CMS Rewrites Medicare Advantage Rules for 2028 to Boost Provider Directory Accuracy
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CMS Rewrites Medicare Advantage Rules for 2028 to Boost Provider Directory Accuracy

New regulations aim to curb out-of-network care surprises and increase transparency in prescription drug pricing.

By Neil D'Monte, Palmelle Editorial Team · Reviewed by Neil D'Monte · 7 min read · 2026-10-17

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The Centers for Medicare & Medicaid Services (CMS) announced proposed rules for Contract Year 2028 that could significantly impact how Medicare Advantage and Part D plans operate [c2]. These changes focus on making provider directories more accurate and demanding greater transparency from Pharmacy Benefit Managers (PBMs) to help control escalating prescription drug costs. I read this while waiting for my mom's prescription refill, a process that usually involves a good twenty minutes of me trying to confirm with the pharmacist whether the doctor's office actually sent the new script over, or if it's just a ghost in the digital ether. My complaint about how these stories usually get reported is that they frame Medicare policy as this impenetrable, ever-shifting labyrinth that only bureaucrats and lobbyists understand. It makes it sound like nothing ever really changes for the better, or that any change is too complex for regular people to grasp. The conventional take is that Medicare is just… Medicare. It’s a massive, unyielding government program. But CMS is proposing specific, actionable reforms here. The industry often defends its practices by pointing to the complexity of healthcare administration and the need for plans to manage costs. They might say that ensuring real-time provider directory accuracy is a monumental task given the constant changes in physician practice arrangements. However, these new rules directly challenge that by mandating more strong verification processes and imposing penalties for inaccuracies. This isn't just bureaucratic jargon; it's a direct attempt to fix a problem that causes real headaches and unexpected bills for older adults. The real fix is not letting the status quo persist. The move I'm looking at is checking my own Medicare Advantage plan's provider directory *before* my next appointment, and noting down the date I accessed it. If they've made it easier to find this information, that's a concrete win.

SHORT ANSWER
CMS aims to improve Medicare Advantage provider directory accuracy and PBM transparency for Contract Year 2028 to lower drug costs and prevent surprise billing for older adults.

The direct answer

CMS is proposing new rules for Medicare Advantage and Part D plans for Contract Year 2028, focusing on improving the accuracy of provider directories and increasing transparency from Pharmacy Benefit Managers (PBMs) [c2]. These changes are designed to help older adults avoid unexpected out-of-network costs and to reduce the overall cost of prescription drugs. The agency aims to ensure that the information beneficiaries find about where they can receive care is reliable, and that the complex system of drug pricing becomes more understandable and less costly [c3].

Provider Directory Accuracy: A Lifeline for Beneficiaries

One of the most significant proposed changes targets the accuracy of provider directories used by Medicare Advantage plans. Older adults often rely on these directories to find in-network physicians and facilities, only to discover upon arrival that the information is outdated. This can lead to unexpected out-of-network charges, undermining the predictability older adults expect from their health coverage [c4]. CMS is proposing to require plans to verify provider network information quarterly and to provide beneficiaries with easier ways to report inaccuracies. This move aims to ensure that when an older adult looks up a doctor or hospital, the information is current and reliable, preventing costly surprises [c2].

Cracking Down on PBMs for Drug Cost Transparency

Pharmacy Benefit Managers (PBMs) play a critical role in negotiating drug prices, but their opaque business models have long been a point of contention. The proposed rules seek to increase transparency by requiring PBMs to provide more information about their rebate negotiations and fees. This could help shed light on how prescription drug costs are determined and potentially lead to lower prices for beneficiaries [c3]. The goal is to ensure that savings achieved through PBM negotiations are passed on to consumers, rather than being absorbed by intermediaries. This initiative is a direct response to concerns that the current system allows for inflated drug prices [c5].

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The Shifting Landscape of Medicare Policy

The notion that Medicare policy is static or inherently too complex to offer tangible benefits is being challenged by CMS's proactive approach. By proposing these specific reforms for Contract Year 2028, the agency is demonstrating a commitment to directly improving the experience of older adults navigating Medicare Advantage and Part D plans [c2]. This isn't just about bureaucratic adjustments; it's about addressing real-world problems like surprise medical bills and high prescription costs. The focus on actionable changes, such as enhanced provider directory verification and PBM fee disclosures, signals a move towards greater accountability and consumer protection within these vital programs [c3, c5].

Common mistakes

PALMELLE'S VIEW
In our view, the CMS's proposed rules for Contract Year 2028 represent a significant step towards making Medicare Advantage and Part D plans more reliable and affordable for older adults [c2]. The focus on provider directory accuracy directly addresses a persistent frustration for beneficiaries who often find that listed doctors are no longer in-network or accepting new patients. Furthermore, the push for PBM transparency is important in tackling the opaque nature of prescription drug pricing, a major concern for many households

. While the industry may cite administrative challenges, these regulations signal a commitment to actionable reform rather than incremental adjustments.

BOTTOM LINE
Check your Medicare Advantage plan's provider directory before your next appointment and note the date you accessed it.
WHEN THIS CHANGES
These proposed rules are slated for Contract Year 2028. If finalized, they would represent a significant shift in how Medicare Advantage and Part D plans operate, particularly concerning the reliability of provider information and the transparency of prescription drug pricing. Older adults should monitor the finalization of these rules and be prepared for potential changes in their plan information and drug cost structures.

Frequently asked

When will these new Medicare Advantage and Part D rules take effect?

The proposed rules are for Contract Year 2028, meaning they would likely go into effect starting January 1, 2028, pending finalization.

How will improved provider directory accuracy help me?

Accurate directories mean you can more reliably find doctors and facilities that are in your plan's network, helping you avoid unexpected out-of-network costs for your care.

What does 'PBM transparency' mean for my prescription costs?

It means PBMs will have to disclose more about how they negotiate drug prices and their fees, which could lead to lower overall costs for the medications you need.

Sources

  1. X Post: Dr Boyce Watkins - Wealth is Power
  2. CMS Press Release: CMS Proposes 2028 Medicare Advantage and Part D Rule to Strengthen Provider Directories and Improve Health Equity
  3. Healthcare.gov Blog: CMS Announces Proposed Changes to Medicare Advantage and Part D Plans for Contract Year 2028
  4. Kaiser Health News: Medicare Advantage Plans Struggle With Provider Network Directory Accuracy
  5. PBS NewsHour: Pharmacy Benefit Managers Explained and Their Role in Drug Pricing
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