COVID-19 ALERT: Info on how Onyx M.D. is responding to the crisis.

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Payment Portal

Welcome to our client payment portal! 

Onyx M.D. provides a safe and secure electronic payment program that allows you to pay invoices 24 hours a day, seven days a week. 


Benefits of using Onyx M.D. ePay:

  • Access account/send payments at your convenience
  • Safe and secure payment portal with credit, debit or ACH options
  • Schedule future payments
  • Set up reoccurring payments
  • Pay multiple invoices at a time
  • View, print and email detailed invoices
  • Save on postage (and no more checks!) 


To set up a new ePay account:


To access your existing ePay account:


To make a one-time payment (no enrollment necessary):