Mississippi 2026 Regular Session

Mississippi House Bill HB558

Introduced
1/13/26  
Refer
1/13/26  

Caption

AN ACT TO PROHIBIT HEALTH INSURERS AND PHARMACY BENEFIT MANAGERS FROM REQUIRING COVERED INDIVIDUALS TO PURCHASE OR OTHERWISE OBTAIN PHARMACY SERVICES EXCLUSIVELY THROUGH A PHARMACY IN WHICH THE HEALTH INSURER OR PHARMACY BENEFITS MANAGER HAS AN OWNERSHIP INTEREST; TO PROHIBIT HEALTH INSURERS AND PHARMACY BENEFIT MANAGERS FROM OFFERING OR IMPLEMENTING HEALTH BENEFIT PLAN DESIGNS THAT INCREASE PLAN OR PATIENT COSTS FOR PHARMACY SERVICES IF THE COVERED INDIVIDUAL CHOOSES NOT TO USE A PHARMACY IN WHICH THE HEALTH INSURER OR PHARMACY BENEFITS MANAGER HAS AN OWNERSHIP INTEREST FOR THOSE PHARMACY SERVICES; TO PROHIBIT HEALTH INSURERS AND PHARMACY BENEFIT MANAGERS FROM REIMBURSING A PHARMACY OR PHARMACIST FOR COVERED PHARMACY SERVICES AN AMOUNT LESS THAN THE AMOUNT THAT THE HEALTH INSURER OR PHARMACY BENEFITS MANAGER REIMBURSES A PHARMACY IN WHICH THE HEALTH INSURER OR PHARMACY BENEFITS MANAGER HAS AN OWNERSHIP INTEREST FOR PROVIDING THE SAME COVERED SERVICES; TO PROHIBIT HEALTH INSURERS AND PHARMACY BENEFIT MANAGERS FROM DENYING A PHARMACY THE OPPORTUNITY TO PARTICIPATE IN ANY PHARMACY NETWORK AT PREFERRED PARTICIPATION STATUS IF THE PHARMACY IS WILLING TO ACCEPT THE TERMS AND CONDITIONS THAT THE HEALTH INSURER OR PHARMACY BENEFIT MANAGER HAS ESTABLISHED FOR OTHER PHARMACIES AS A CONDITION OF PREFERRED NETWORK PARTICIPATION STATUS; TO BRING FORWARD SECTION 83-9-6, MISSISSIPPI CODE OF 1972, WHICH PROVIDES FOR FREEDOM OF CHOICE FOR PHARMACY SERVICES, FOR THE PURPOSE OF POSSIBLE AMENDMENT; AND FOR RELATED PURPOSES.

Summary

House Bill 558 would restrict health insurers and pharmacy benefit managers (PBMs) from steering covered individuals to pharmacies in which they have an ownership interest. The bill prohibits requiring patients to obtain pharmacy services exclusively through an affiliated pharmacy, and it bars plan designs that raise premiums, deductibles, copays, coinsurance, or other costs when a person chooses an unaffiliated pharmacy. It also prevents insurers and PBMs from reimbursing independent pharmacies at a lower rate than affiliated pharmacies for the same covered services, and it requires preferred network participation to be available to pharmacies that accept the same terms and conditions as other pharmacies. The bill also brings forward Mississippi’s existing freedom-of-choice pharmacy statute, Section 83-9-6, for possible amendment. That section already limits restrictions on pharmacy choice, prohibits exclusive mail-order requirements, bars unequal copayments or reimbursement penalties tied to pharmacy selection, and requires equal opportunity for pharmacies to participate in health benefit plans under identical reimbursement terms. HB558 would add new protections focused specifically on ownership interests and affiliated pharmacy arrangements, while leaving the broader framework of pharmacy choice law in place. If enacted, the bill would affect health insurers, PBMs, pharmacies, pharmacists, and covered individuals in Mississippi. It would likely limit vertical integration practices in pharmacy benefit management by preventing plans from financially favoring owned or affiliated pharmacies over independent pharmacies. The bill would also create compliance implications for plan design, reimbursement structures, and network participation rules, and it would reinforce the Commissioner of Insurance’s role in reviewing health benefit plans for conformity with state law. The available context shows no recorded committee debate or votes, so there is no documented legislative sentiment from hearings or floor action. Based on the bill text and caption, the measure appears to be framed as a consumer-choice and pharmacy-access bill, with an emphasis on preventing anti-competitive steering and protecting independent pharmacies. The absence of recorded opposition or support in the provided materials means the overall sentiment cannot be measured from votes, but the bill’s structure suggests a policy goal of expanding patient choice and equalizing treatment among pharmacies. The main point of contention likely concerns whether the bill would interfere with insurer and PBM contracting practices, preferred networks, and cost-management strategies. Supporters would likely view the measure as preventing discriminatory reimbursement and protecting access to local pharmacies, while critics may argue it could reduce plan flexibility or increase costs by limiting the use of affiliated pharmacy arrangements. The bill’s focus on ownership-interest pharmacies and preferred participation status suggests the central dispute is between pharmacy access and market competition on one hand, and managed-care cost controls on the other.

