Michigan 2025-2026 Regular Session Status: Passed House 1 R cosponsors

HB 4839 — Human services: medical services; requirement to prescribe generic medications; provide for. Amends 1939 PA 280 (MCL 400.1 - 400.119b) by adding sec. 109z.

Last action — REFERRED TO COMMITTEE ON APPROPRIATIONS

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

This bill has passed the House. Introduced May 19, 2026. It now moves to the second chamber.

Next likely step: consideration and a floor vote in the Senate.

Prognosis

Advancing 48% · moderate confidence

Where this bill stands today.

Odds of enactment

Moderate

How often bills like it became law.

  • Passed House

    Current position in the legislative process.

  • 1 sponsor

    1 primary, 0 co-sponsors signed on.

  • Single-party support

    Sponsorship is currently within one party (1 R).

  • Cleared a recorded vote

    Passed 2 recorded votes so far.

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

In plain language

This bill requires coverage for generic medications over brand-name drugs in medical assistance programs.

The bill amends medical assistance coverage to mandate the use of lower-cost generic drugs instead of brand-name products unless specific exceptions apply. It aims to reduce costs in the medical assistance program.

What this means for you
  • Families: This bill may lower medication costs for families using medical assistance programs.

Summary

Human services: medical services; requirement to prescribe generic medications; provide for. Amends 1939 PA 280 (MCL 400.1 - 400.119b) by adding sec. 109z.

Bill Text

What changed in the latest version

3 added · 2 removed

Plain-language change summary

In the recent update to Bill HB 4839, three new lines have been added, while two lines have been removed. These changes likely include important details that clarify the bill's intent or provisions, which could affect how the law is implemented. Adjustments like these are important because they can improve the bill's effectiveness and address any concerns raised during the legislative process. Overall, these modifications help ensure that the final version of the bill meets the needs of the community more accurately.

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SUBSTITUTE FOR HOUSE BILL NO.
HB-4839, As Passed House, May 13, 2026 SUBSTITUTE FOR HOUSE BILL NO.
(2) The department shall provide coverage under the medical assistance program for a brand name drug product or biological drug product if any of the circumstances described in section 17755(3)(a), (b), or (c) of the public health code, 1978 PA 368, OOH H02782'25 (H-1) r9dqbz 1 MCL 333.17755, apply.
(2) The department shall provide coverage under the medical assistance program for a brand name drug product or biological drug product if any of the circumstances described in section 17755(3)(a), (b), or (c) of the public health code, 1978 PA 368, OOH H02782'25 (H-1)_HB4839_APH_1 3fxen8 1 MCL 333.17755, apply.
Final Page OOH H02782'25 (H-1) r9dqbz
Final Page OOH H02782'25 (H-1)_HB4839_APH_1 3fxen8
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Action History

  1. REFERRED TO COMMITTEE ON APPROPRIATIONS

Sponsors

Sponsorship breakdown

Export CSV (upgrade) →

1 sponsors · 0 co-sponsors · 146 not signed on · 42 voted No

Sponsors (1)

Co-sponsors (0)

None.

Not signed on (146)

146 members have not signed on to this bill.

