Billing, Insurance and Reimbursement · CDA

What is meant by “coordination of benefits” (COB) when a patient has multiple dental insurance plans?

  1. Each insurer pays 100%
  2. The secondary insurer pays before the primary
  3. Determining which plan pays first to avoid duplicate payment
  4. Patient pays half and each insurer half
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Correct answer: Determining which plan pays first to avoid duplicate payment

COB ensures payment order is correct so total reimbursement does not exceed allowed cost. It prevents overpayment.

Difficulty: Medium Question 9 of 20

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