What is Coinsurance? April 11, 2020 14:16 Updated Follow It is the shared percentage of loss between the insurance carriers and the insured. Does not include charges applied to a Deductible or a Copay. Example: 80/20 – 80% policy pay / 20% is insured pay Related articles What is the status of my claim? When will I receive my ID card? How do I confirm my coverage and coverage dates?