STRATUM INTERNAL
Optum / UBH
Optum / United Behavioral Health — BH carve-out for UHC & ASO clients · Clinical criteria enforcement
CONSERVATIVE STRATEGY LOW SIGNAL
30.0%
Overturn Rate
10
Precedents (N)
Trend (data pending)
LOW SIGNAL + LOWEST OVERTURN RATE — High Caution
Optum has the lowest overturn rate in the corpus (30.0%) with N=10 — below the 12-precedent confidence threshold. Both the rate and the N are unfavorable. This may reflect Optum's stricter clinical criteria enforcement, or it may reflect case selection bias in this corpus. Do not generalize — appeal only the strongest, most documentation-complete denials. Expand corpus before drawing firm strategy conclusions.
DENIAL CATEGORY DISTRIBUTION
Precedents by Denial Type
Heat intensity = N / 21 corpus max
Documentation Gap
4
53.8% corpus overturn
Medical Necessity
2
50.0% corpus (thin data)
Coverage Gap
2
62.5% corpus overturn
Prior Auth Missing
1
80.0% corpus overturn
Enrollment Issue
1
61.9% corpus overturn
Coding Error
0
No precedents yet
APPEAL STRATEGY
CONSERVATIVE — High-Bar Clinical Cases Only
Optum / UBH is the most resistant payer in the corpus for appeal overturns. Their clinical review process enforces InterQual/Milliman criteria strictly, and documentation gap denials are particularly unlikely to succeed without complete clinical records. With a 30% corpus overturn rate and N=10, the evidence base is too thin to be confident — but the pattern suggests appeals should only be filed for cases where clinical documentation fully meets published clinical criteria.
Documentation gap (N=4, highest category): Optum reviewers are strict — do not file without a complete LOCUS score, GAF, clinical narrative, and session notes.
Medical necessity denials: Optum enforces InterQual/Milliman criteria. Map clinical documentation explicitly to criteria language in the appeal letter.
Coverage gap and prior auth (low N): rely on corpus category rates to inform appeal value; both categories have favorable corpus-wide rates.
Expand Optum corpus volume urgently — current N=10 is insufficient for reliable strategy conclusions.
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