Show all 146 →

"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

Votes

passed; given immediate effect

Passed 63 Yea · 43 Nay · 4 Other
Party YeaNayPresentNot Voting
Democrat 84100
Republican 55000
Unaffiliated 0200
Total 634300
% of votes cast 59%41%0%0%
How each member voted (106)
Member Party Vote
Myers-Phillips — Nay
O’Neal — Nay
Alabas Farhat Democrat Nay
Angela Witwer Democrat Yea
Betsy Coffia Democrat Nay
Brenda Carter Democrat Nay
Carol Glanville Democrat Yea
Carrie Rheingans Democrat Nay
Chedrick Greene Democrat Yea
Cynthia Neeley Democrat Nay
Denise Mentzer Democrat Yea
Donavan McKinney Democrat Nay
Dylan Wegela Democrat Nay
Emily Dievendorf Democrat Nay
Erin Byrnes Democrat Nay
Helena Scott Democrat Nay
Jason M Hoskins Democrat Nay
Jason Morgan Democrat Nay
Jasper Martus Democrat Nay
Jennifer Conlin Democrat Nay
Jimmie Wilson Jr Democrat Nay
Joey Andrews Democrat Nay
John Fitzgerald Democrat Nay
Joseph Tate Democrat Nay
Julie Brixie Democrat Nay
Julie M. Rogers Democrat Nay
Kelly A Breen Democrat Nay
Kimberly Edwards Democrat Nay
Kristian Grant Democrat Nay
Laurie Pohutsky Democrat Nay
Mai Xiong Democrat Nay
Matt Koleszar Democrat Nay
Matt Longjohn Democrat Nay
Mike McFall Democrat Nay
Morgan Foreman Democrat Nay
Natalie Price Democrat Nay
Noah Arbit Democrat Nay
Penelope Tsernoglou Democrat Nay
Peter Herzberg Democrat Yea
Phil Skaggs Democrat Yea
Ranjeev Puri Democrat Nay
Reggie Miller Democrat Nay
Regina Weiss Democrat Nay
Samantha Steckloff Democrat Nay
Sharon MacDonell Democrat Nay
Stephanie A Young Democrat Nay
Stephen Wooden Democrat Nay
Tullio Liberati Jr. Democrat Yea
Tyrone Carter Democrat Nay
Veronica Paiz Democrat Nay
Will Snyder Democrat Yea
Alicia St. Germaine Republican Yea
Angela Rigas Republican Yea
Ann M. Bollin Republican Yea
Bill Schuette Republican Yea
Brad Paquette Republican Yea
Bradley Slagh Republican Yea
Brian BeGole Republican Yea
Bryan Posthumus Republican Yea
Cameron Cavitt Republican Yea
Curtis S VanderWall Republican Yea
David Prestin Republican Yea
David W. Martin Republican Yea
Donni Steele Republican Yea
Douglas C Wozniak Republican Yea
Gina Johnsen Republican Yea
Greg VanWoerkom Republican Yea
Gregory Alexander Republican Yea
Gregory Markkanen Republican Yea
James DeSana Republican Yea
Jamie Thompson Republican Yea
Jason Woolford Republican Yea
Jay DeBoyer Republican Yea
Jennifer Wortz Republican Yea
Jerry Neyer Republican Yea
Joseph A. Aragona Republican Yea
Joseph Fox Republican Yea
Joseph Pavlov Republican Yea
Josh Schriver Republican Yea
Karl Bohnak Republican Yea
Kathy Schmaltz Republican Yea
Ken Borton Republican Yea
Luke Meerman Republican Yea
Mark A Tisdel Republican Yea
Matt Hall Republican Yea
Matt Maddock Republican Yea
Matthew Bierlein Republican Yea
Mike Harris Republican Yea
Mike Hoadley Republican Yea
Mike Mueller Republican Yea
Nancy DeBoer Republican Yea
Nancy Jenkins-Arno Republican Yea
Parker Fairbairn Republican Yea
Pauline Wendzel Republican Yea
Phil Green Republican Yea
Rachelle Smit Republican Yea
Ron Robinson Republican Yea
Rylee Linting Republican Yea
Sarah Lightner Republican Yea
Steve Carra Republican Yea
Steve Frisbie Republican Yea
Thomas Kuhn Republican Yea
Tim Kelly Republican Yea
Timothy Beson Republican Yea
Tom Kunse Republican Yea
William Bruck Republican Yea

Official roll call →

passed; given immediate effect Roll Call #142 Yeas 63 Nays 43 Excused 0 Not Voting 4

