From Our Desk Original analysis · Health
All Health insights →UnitedHealth, Presbyterian and Humana's 2027 Medicare Advantage Exits Trace to County Benchmark Math
UnitedHealth's 2027 Medicare Advantage list covers 34 counties; Presbyterian exits 30,000 members and Humana 600,000. The benchmark quartile, star rebate, and risk-score math decide which counties still clear a bid.
Oscar Health's Loss Ratio Fell to 79.2 Percent. It Booked Only a Sliver of the Risk-Adjustment Upside Behind It
Oscar Health's medical loss ratio fell to 79.2% in Q2 2026 as membership grew 46% to 2.96 million, yet executives booked only a sliver of favorable risk adjustment on just four months of 2026 claims data.
Medicare AdvantageHumana Sheds 600,000 Medicare Advantage Members for 2027, Recaptures Fewer Than Half
Humana will exit Medicare Advantage plans covering 600,000 members for 2027, about 8% of its base, and expects to recapture only 240,000, a retention math that resets morbidity in its surviving risk pool.
Health PricingCigna's 84.5% Medical Ratio Splits From the Medicare Advantage Trend Story
Cigna's Q2 2026 medical care ratio came in at 84.5%, versus Humana's 91.2% and Elevance's 89.7%, as softer surgical and outpatient spending split its commercial book from Medicare Advantage cost trend.
Medicare AdvantageAetna's 250bp MBR Drop Rode a $471M Reserve Reversal
Aetna's Q2 2026 medical benefit ratio fell 250 bps to 87.4%, but $1.2B of six-month favorable prior-year development and a lapped $471M premium deficiency reserve did much of the work (CVS Health, August 2026).
Risk AdjustmentCentene's Marketplace Book Shrank 41%. Its Risk-Adjustment Position Swung Favorable With It
Centene's health benefits ratio fell to 89.6% and net income swung to $1.1 billion in Q2 2026, as its Marketplace book fell to 3.5 million from 5.9 million and risk adjustment turned favorable.
Health PricingUnitedHealthcare's June Plan F Reprice Lands Alongside 35%-Plus Closed-Block Filings
UnitedHealthcare repriced its AARP Plan F block up to $47.02 a month on June 1, 2026, while Humana, LifeShield National, and others filed 34% to 39% closed-block increases feeding Medigap's anti-selection spiral.
Medicare AdvantageMedicare Advantage's Quality Bonus Hits $13.4 Billion While the Qualified Base Shrinks to 68%
Medicare Advantage's quality bonus program will pay $13.4 billion in 2026, up from $12.7 billion, but the share of enrollees in bonus-qualified plans fell to 68% from 75%, reshaping rebate dollars for 2027 plan bids.
Employer BenefitsMedicaid Work Rule's 2.3M Exits Hit Self-Insured 2027 Assumptions
The Medicaid work rule took effect July 31; CMS projects 2.3 million exits in FY2027. Self-insured plans absorb the shift twice: sicker migrating enrollees, and uncompensated care repriced into commercial rates.
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ACA Tracker 2027 individual-market rate filings to date
Rate Review →Sourced from federal Rate Review and state DOI filings. Green indicates improvement vs. prior-year period.