The Insurance Denial Crisis: When Getting Medical Care Becomes a Financial Battle
Having health insurance does not always mean your treatment will be covered. For millions of Americans, a denied claim can bring unexpected bills, delayed care and difficult choices about their health.
A recent Commonwealth Fund survey found that one in five privately insured adults reported a denial of coverage for doctor-recommended care. The findings highlight how insurance disputes can affect patients’ health, finances and confidence in the healthcare system.
When Insurance Doesn’t Mean Protection
For many Americans, health insurance is supposed to provide reassurance during illness. Yet that reassurance can disappear when a recommended test, procedure or treatment is denied coverage.
A report published by the Commonwealth Fund in June 2026 highlights the scale of this problem. Based on its 2025 Affordability Survey, researchers found that 21% of privately insured adults aged 19–64 said they or a family member had experienced an insurance denial for doctor-recommended care during the previous year. The analysis included 4,589 privately insured respondents. <Cite refs={[“turn769465search0″,”turn769465search1”]}/>
Behind that figure are patients trying to understand complicated letters, contact insurance representatives and decide whether they can afford care while a dispute remains unresolved.
The issue is about more than paperwork. When people cannot obtain recommended care promptly, their health may suffer—and the financial consequences can follow them long after the original appointment.
Two Types of Denials, One Difficult Problem
Insurance denials generally fall into two categories.
Prior authorization denials occur when an insurer refuses to approve a service before it is provided. A doctor may recommend a scan, specialist treatment or procedure, but the insurer may require additional documentation or decide the service does not meet its coverage criteria.
Claim denials occur after care has been delivered. Patients may then discover that their insurer will not pay some or all of the submitted claim.
The Commonwealth Fund survey found that 13% of respondents reported a prior authorization denial and 8% reported a claim denial. These categories describe different experiences and should not be confused with the percentage of all medical claims denied. <Cite refs={[“turn769465search1”]}/>
Some denials arise from coverage exclusions, out-of-network care, administrative mistakes or missing referrals. Others involve disagreements over whether a treatment meets a plan’s medical-necessity requirements.
Whatever the reason, patients can find themselves caught between a healthcare professional’s recommendation and an insurer’s coverage decision.
The Health Consequences of Delayed Care
A denial can create uncertainty at exactly the moment a patient needs clarity.
In the Commonwealth Fund report, 41% of people who experienced a prior authorization denial said it delayed their medical care. More than one-quarter reported that their health problem worsened because of the denial, while 63% said the experience caused worry or anxiety. <Cite refs={[“turn769465search1”]}/>
These findings do not mean every insurance denial leads to harm. They do show that delays can have consequences beyond the immediate financial dispute.
A patient who postpones a diagnostic test may wait longer for an explanation of troubling symptoms. Someone needing physical therapy after surgery may face uncertainty about how to continue recovery. Others may decide against a follow-up visit because they fear another unexpected bill.
Over time, these experiences can undermine trust. Patients may begin to question whether seeking care is worth the financial risk, even when they know medical attention could help.
How Denials Can Turn Into Medical Debt
The financial impact can be equally serious.
Among respondents who experienced a post-care claim denial, 43% said the denial resulted in medical debt that they were still paying off. The report also found that many affected households faced bills of $1,000 or more. <Cite refs={[“turn769465search1″,”turn769465search4”]}/>
For families already managing rent, food, utilities and other expenses, an unexpected medical bill can destabilize an otherwise careful budget.
Medical debt may also affect future decisions. Someone who has struggled to pay for one appointment may hesitate before scheduling another. This creates a troubling cycle: a coverage dispute adds financial pressure, financial pressure encourages people to delay care, and delayed care may leave health concerns unresolved.
Insurance coverage remains important, but these findings illustrate why having a policy does not always guarantee that healthcare will feel affordable or accessible.
Why Many Patients Don’t Appeal
Patients have options to challenge certain insurance decisions, but the process can be difficult to navigate.
The Commonwealth Fund found that only about half of people who experienced a denial appealed it. Some were unsure whether they had the right to challenge the decision, while others did not know whom to contact or believed an appeal would make little difference. <Cite refs={[“turn769465search4″,”turn769465search24”]}/>
That uncertainty matters because an initial denial is not always the final decision. In the report, some people who appealed prior authorization denials eventually obtained approval for the recommended care or an alternative treatment. Others did not succeed, and the process could take weeks.
Appeals are therefore not a guaranteed solution. However, understanding the reason for a denial and the available review process may help patients make more informed decisions.
What Patients Can Do When a Bill or Denial Arrives
A confusing insurance letter or unexpectedly large bill can feel overwhelming. A few practical steps may help clarify the situation.
Read the denial notice carefully. Look for the stated reason, appeal deadline and instructions for requesting a review.
Contact the insurer and healthcare provider. Ask whether documentation is missing, whether the claim contains an error, or whether the provider can submit additional information.
Compare the bill with your Explanation of Benefits. An Explanation of Benefits, or EOB, describes how the insurer processed a claim. It is not necessarily a bill. Comparing the documents can help identify discrepancies that need clarification.
Ask about financial assistance. Hospitals and clinics may offer payment plans or financial assistance, depending on their policies and a patient’s circumstances.
Some surprise medical bills are also covered by federal protections under the No Surprises Act. These protections apply to many emergency services and certain out-of-network services connected with care at in-network facilities, although they do not cover every billing dispute. Patients can review the official guidance from the Centers for Medicare & Medicaid Services. <Cite refs={[“turn769465search2″,”turn769465search5”]}/>
Patients should not assume that every denied charge is invalid, but neither should they assume that every bill is correct. When the amount is substantial, seeking help from the provider’s billing office or a qualified patient advocate may be worthwhile.
A Healthcare System Under Pressure
Insurance coverage denials sit within a wider debate about healthcare affordability, administrative complexity and accountability. Insurers need processes for evaluating coverage, while patients and clinicians need decisions that are timely, understandable and consistent with plan rules.
The challenge is finding a balance that protects patients without ignoring legitimate coverage requirements.
Clearer explanations, simpler appeals, faster decisions and better communication among insurers, providers and patients could reduce some of the uncertainty surrounding medical care. Policymakers and healthcare organizations also face questions about how to make costs more transparent and financial assistance easier to understand.
Healthcare should help people address illness—not leave them wondering whether they can afford the next step.
The Commonwealth Fund findings show that insurance denials can bring more than frustration. For some patients, they mean delayed treatment, worsening health concerns, anxiety and debt that persists for years.
A denial does not always mean a patient has no options, and an appeal cannot guarantee approval. But people deserve clear explanations of coverage decisions and accessible ways to challenge errors.
Ultimately, the measure of a healthcare system is not simply how many people hold insurance cards. It is whether they can obtain appropriate care when they need it without facing avoidable uncertainty or financial hardship.