they really mean for your wallet? This guide will break down The Basics of Health Insurance in simple terms so you can feel more confident during open enrollment season and choose a plan that actually works for your life.
My Personal Story
For years, I avoided figuring out insurance. I stayed on my parents’ health plan until age 25 (technically 26 is the cutoff under current rules). I was already working, but my parents never pushed me off, and honestly, I didn’t want to deal with it. Was it cheaper for them to keep me as a dependent? Or would it have been cheaper for me to get my own plan? I still don’t know.
I just remember overhearing my parents talk after doctor visits and it always sounded the same: “The insurance didn’t cover it, so we had to pay extra.” It was overwhelming, confusing, and frustrating. The terms were a blur. Because of this, I also missed out on maxing out an HSA for several years. I had the desire to save money, but I couldn’t see how health insurance would actually help when it seemed like everything was denied. If you feel that way too, you’re not alone. That’s why it’s so important to understand The Basics of Health Insurance. They can actually help you save thousands if you know how they work.
Basic Health Insurance Key Terms You Need to Know
Before choosing a plan, it helps to know the lingo. Here’s a breakdown of common terms you’ll see during open enrollment:
Premium: The monthly cost you pay for your health insurance plan, even if you never go to the doctor.
Copay: A fixed fee you pay for certain services, like $20 for a doctor visit or $10 for generic prescriptions.
Deductible: The amount you pay out of pocket before insurance starts covering major costs. Example: if your deductible is $1,500, you pay all bills up to that amount before your insurance kicks in.
Coinsurance: After meeting your deductible, you may still pay a percentage of costs, like 20%, while insurance covers the other 80%.
Out-of-Pocket Maximum: The most you’ll pay in a year for covered services. Once you hit this number, insurance covers 100% of covered costs.
HSA (Health Savings Account): Available only with high-deductible plans. Lets you set aside pre-tax money for medical expenses. Funds roll over year to year and can be invested. Employers often contribute to your HSA as well, which is like free money even if you don’t put in anything yourself.
FSA (Flexible Spending Account): Similar to an HSA, but “use it or lose it” funds usually don’t roll over. Often offered by employers even if you don’t have a high-deductible plan.
In-Network vs. Out-of-Network: Insurance companies have preferred doctors and hospitals. Staying in-network saves you money. Going out-of-network can mean much higher costs.

Understanding these terms is the foundation of The Basics of Health Insurance.
How to Choose the Right Health Insurance Plan
Choosing health insurance isn’t just about picking the cheapest premium. You need to think about your lifestyle, health, and financial goals. Here are some tips:
1. Single vs. Family Coverage
- Single: If you’re healthy and rarely go to the doctor, a high-deductible plan with an HSA might save you money in the long run.
- Family: If you have kids or multiple people seeing doctors regularly, a lower deductible plan could prevent surprise medical bills from stacking up.
2. Ongoing Health Issues
If you have a chronic condition or need regular prescriptions, a plan with higher premiums but lower copays and deductibles can be worth it. You’ll pay more monthly but less each time you visit the doctor.
3. Anticipating a Major Health Change
Planning a pregnancy or expecting surgery? This is when you should prioritize a low deductible. You’ll meet it quickly and insurance will start paying a bigger share sooner.
4. Saving with HSAs and FSAs
- HSA Pros: Triple tax benefit (tax-free contributions, tax-free growth, tax-free withdrawals for medical expenses). Money rolls over forever and can be invested like a retirement account.
- HSA Cons: Only available with high-deductible plans, which may not be ideal if you expect high medical expenses.
- FSA Pros: Reduces taxable income, easy to use for out-of-pocket costs, available with most employer plans.
- FSA Cons: Use-it-or-lose-it; leftover funds often disappear at year-end.
If your plan allows, max out your HSA contributions early. Even if you don’t use the funds now, it becomes a powerful retirement savings tool later.
5. Use Insurance Cost Calculators (If Available)
Some insurance companies and employers provide cost estimator tools. These let you plug in your expected number of doctor visits, prescriptions, outpatient procedures, or even something big like a baby delivery or surgery. Then the calculator shows how much each plan would cost you for the year. If your health needs are more complicated, call your insurance provider and ask if they have a tool like this. It can be one of the best ways to pick the right plan.
Insurance Open Enrollment Window
Most people can only change their health insurance during open enrollment, which usually runs from November 1 to January 15 (exact dates can vary by state or employer). Missing this window means you can’t change plans unless you qualify for a special enrollment period (like job loss, marriage, or having a baby).
This is why learning The Basics of Health Insurance before open enrollment is so valuable, you’ll make a smarter choice while you have the chance.
Beginner-Friendly Table of Health Insurance Terms with Examples
Term | What It Means | Example |
Premium | The amount you pay every month for coverage. | $350/month whether you see the doctor or not. |
Copay | Flat fee for specific services. | $25 for a primary care visit, $10 for generic meds. |
Deductible | The amount you must pay before insurance pays for major costs. | If deductible is $1,500, you pay the first $1,500 of bills yourself. |
Coinsurance | The percentage you pay after deductible is met. | After $1,500 deductible, insurance pays 80%, you pay 20% for a $1,000 bill = $200. |
Out-of-Pocket Maximum | The most you’ll pay in a year for covered services. | If your max is $6,000, once you hit it, insurance covers 100% for the rest of the year. |
HSA (Health Savings Account) | Tax-free savings account for medical costs; rolls over; only with high-deductible plans. Employers often add money. | You put in $3,000 pre-tax; later you use it for braces, glasses, or invest for retirement. |
FSA (Flexible Spending Account) | Pre-tax account for medical costs; must be used by year-end. | You set aside $1,000; spend on prescriptions or dental visits; leftover money usually expires. |
In-Network | Doctors and hospitals with negotiated lower rates. | Visit an in-network urgent care: $50. Out-of-network urgent care: $200+. |
Putting It All Together

Here are a few tricks to make choosing easier:
- Add up last year’s medical expenses and compare them against different plan options.
- Don’t just look at premiums. Calculate how much you’d spend if you hit your deductible.
- If you’re young and healthy, use a high-deductible plan + HSA to save for the future.
- If you expect a major health event, pay for the lower deductible. It can save you thousands.
- If offered, use both HSA (for long-term savings) and FSA (for predictable yearly costs like glasses or dental visits).
- Ask if your insurance has a calculator to estimate real costs based on your expected health needs.
By knowing The Basics of Health Insurance, you’ll avoid confusion, save money, and have peace of mind that your plan fits your real needs.
Final Thoughts: The Basics of Health Insurance
Health insurance doesn’t have to be overwhelming. The terms are confusing at first, but once you understand The Basics of Health Insurance, you’ll feel empowered to choose wisely. Whether you’re a single adult, a growing family, or someone managing a chronic condition, the right plan can save you money and stress. And if your plan allows, don’t wait to open an HSA. It’s one of the most powerful money tools out there.
On your side,
Mrs. Money Sidekick
P.S. Check out “HSA Account Explained Simply: Why It’s One of the Best Tools for Healthcare and Retirement” and other Money Essentials articles here for more simple guides to saving and making the most of your money.
Featured Image by Medical illustrations by Storyset
