Castlight is a personalized shopping tool that helps you take control of your health care and get more for your money. Castlight lets you compare doctors and other medical services based on quality, convenience and cost. Purdue provides Castlight at no charge to employees covered by a Purdue medical plan. 

Registering: Claim your Castlight account

  • How do I get access to Castlight?
  • How do I enter my Purdue ID when registering with Castlight?
  • How do my spouse and adult dependents access Castlight?
  • Should I have my browser remember my Castlight password?

How is Castlight unique?

  • How does Castlight compare to other services on the Internet?

Getting the most from your Castlight account

  • When should I use Castlight?
  • How much can I expect to save?
  • If I already have a doctor, how can I benefit from Castlight?
  • How can I use Castlight when I'm not at a computer?
  • What features are available on the Castlight mobile application?
  • What are Castlight Guides, and how can they help me?
  • How often will I hear from Castlight?
  • Where do I go for more help with Castlight?
  • Are details about Purdue's vision, dental, and FSA/HSA plans available on Castlight?
  • Are prescription claims showing in Castlight under the Past Care tab?
  • Where does Castlight get information about the quality of medical providers?
  • Can I add a review about an experience I had with a provider?
  • The search results are not within the requested range of my home address. What's wrong?
  • How can I give feedback and suggestions to Castlight?
  • What types of care can I search for on Castlight?

Your personal information on Castlight

  • How often is the information in Castlight updated?
  • Is my information private and secure?

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