Denial Code Deep Dive: CO-96
A label, not a verdict:
reading CO-96 correctly
CO-96 sounds like the final word on a claim. Two of its eight root causes are actually about coverage.
Across an analysis of more than 70,000 denied claims, five codes accounted for nearly half of all denial volume. CO-96 sits third on that list with 7.4%, arriving under the most final-sounding label a payer uses. It sorts into eight root-cause families, and only two of them describe what a plan actually covers.
What you will learn:
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The eight root-cause families inside CO-96
Volume share and owning team for each one
Why a provider-side error reads exactly like a plan exclusion
The one category that names its own criteria, and how to verify it
What to do with the quarter of denials that arrive with no remark code