United States 119th Congress Status: In Committee Bipartisan · 1 R · 1 D cosponsors

S 3350 — ACO Assignment Improvement Act of 2025

Last action — Read twice and referred to the Committee on Finance. (text: CR S8512)

  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the Senate. Introduced December 04, 2025. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the Senate.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low chance of becoming law.

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A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Advancing 34% · moderate confidence

  • In Committee

    Current position in the legislative process.

  • 2 sponsors

    1 primary, 1 co-sponsors signed on.

  • Bipartisan support

    Sponsored across 2 parties (1 R · 1 D) — cross-party backing.

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Summary

ACO Assignment Improvement Act of 2025This bill establishes additional requirements for assigning Medicare fee-for-service beneficiaries to accountable care organizations (ACOs) under the Medicare shared savings program. Under current law, the program enables ACOs to receive payments for savings stemming from care coordination and management.The bill requires the basis for assignment to reflect beneficiaries' utilization of not only primary care services provided by ACO physicians, but also those provided by other ACO practitioners—specifically, physician assistants, nurse practitioners, and clinical nurse specialists.

Bill Text

Action History

  1. Introduced in Senate

  3. Read twice and referred to the Committee on Finance. (text: CR S8512)

Sponsors

Sponsorship breakdown

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1 sponsors · 1 co-sponsors · 545 not signed on

Sponsors (1)

Co-sponsors (1)

Not signed on (545)

545 members have not signed on to this bill.

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"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

healthcare health-insurance
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

What does S 3350 do?
ACO Assignment Improvement Act of 2025This bill establishes additional requirements for assigning Medicare fee-for-service beneficiaries to accountable care organizations (ACOs) under the Medicare shared savings program. Under current law, the program enables ACOs to receive payments for savings stemming from care coordination and management.The bill requires the basis for assignment to reflect beneficiaries' utilization of not only primary care services provided by ACO physicians, but also those provided by other ACO practitioners—specifically, physician assistants, nurse practitioners, and clinical nurse specialists.
Who sponsors S 3350?
S 3350 is sponsored by Barrasso, John (Republican) and Whitehouse, Sheldon (Democratic).
What is the current status of S 3350?
This bill is in committee in the Senate. Introduced December 04, 2025. It must pass committee before a floor vote.
Where can I track S 3350?
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Last checked for changes 3 months ago · updated continuously

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