DermEstimator vs. Excel Spreadsheets
Most practices still estimate patient costs from a saved spreadsheet. Here's what that's actually costing you.
The hidden cost of spreadsheet estimating
Manual update risk. The Medicare Physician Fee Schedule changes every January. In practice, most spreadsheets run six, twelve, even eighteen months behind on fee updates — sometimes longer. That means patients are quoted numbers drawn from outdated allowed amounts, and practices are either over-collecting or under-collecting relative to what insurance will actually pay. Every estimate built on stale data is a version of the same error, repeated daily.
MPPR errors lead to over-collection. The multiple procedure rule requires a 50% reduction on the allowed amount for secondary procedures performed on the same day. This rule is routinely missed in spreadsheet-based estimates — not because staff don't know the rule, but because applying it correctly across Mohs add-on codes and their exemptions requires billing expertise that most front desk staff simply don't have. The result is a quoted patient responsibility that's higher than what the patient will actually owe, which damages trust and creates collection friction downstream.
NSA compliance gap. The No Surprises Act's Good Faith Estimate requirement applies to self-pay and uninsured patients requesting scheduled services. A compliant GFE requires specific CPT codes, expected charges, provider NPI information, and prescribed delivery and retention documentation. None of that is achievable from a spreadsheet without a separate manual process — creating exactly the kind of undocumented, ad-hoc workflow that auditors flag. DermEstimator generates a complete, NSA-compliant GFE directly from the estimate with a single click, with no re-entry required.
Frequently asked questions
Is DermEstimator just an updated fee schedule spreadsheet?
No. DermEstimator is a web app that runs calculations in real time against the 2026 MPFS, applies MPPR automatically, and generates NSA-compliant GFEs with a single click. No formulas, no manual updates, no version control issues.
How often is the Medicare fee schedule updated?
CMS releases new MPFS rates every January. DermEstimator's database is updated for 2026 and will be maintained going forward.
Can I import my custom payer rates?
Yes. DermEstimator supports custom payer plan creation with your contracted rates, stored per payer so front desk staff always use the right rates.
What does the NSA require for Good Faith Estimates?
The No Surprises Act requires practices to provide a written GFE upon request for uninsured or self-pay patients. The estimate must include specific CPT codes, expected charges, and provider information. DermEstimator generates this automatically.
Switch in 5 minutes. 7-day free trial.
No credit card required. Plans from $30/month after trial.
Start Free Trial