Ace the 2026 Third Party Payers Challenge – Level Up Your Billing Skills Now!

Attachments to a claim are used to show why the service was provided and how it was billed. Medical records supply the clinical justification, diagnoses, and notes that demonstrate medical necessity. Prior authorization documents prove the service had been approved in advance, which supports paid status. Billing codes and service summaries align what was performed with how it’s billed, helping the payer verify charges and procedures. A patient satisfaction survey, on the other hand, concerns the patient’s experience and quality metrics rather than the medical necessity or specific claim details. It isn’t typically required to adjudicate or reimburse a claim, making it the least likely attachment.