Eligibility Verification
Confirming a patient's insurance coverage, benefits, deductibles, and copays before the date of service.
Eligibility Verification Explained
Eligibility verification is the process of confirming a patient's insurance coverage, benefits, deductibles, copays, and authorization requirements before the date of service. It is the single highest-leverage prevention investment in the entire revenue cycle: roughly 25% of all claim denials trace to eligibility issues (CARC CO-4 not covered under plan, PR-1 deductible, PR-2 coinsurance, PR-31 patient cannot be identified). All of those denials are preventable with real-time eligibility verification 48-72 hours before service. Modern eligibility tools query the payer's HIPAA 270/271 transaction directly through clearinghouses like Availity or Trizetto, returning real-time data on plan type, network status, deductible remaining, copay amount, coinsurance percentage, out-of-pocket maximum, prior authorization requirements, and effective dates. The 48-72 hour window matters because plan changes — new employer coverage, plan termination, COBRA transitions, Medicaid eligibility shifts — happen constantly and a stale eligibility check from intake six months ago is unreliable. Practices that automate eligibility verification at the appointment-confirmation step typically reduce eligibility-related denials by 70-85% and recover 2-5 percentage points of net collection rate. Patient-side benefits include catching coverage gaps before service so the patient can resolve them or be informed of self-pay responsibility — preventing collection problems on the back end.
Related service: Eligibility Verification
Go Medical Billing handles eligibility verification as a core part of our outsourced revenue cycle service. AAPC-certified team, 2.49% of collections, all 50 states.
See Also: Related Concepts
Denial
A claim that a payer refuses to pay. Common reasons: eligibility issues, missing authorization, coding errors. Each denial costs $25-$30 to rework.
Authorization (Prior Auth)
Pre-approval from a payer before a medical service is provided. Without it, claims are typically denied.
Co-insurance
The percentage of a medical bill that a patient pays after meeting their deductible. For example, 20% co-insurance means the patient pays 20% and the payer covers 80%.
Deductible
The amount a patient must pay out of pocket before insurance begins covering services.
In-Network
A provider who has a contract with a patient's insurance payer, agreeing to accept negotiated rates. Patients typically pay less for in-network services.
Have questions about Eligibility Verification for your practice?
Talk to an AAPC-certified billing specialist about how this affects your revenue. Free, no commitment.
Ready to fix your billing?
Free billing assessment from AAPC-certified coders. We'll show you where revenue is leaking. No commitment.