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10 min read
By Monark Editorial Team
March 2, 2026

CMS Launches CRUSH Anti-Fraud Initiative, Freezes $259.5M in Minnesota Medicaid Funds

Vance, Kennedy, and Oz unveil a sweeping Medicare-Medicaid fraud crackdown as Mount Sinai and Anthem's contract standoff exposes patients to out-of-network risk.

The last week of February delivered the Trump administration's most aggressive program-integrity move of its second term, and it landed with names attached. On February 25, Vice President J.D. Vance, Health and Human Services Secretary Robert F. Kennedy Jr., and CMS Administrator Dr. Mehmet Oz appeared together at the White House to unveil a coordinated fraud crackdown spanning Medicare, Medicaid, the Children's Health Insurance Program, and the federal Marketplace. The package is branded as the Comprehensive Regulations to Uncover Suspicious Healthcare initiative — CRUSH — and within forty-eight hours of the rollout, CMS deferred $259.5 million in quarterly federal Medicaid matching funds owed to Minnesota, instituted a six-month nationwide moratorium on new Medicare enrollments for certain durable medical equipment suppliers, and published a Federal Register Request for Information signaling rulemaking to come. By the close of the week the news was already reshaping conversations about Medicaid financing, supplier compliance, and the political risk profile of state agencies that have grown comfortable with quiet draw-downs of federal match.

The Minnesota Deferral and the Five-State Letter

The Minnesota action was, by design, the headline. Of the $259,505,491 deferral, CMS flagged $243.8 million as tied to "unsupported or potentially fraudulent" claims uncovered in a program-integrity review of Minnesota's fourth-quarter fiscal year 2025 spending, with another $15.4 million attributed to claims involving individuals lacking satisfactory immigration status. State officials in St. Paul reacted by accelerating an internal anti-fraud plan and warning that the freeze would force operational adjustments at the Department of Human Services — the same agency still recovering reputationally from the $250 million "Feeding Our Future" scandal that Oz cited explicitly in remarks framing the new effort. Minnesota was not alone on the list. Oz disclosed that letters were going out to California, Florida, New York, and Maine as well, telling reporters "there are more coming" and casting the five-state opening salvo as a template rather than a ceiling. In Washington, the symbolic weight of pulling Medicaid match in real time — rather than recouping it through the Office of Inspector General months later — landed with state Medicaid directors as a structural change in how CMS intends to use its existing authorities.

The DMEPOS moratorium hit a different audience. CMS is barring new enrollments for six months across categories of durable medical equipment, prosthetics, orthotics, and supplies that have historically generated outsized fraud referrals — the same telemedicine-enabled DME schemes the Department of Justice has been pursuing under the Anti-Kickback Statute and False Claims Act. Existing suppliers in good standing remain enrolled, but the door is closed to new entrants in the affected categories until late summer. Industry attorneys flagged the moratorium as the broadest of its kind in years, and one that effectively freezes the supplier marketplace at a moment when home-health utilization tied to the Medicare population continues to climb.

The CRUSH RFI and What It Actually Asks

The piece of the announcement most likely to outlive the press cycle is the Request for Information that CMS published in the Federal Register on February 27 with stakeholder comments due by March 30. The RFI's scope is explicit: it solicits ideas for novel regulatory and enforcement approaches across Medicare, Medicaid, CHIP, and the Marketplace, with a particular emphasis on real-time detection, expanded program-integrity authorities, and the use of technology — including artificial intelligence and machine learning — to flag suspicious billing patterns before payment rather than after. Foley Hoag and Hall Render both noted in client alerts that the RFI previews "a major anti-fraud rulemaking" and reads like a scoping document for a regulation that could reshape provider, supplier, payer, and technology vendor obligations simultaneously. CMS is asking for input from states, providers, suppliers, payers, technology firms, patient advocates, and beneficiaries — a notably broad invitation that suggests the eventual rule will touch contracting, data-sharing, and audit obligations across the supply chain.

For self-funded employers, the second-order implications are not yet quantified but are easy to map. Tighter fraud controls in Medicare and Medicaid have historically migrated into commercial books through carrier policy harmonization. If CMS standardizes new pre-payment screening approaches or AI-assisted audit workflows, the largest carriers — UnitedHealthcare, Elevance, Aetna, Cigna, Humana — tend to extend similar logic into their commercial administrative-services-only platforms within a year or two. Brokers advising plan sponsors will be watching the comment file closely.

Mount Sinai and Anthem: The Statutory Cliff That Wasn't Quite a Cliff

While the White House anchored the policy story, the New York commercial market produced the week's most immediate consumer drama. Mount Sinai Health System and Anthem Blue Cross Blue Shield had been operating without a contract since December 31, when negotiations collapsed over Anthem's claim that Mount Sinai was demanding price increases of more than 50 percent over three years and Mount Sinai's counter-claim that Anthem owed it more than $450 million for care already delivered. About 9,000 Mount Sinai physicians went technically out-of-network for roughly 200,000 Anthem members on January 1, but New York state law mandated no operational changes for patients before March 1, 2026 — the structural cliff that gave the entire week its rhythm.

On Monday, February 23, with the cliff three days away, Mount Sinai and Anthem announced a temporary extension keeping hospitals and facilities in-network through Tuesday, March 3. Anthem said the agreement would "prevent patient care disruption and allow time to continue negotiations." Talks ran through Tuesday night, March 3, without producing a deal, and at midnight Mount Sinai's hospitals joined its physicians as out-of-network providers — a status the parties would not resolve until a three-year agreement reached in mid-April returned the system to network and triggered retroactive in-network treatment to March 4. For the late-February reporting window, the salient facts are the structural ones: New York's continuity-of-care statute compressed real exposure into one specific Tuesday-to-Wednesday transition, the parties used the statutory window for a six-day extension rather than a settlement, and 200,000 Anthem members entered March under the most consequential commercial-network disruption in the New York metropolitan area in recent memory.

