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Oncotype Dx Assay denials: what the review data shows
Independent reviewers have decided 17 published cases where an insurer denied Oncotype Dx Assay — and they overturned the insurer 88.2% of the time. A denial for Oncotype Dx Assay is a starting position, not a final answer.
Published decisions
17
2001–2026
Overturned
88.2%
15 denials reversed
By condition
Published outcomes when Oncotype Dx Assay was denied for these conditions.
| Condition | Decisions | Overturned |
|---|---|---|
| Breast Cancer | 16 | 87.5% |
How to use this in your appeal
These are outcomes from California’s external review program — an independent physician panel that binds the insurer. Every state has an equivalent process, and internal appeals succeed even more often. Cite the outcome record for Oncotype Dx Assaywhen you appeal: reviewers routinely find that denials like yours didn’t hold up.
SOURCE: CALIFORNIA DMHC INDEPENDENT MEDICAL REVIEW OUTCOMES (CHHS OPEN DATA) · DERIVED AGGREGATE STATISTICS ONLY · METHODOLOGY
Not legal or medical advice. Coverage Rights is a self-help tool that helps you prepare your own appeal. For advice about your specific situation, talk to a licensed attorney or your doctor.