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Free AR & medical-billing tools

Practical tools our own RCM team uses every day — open to anyone working denials, clean claims, timely filing, and A/R.

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8 free tools No login Built by billers

Reference

Denial Code Lookup

Search CARC/RARC denial codes and get plain-English reasons, how to work each one, and how to prevent it.

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Self-assessment

Clean-Claim Scorecard

Score your front-end, coding, and submission workflow against 14 controls — and see which denials each gap invites.

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Calculator

A/R Days Cost Calculator

See the cash tied up in slow A/R and the yearly carrying cost of staying above your target days-in-A/R.

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Calculator

Timely Filing Calculator

Enter a date of service and the payer filing limit to get the exact submission deadline, days remaining, and a risk flag.

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Self-assessment

Eligibility & Prior-Auth Checklist

Score your pre-visit verification against the checks that prevent CO-27, CO-197, and eligibility denials before they happen.

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Calculator

Denial Cost Calculator

See what denials really cost — lost reimbursement plus rework — per week, month, and year, and the combined annual impact.

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Calculator

RVU Payment Calculator

Turn work, PE, and malpractice RVUs into an estimated Medicare allowed amount using GPCI and the conversion factor.

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Reference

Payer Manual & Policy Finder

Jump straight to provider manuals, medical/payment policies, credentialing, and eligibility pages for 200+ payers, Medicaid programs, and Medicare MACs.

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Looking for the payer reference? Browse timely-filing limits, payer IDs, and portals.

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Rather have us run the whole thing?

These tools show where revenue leaks. Aethera's team plugs the leaks — coding, claims, denials, and A/R follow-up end to end.

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