The Mount Sinai standoff is also a useful tell on the broader hospital-payer relationship. Modern Healthcare and HFMA both flagged that public disputes between hospitals and insurers now run at roughly 500 to 600 per year, driven by hospital labor and supply costs that have outpaced commercial reimbursement growth and by carrier pressure to control unit-price inflation as employers tighten benefit budgets. Mount Sinai-Anthem is the most visible example of the pattern, not an outlier.

Centene Reaffirms While Peers Wobble

Carrier earnings season produced its own set of late-February signals. Centene used the week of February 23 to take its senior management team in front of investors with a single, repeated message: 2026 guidance holds. The company is projecting total revenues of $186.5 billion to $190.5 billion, premium and service revenues of $170.0 billion to $174.0 billion, and adjusted diluted earnings per share above $3.00 — a target that would represent more than 40 percent year-over-year growth in adjusted EPS. JPMorgan analyst John Stansel framed Centene's reaffirmation as "some relief for investors" after Molina Healthcare's earnings miss and lowered 2026 outlook in early February rattled the managed-Medicaid trade. Elevance's own 2026 framing has been notably more cautious. The contrast tells the story: in a sector where exchange membership is contracting, Star Ratings have battered Humana, and CMS is signaling flat Medicare Advantage payments, Centene is positioning its government-business mix as a relative outperformer rather than a vulnerability.

The 2027 Medicare Advantage Comment Window Closes

Quietly running underneath the headlines, the comment period on the CY 2027 Medicare Advantage and Part D Advance Notice closed at 11:59 p.m. Eastern on Tuesday, February 25 — the same day Vance and Oz were on stage at the White House. CMS had proposed an effective net average year-over-year payment increase of 0.09 percent, or roughly $700 million in MA payments to plans, paired with tighter risk-adjustment methodology that the agency has been telegraphing since the prior administration's last cycle. McDermott+ and consumer-finance practice groups characterized the proposal as "flat rates with tighter risk adjustment" — a continuation of the regulatory squeeze that helped trigger Humana's strategic retreat from selected Star Ratings categories and Molina's exit from standalone Medicare Advantage Prescription Drug plans for 2027. The CY 2027 Rate Announcement, which will lock in final policy, is due no later than April 6.

Employer Cost Pressures Reach a Sixteen-Year High

Plan sponsors got their own headline number this week, courtesy of Mercer's updated outlook: total health benefit costs per employee are projected to rise 6.5 percent in 2026, the largest single-year jump since 2010. The projected increase reaches a median of 9 percent before plan-design changes, falling to 7.6 percent after employer mitigation. The cost stack is familiar but increasingly stubborn — specialty drug inflation, GLP-1 utilization, chronic-disease care, later-stage diagnoses tied to delayed care, and provider shortages — and the response is hardening. Mercer reported that 59 percent of employers plan to reduce health plan expenses in 2026, up from 44 percent in 2024, with pharmacy spending alone running 11 to 12 percent ahead of last year.

A handful of structural shifts are doing real work in the mid-market response:

  • Level-funded and self-funded plans now cover 51 percent of employees at companies with 10 to 199 employees, with level-funded alone reaching 37 percent in that segment.
  • HSA-eligible Bronze and Catastrophic plans, newly available in 2026 under the One Big Beautiful Bill Act, are expanding the high-deductible footprint at the bottom of the market.
  • Employers are increasingly pairing direct primary care arrangements — newly defined as a Service Arrangement under federal rules effective January 1 — with high-deductible plans to insulate primary care utilization from the deductible.

The employer story will compound throughout the spring. Plan sponsors building 2027 strategies in March and April are doing so against the highest projected trend in sixteen years and the most active federal program-integrity environment since the early Obama-era HEAT task force.

The Medicare App Library and the Digital Build-Out

A quieter announcement bookended the week. On February 23, CMS launched the Medicare App Library as part of its Digital Health Tech Ecosystem, an effort to surface vetted patient-facing applications to Medicare beneficiaries through an official channel. The launch coincided with renewed Medicare telehealth coverage — extended for two years through the Consolidated Appropriations Act, 2026 — and the DEA-HHS extension of telemedicine prescribing flexibilities through 2026. The American Hospital Association used a February 23 response letter to an HHS request for information on AI in healthcare to push for clearer AI-disclosure expectations in prior authorization, citing a National Association of Insurance Commissioners survey showing only 23 percent of plans currently disclose to providers how and when AI is used in PA decisions.

Taken together, the week told a consistent story. Federal program integrity is moving from audit-and-recoup to detect-and-defer, and CMS is willing to use that authority publicly and quickly. Commercial network instability is not a New York problem but a national one, with Mount Sinai and Anthem providing only the most visible illustration. Carrier 2026 outlooks are bifurcating between the Centenes and the Molinas of the world. Employer trend has reset to a sixteen-year high. And the digital and AI scaffolding of the program — Medicare App Library, telehealth extensions, AI-in-PA disclosure debates — is being built in parallel. By Sunday, March 1, the structural deadline that gave the week its name had quietly passed, replaced by a Tuesday-night deadline in midtown Manhattan and a March 30 comment file in Washington that may end up mattering more than either.

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medicaremedicaidfraudcmscrush-initiativemount-sinaianthemcenteneemployer-benefits

About the Author

Monark Editorial Team is a contributor to the MonarkHQ blog, sharing insights and best practices for insurance professionals.