Insurance Literacy

Understanding Your Health Insurance

Learn the terminology and concepts that affect your healthcare costs. Use our interactive calculator to see how insurance works in practice.

Key Insurance Terms

Premium

Monthly or annual cost to keep your insurance active

You pay this regardless of whether you use healthcare services. Think of it as the "membership fee" for insurance coverage.

Example:

Your employer-sponsored health plan costs $450/month. This is your premium.

Deductible

Amount you must pay before insurance starts covering costs

Once you've paid this amount out-of-pocket, your insurance plan begins to share costs with you. Higher deductibles mean lower premiums.

Example:

Your plan has a $1,500 deductible. You pay the full cost of healthcare until you've spent $1,500, then insurance kicks in.

Copay (Copayment)

Fixed amount you pay per visit or service

A flat fee (like $25 for a doctor visit) that you pay each time you receive a specific service. This applies after you meet your deductible.

Example:

Your plan has a $30 copay for specialist visits. Each time you see a cardiologist, you pay $30 (if deductible met).

Coinsurance

Your percentage of the cost after the deductible is met

Once you've met your deductible, you and your insurance split the remaining cost. For example, you pay 20% and insurance pays 80%.

Example:

A surgery costs $10,000. Your insurance covers 80%, you pay 20% coinsurance = $2,000.

Out-of-Pocket Maximum

Maximum amount you'll pay in a year before insurance covers 100%

Once you've paid this amount in deductibles, copays, and coinsurance, your insurance covers the rest of covered services at 100% for the rest of the year.

Example:

Your out-of-pocket max is $5,000. After you've paid $5,000, insurance covers everything else at 100% that year.

Network

Approved doctors, hospitals, and providers under your plan

In-network providers have negotiated rates with your insurance. Out-of-network care costs more and you may have different coverage levels.

Example:

Dr. Smith is in-network (lower cost). Dr. Jones is out-of-network (higher cost, less coverage).

Insurance Cost Calculator

Enter your insurance details and a medical bill to see how costs are calculated.

Your Medical Bill

The cost of your medical service

Your Insurance Plan

Total you must pay before insurance starts sharing costs

How much you've already spent toward your deductible this year

Your percentage of cost after deductible (e.g., 20%)

Maximum you'll pay in a year before insurance covers 100%

How Your $10,000.00 Bill Breaks Down

Step-by-Step Calculation
Step 1: Amount toward deductible$1,000.00

You've met $500.00 of your $1,500.00 deductible. This bill will count $1,000.00 toward it. After this bill, you'll still owe $1,000.00 to meet your deductible.

Step 2: Coinsurance on remaining amount$1,800.00

After the deductible, the remaining $9,000.00 is split: you pay 20% ($1,800.00), insurance pays 80% ($7,200.00).

You pay:$2,800.00
Insurance pays:$7,200.00
Your Out-of-Pocket Status

You're paying:

$2,800.00

for this bill

You have remaining:

$1,700.00

until you hit your out-of-pocket max

Progress to out-of-pocket max:

Common Scenarios

How to Appeal a Denied Claim

If your insurance denies coverage for a procedure or medication, you have the right to appeal. Here's the process:

1
Review the Denial Letter

Carefully read the denial letter from your insurance company. It should explain:

  • • Why the claim was denied
  • • Which policy provision was cited
  • • Your appeal rights and deadlines
  • • Contact information for the appeals department
2
Gather Supporting Documents

Collect evidence that supports your appeal:

  • • Medical records from your doctor
  • • Letters of medical necessity from your physician
  • • Clinical evidence supporting the treatment
  • • Prior authorization requests
  • • Treatment alternatives you've already tried
3
File Your Written Appeal

Submit a formal written appeal before the deadline (usually 30-60 days). Include:

  • • Your policy number and claim number
  • • A clear statement of why the denial is wrong
  • • All supporting medical documentation
  • • Your doctor's statement of medical necessity
  • • Relevant clinical evidence or guidelines
4
Request External Review (if needed)

If the insurance company upholds the denial on internal appeal, you can request an external review by an independent medical reviewer. This is free and can overturn the denial.

  • • External review is available for coverage and medical necessity decisions
  • • Request must be filed within 60 days of internal appeal decision
  • • Decision usually made within 72 hours for urgent cases
5
Consider Legal Action (if necessary)

If external review fails, you may file a complaint with your state's insurance commissioner or consider legal counsel. Many attorneys specialize in insurance claim disputes.

Appeal Tips

Do This

  • ✓Appeal within the deadline
  • ✓Get your doctor's support in writing
  • ✓Reference specific policy language
  • ✓Provide clinical evidence
  • ✓Keep copies of everything

Avoid This

  • ✗Missing the appeal deadline
  • ✗Emotional or accusatory language
  • ✗Submitting incomplete documentation
  • ✗Relying on internet examples (not your case)
  • ✗Failing to request external review if needed

Additional Resources

Healthcare.gov

Official federal site for health insurance information, coverage, and rights.

Consumer Reports Health

Independent health insurance reviews and guidance.

Patient Advocate Foundation

Free help with insurance appeals and patient advocacy.

Centers for Medicare & Medicaid Services (CMS)

Government oversight of insurance regulations and appeal rights.