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title: Insurance Basics | Our Help Center
description: All you need to know about insurance.
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1. [Our Help Center](https://help.thebigplan.com/migration)
2. [Insurance Basics](https://help.thebigplan.com/migration/insurance-basics)

# Insurance Basics

 All you need to know about insurance.

## Insurance FAQ

- [Why do I need health insurance?](https://help.thebigplan.com/migration/why-do-i-need-health-insurance)
- [How do I purchase health insurance?](https://help.thebigplan.com/migration/how-do-i-get-health-insurance)
- [What is employer sponsored health insurance?](https://help.thebigplan.com/migration/what-is-employer-sponsored-health-insurance)
- [What is the open enrollment period?](https://help.thebigplan.com/migration/what-is-open-enrollment)
- [What is the open enrollment period?](https://help.thebigplan.com/migration/what-is-the-open-enrollment-period)
- [What is the Copay?](https://help.thebigplan.com/migration/what-is-the-copay)
- [What is the Coinsurance?](https://help.thebigplan.com/migration/what-is-the-coinsurance)
- [What are Premium Tax Credits (PTC)?](https://help.thebigplan.com/migration/what-are-premium-tax-credits-ptc)
- [What is Medicaid?](https://help.thebigplan.com/migration/what-is-medicaid)
- [What is Medicare?](https://help.thebigplan.com/migration/what-is-medicare)
- [HMO, POS, PPO, and EPO. What are they?](https://help.thebigplan.com/migration/hmo-pos-ppo-epo)
- [What is a HRA account?](https://help.thebigplan.com/migration/what-is)
- [What is the premium?](https://help.thebigplan.com/migration/what-is-the-premium)
- [What is the deductible?](https://help.thebigplan.com/migration/what-is-the-deductable)
- [What is the out-of-pocket maximum?](https://help.thebigplan.com/migration/what-is-the-out-of-pocket-maximum)
- [What is the difference between in-network and out-of-network?](https://help.thebigplan.com/migration/what-is-the-difference-between-in-network-and-out-of-network)
- [What is the difference between a gold, silver and bronze plans?](https://help.thebigplan.com/migration/what-is-the-difference-between-a-gold-silver-and-bronze-plans)
- [What is the difference between on-exchange plans and off-exchange plans?](https://help.thebigplan.com/migration/what-is-the-difference-between-on-exchange-plans-and-off-exchange-plans)

See less ▼

- [Employer](https://help.thebigplan.com/migration/employer#main-content)
  
  
  
  
  
    - [Employer Onboarding](https://help.thebigplan.com/migration/employer#employer-onboarding)
    - [Plan Administration](https://help.thebigplan.com/migration/employer#plan-administration)
- [Employee](https://help.thebigplan.com/migration/employee#main-content)
  
  
  
  
  
    - [Employee Onboarding](https://help.thebigplan.com/migration/employee#employee-onboarding)
    - [Account Management](https://help.thebigplan.com/migration/employee#account-management)
- [Broker](https://help.thebigplan.com/migration/broker#main-content)
  
  
  
  
  
    - [Broker FAQ](https://help.thebigplan.com/migration/broker#broker-faq)
- [Insurance Basics](https://help.thebigplan.com/migration/insurance-basics#main-content)
  
  
  
  
  
    - [Insurance FAQ](https://help.thebigplan.com/migration/insurance-basics#insurance-faq)
- [ICHRA 101](https://help.thebigplan.com/migration/ichra-101#main-content)
  
  
  
  
  
    - [ICHRA FAQ](https://help.thebigplan.com/migration/ichra-101#ichra-faq)

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