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Automated Waystar Denial Root Cause Tagging

Every morning, WebRun opens Waystar, reads the reason code and claim history for each new denial, classifies it into a root cause category such as registration, authorization, coding, or medical necessity, and logs the tagged category to a Google Sheet so preventable denial patterns are visible by department.

Runs on WebRun · Strict Lockdown policy
Every day at 8:00 AM WebRunorchestrates each step
1 Waystar read each denial's reason and history
2 Google Sheets log the tagged root cause
In short

How do I classify Waystar denials by root cause automatically?

Every morning, WebRun reads each new denial's reason code and claim history in Waystar, then classifies it into a root cause category such as registration, authorization, coding, or medical necessity. It logs the tagged category to a Google Sheet rolled up by department, so preventable denial patterns are traceable to their source instead of staying buried in reason codes.

  • Every denial gets a root cause category instead of sitting as a raw reason code
  • Departments driving denial spikes are visible in the same monthly rollup
  • Preventable denial categories above 20 percent of denied dollars get flagged automatically

Built for hospital revenue cycle directors · denial management teams · HIM coders · department managers

Step by step

What does WebRun do on every run?

The exact actions WebRun takes, in order - in plain language, so you can adjust anything.

  1. WebRun signs in and gets to work

    Opens www.waystar.com in a real browser with your saved login - no setup, no API keys.

  2. 1
    Waystar - read each denial's reason and history
    waystar.com
    WebRun in Waystar: read each denial's reason and history
    WebRun opens Waystar to read each denial's reason and history.
    • Open Waystar and pull denials posted since the last run that are not yet root cause tagged
    • Read the denial reason code, the claim's registration, authorization, and coding history
    • Classify each denial into a root cause category: registration, authorization, coding, medical necessity, or timely filing

    Done when Every untagged new denial has a root cause category assigned based on its reason code and claim history.

  3. 2
    Google Sheets - log the tagged root cause
    google.com
    WebRun in Google Sheets: log the tagged root cause
    WebRun opens Google Sheets to log the tagged root cause.
    • Log each tagged denial to the root cause tracker with claim, payer, reason code, category, and department
    • Roll up denial counts and dollars by root cause category for the month to date
    • Flag any category responsible for more than 20 percent of total denied dollars this month

    Done when The root cause tracker holds every tagged denial with a monthly rollup by category and department.

Run settings

How is each run configured?

Starting pageWhere Chrome opens at the start of each run
www.waystar.com
ScheduleRuns automatically on this cadence
Every day at 8:00 AM
DeliveryHow each run's result reaches you
Root cause tracker · Google Sheets
OutputWhat each run produces - A Google Sheet tagging every denial with its root cause category, rolled up by department and by category share of denied dollars.
Spreadsheet
Setup & safety

Secure by default

Connect once, stays signed in

WebRun signs in once and keeps each session in a persistent environment, so every run picks up right where it left off.

Your credentials stay in your own private environment - WebRun never stores your passwords.
Strict Lockdown

Every action is checked against this policy before it runs.

Domains ALLOWLIST
Typed input ALLOW
Shell command BLOCK
File uploads BLOCK
Runs in a contained environment More on policies
Good to know

Questions, answered

How accurate is the root cause classification?

It classifies from the denial reason code plus the claim's registration, authorization, and coding history in Waystar, so it reflects the documented facts of the claim. Ambiguous cases are still flagged for a human to confirm the category.

Which root cause categories does it use?

Registration, authorization, coding, medical necessity, and timely filing, matching the categories most revenue cycle teams already report against, so the tagged data drops straight into your existing denial review meetings.

Can it flag which department is driving a category?

Yes. Every tagged denial is logged with its originating department, so a spike in registration category denials from one unit is visible in the same rollup, not buried in a hospital wide total.

Put this on autopilot.

Turn it on in minutes - or have our team set it up for you.