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If you are an existing Quest Diagnostics customer requiring support, please reach out as noted:

  • For Quanum Lab Services Manager (LSM) support, please call 1.866.MY.QUEST.
  • For Quanum Practice Solutions support including ePre, EHR, PM, and RCM, please call 1.800.697.9302. 

If you are interested in becoming a Quest Diagnostics lab customer, please visit this page to learn more about Quanum Lab Services Manager.

If you would like to learn more about Quanum Practice Solutions, please fill out the form below and a Quest Diagnostics sales representative will be in touch.

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