Insurance Basics
Understand the foundational concepts behind how health insurance works — from premiums and deductibles to your annual out-of-pocket limit.
20 Terms in This Topic
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Out-of-Pocket Maximum
The most you'll ever pay in a plan year for covered services.
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Out-of-Network
Providers without a contract with your plan, typically resulting in higher costs or no coverage.
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Open Enrollment Period
The annual window when you can sign up for or change your health insurance plan.
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Premium
The monthly amount you pay to keep your health insurance coverage active.
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Provider Network
The group of doctors, hospitals, and facilities contracted with your insurance plan.
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Preventive Care
Routine health services — like annual checkups and screenings — covered at no cost under ACA plans.
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Primary Care Physician (PCP)
Your main doctor who provides routine care and coordinates referrals to specialists.
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