Impact

HB558 would amend Mississippi law by adding new restrictions on health insurers and PBMs that own pharmacies, while also bringing forward Section 83-9-6, the state’s existing pharmacy freedom-of-choice statute, for possible amendment. It would prohibit exclusive-use requirements, cost penalties for choosing non-affiliated pharmacies, lower reimbursement to independent pharmacies for the same services, and denial of preferred network participation to pharmacies willing to accept the same terms as others. The bill would affect plan administration, reimbursement practices, network contracting, and insurance approval by the Commissioner of Insurance, and it would strengthen legal protections for pharmacies and covered individuals seeking equal access to pharmacy services.

Sentiment

The provided record contains no committee transcripts and no vote history, so there is no direct evidence of legislative debate or recorded support/opposition. From the bill’s text and caption, the measure appears to be positively framed as a consumer choice and pharmacy access proposal, aimed at preventing insurers and PBMs from steering patients to owned pharmacies. The overall sentiment in the available materials is therefore best characterized as policy-driven and pro-choice for pharmacy access, though no formal sentiment can be inferred from votes or testimony.

Contention

The likely contention centers on whether the bill unfairly limits insurer and PBM business models, especially integrated pharmacy networks and preferred pricing arrangements. Supporters would likely argue that affiliated pharmacies should not receive better treatment than independent pharmacies and that patients should not face higher costs for choosing a non-owned pharmacy. Opponents would likely contend that the bill could constrain negotiated discounts, reduce network management tools, and potentially raise premiums or drug costs. The tension is between anti-steering and equal-treatment protections for pharmacies versus insurer/PBM efforts to control pharmacy benefit costs.

Companion Bills

No companion bills found.

Previously Filed As

MS HB1125

Pharmacy services; prohibit insurers and PBMs from requiring persons to obtain exclusively through pharmacies that they own.

MS SB2677

Pharmacy Benefit Prompt Pay Act; define requirements for pharmacy benefit managers and pharmacy services administrative organizations.

MS HB1123

Pharmacy benefit managers and pharmacy services administrative organizations; provide certain regulations for.

MS HB1119

Pharmacy benefit managers; revise provisions related to.

MS HB119

Health insurance; require reimbursement to pharmacists for certain services and procedures.

MS HB1413

Pharmacy Benefit Manager Transparency Act; create.

MS HB1288

Ivermectin; authorize pharmacists to provide to adults pursuant to collaborative pharmacy practice agreement.

MS SB2678

Pharmacy Benefit Prompt Pay Act; bring forward and prohibit spread pricing.

MS HB1124

Pharmacy benefit managers; require to disclose certain information on rebates and contracts.

MS HB252

Pharmacists; authorize to test for and administer treatment for minor, nonchronic health conditions.

Similar Bills

KS HB2551

Enacting the Kansas pharmacy services administrative organization act.

MS HB1125

Pharmacy services; prohibit insurers and PBMs from requiring persons to obtain exclusively through pharmacies that they own.

AR SB593

To Amend The Arkansas Pharmacy Benefits Manager Licensure Act; And To Create The Pharmacy Services Administrative Organization Act.

NJ S2345

"Patient and Provider Protection Act."

AR SB475

To Establish The Pharmacy Services Administrative Organization Act; And To Regulate Pharmacy Services Administrative Organizations.

MS HB1119

Pharmacy benefit managers; revise provisions related to.

MS SB2677

Pharmacy Benefit Prompt Pay Act; define requirements for pharmacy benefit managers and pharmacy services administrative organizations.

VA SB410

Pharmacy benefits managers; various requirements, report.