Free for answers.
Try one full account free.
Look up denial codes and billing references for free, then work one complete fictional AR account at no charge. The rest of the hands-on labs stay premium for enrolled students and practice customers.
Read the Evidence
Start with the EOB and only open more screens when the account actually requires them.
Reconcile the Account
Make the charges, payments, adjustments, transfers, credits, and remaining balance make sense.
Choose a Safe Action
Do not blindly rebill, adjust, or escalate. Verify what already happened first.
Coming Next
More ways to practice real billing decisions
These will join the premium practice library as DenialPro expands.
Corrected Claim Trainer
Original vs replacement claims, bill type logic, claim references, and safe resubmission.
Secondary OA23 Lab
Reconcile primary and secondary EOBs before deciding whether to transfer, adjust, bill, or stop.
EOB and ERA Practice
Read payer processing quickly and identify what actually controls the remaining balance.
Eligibility and COB Simulation
Verify responsible coverage before changing the billing path.
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