Passed 63 Yea · 43 Nay
Party YeaNayPresentNot Voting
Republican 56000
Democrat 74200
Unaffiliated 0100
Total 634300
% of votes cast 59%41%0%0%
How each member voted (106)
Member Party Vote
Myers-Phillips — Nay
Alabas Farhat Democrat Nay
Amos O'Neal Democrat Nay
Angela Witwer Democrat Yea
Betsy Coffia Democrat Nay
Brenda Carter Democrat Nay
Carol Glanville Democrat Yea
Carrie Rheingans Democrat Nay
Cynthia Neeley Democrat Nay
Denise Mentzer Democrat Yea
Donavan McKinney Democrat Nay
Dylan Wegela Democrat Nay
Emily Dievendorf Democrat Nay
Erin Byrnes Democrat Nay
Helena Scott Democrat Nay
Jason M Hoskins Democrat Nay
Jason Morgan Democrat Nay
Jasper Martus Democrat Nay
Jennifer Conlin Democrat Nay
Jimmie Wilson Jr Democrat Nay
Joey Andrews Democrat Nay
John Fitzgerald Democrat Nay
Joseph Tate Democrat Nay
Julie Brixie Democrat Nay
Julie M. Rogers Democrat Nay
Kelly A Breen Democrat Nay
Kimberly Edwards Democrat Nay
Kristian Grant Democrat Nay
Laurie Pohutsky Democrat Nay
Mai Xiong Democrat Nay
Matt Koleszar Democrat Nay
Matt Longjohn Democrat Nay
Mike McFall Democrat Nay
Morgan Foreman Democrat Nay
Natalie Price Democrat Nay
Noah Arbit Democrat Nay
Penelope Tsernoglou Democrat Nay
Peter Herzberg Democrat Yea
Phil Skaggs Democrat Yea
Ranjeev Puri Democrat Nay
Reggie Miller Democrat Nay
Regina Weiss Democrat Nay
Samantha Steckloff Democrat Nay
Sharon MacDonell Democrat Nay
Stephanie A Young Democrat Nay
Stephen Wooden Democrat Nay
Tullio Liberati Jr. Democrat Yea
Tyrone Carter Democrat Nay
Veronica Paiz Democrat Nay
Will Snyder Democrat Yea
Alicia St. Germaine Republican Yea
Angela Rigas Republican Yea
Ann M. Bollin Republican Yea
Bill Schuette Republican Yea
Brad Paquette Republican Yea
Bradley Slagh Republican Yea
Brian BeGole Republican Yea
Bryan Posthumus Republican Yea
Cameron Cavitt Republican Yea
Curtis S VanderWall Republican Yea
David Prestin Republican Yea
David W. Martin Republican Yea
Donni Steele Republican Yea
Douglas C Wozniak Republican Yea
Gina Johnsen Republican Yea
Greg VanWoerkom Republican Yea
Gregory Alexander Republican Yea
Gregory Markkanen Republican Yea
Jaime Greene Republican Yea
James DeSana Republican Yea
Jamie Thompson Republican Yea
Jason Woolford Republican Yea
Jay DeBoyer Republican Yea
Jennifer Wortz Republican Yea
Jerry Neyer Republican Yea
Joseph A. Aragona Republican Yea
Joseph Fox Republican Yea
Joseph Pavlov Republican Yea
Josh Schriver Republican Yea
Karl Bohnak Republican Yea
Kathy Schmaltz Republican Yea
Ken Borton Republican Yea
Luke Meerman Republican Yea
Mark A Tisdel Republican Yea
Matt Hall Republican Yea
Matt Maddock Republican Yea
Matthew Bierlein Republican Yea
Mike Harris Republican Yea
Mike Hoadley Republican Yea
Mike Mueller Republican Yea
Nancy DeBoer Republican Yea
Nancy Jenkins-Arno Republican Yea
Parker Fairbairn Republican Yea
Pauline Wendzel Republican Yea
Phil Green Republican Yea
Rachelle Smit Republican Yea
Ron Robinson Republican Yea
Rylee Linting Republican Yea
Sarah Lightner Republican Yea
Steve Carra Republican Yea
Steve Frisbie Republican Yea
Thomas Kuhn Republican Yea
Tim Kelly Republican Yea
Timothy Beson Republican Yea
Tom Kunse Republican Yea
William Bruck Republican Yea

Official roll call →

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 HB 4839 do?
Human services: medical services; requirement to prescribe generic medications; provide for. Amends 1939 PA 280 (MCL 400.1 - 400.119b) by adding sec. 109z.
Who sponsors HB 4839?
HB 4839 is sponsored by Sarah Lightner (Republican).
What is the current status of HB 4839?
This bill has passed the House. Introduced May 19, 2026. It now moves to the second chamber.
Where can I track HB 4839?
Track HB 4839 free on One Click Politics — get push/email alerts when it moves.

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Last checked for changes 3 months ago · updated continuously

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