Below, we’ll explain how stiff person syndrome can affect your ability to perform your job, what your insurer looks for when evaluating your claim, and the key steps you can take to strengthen your case.
Yes, you can qualify for long term disability benefits if stiff person syndrome prevents you from performing the material duties of your occupation. While the condition is rare, its symptoms can be severe, unpredictable, and progressively limiting, making it difficult to sustain consistent work activity.
Stiff person syndrome affects the central nervous system and disrupts normal muscle control. Over time, this can lead to a range of physical and functional limitations that interfere with both sedentary and physically demanding jobs.
Common symptoms and complications of stiff person syndrome include:
These symptoms often translate into real-world limitations that interfere directly with your ability to meet your job demands, including but not limited to:
To qualify for long term disability benefits, your insurer typically requires that these limitations prevent you from performing the material duties of your occupation as defined in your policy. This is not just about having a diagnosis, but about clearly demonstrating how your symptoms affect your functional capacity on a consistent basis.
Whether or not you qualify will depend on the terms of your policy, the severity and frequency of your symptoms, and the strength of your evidence.
To prove that stiff person syndrome prevents you from working, your insurer requires more than a diagnosis. Your insurer will look for clear, consistent medical and vocational evidence demonstrating how your symptoms translate into functional limitations that keep you from performing your job on a full-time basis.
Because stiff person syndrome is rare and symptoms can fluctuate, strong documentation is essential to demonstrate both severity and consistency over time.
Key evidence to support your stiff person syndrome long term disability claim can include:
Your insurer will evaluate whether you can reliably perform the material duties of your occupation. This includes not only whether you can perform tasks occasionally, but whether you can do so consistently, safely, and on a full-time schedule.
By combining objective medical findings with functional assessments and real-world observations, you create a more holistic picture of how stiff person syndrome limits your ability to work.
Your treatment records should consistently document the core symptoms of stiff person syndrome, including muscle stiffness, painful spasms, impaired mobility, and sensitivity to triggers. Just as important, your doctors must clearly explain how these symptoms translate into real-world work limitations, such as difficulty sitting, standing, walking, concentrating, or maintaining a predictable schedule.
Specialist involvement can be especially important in these claims. Neurologists and other providers familiar with stiff person syndrome are often better positioned to explain your condition’s severity, progression, and functional impact. Their expertise can carry more weight with your insurer, particularly when addressing uncommon symptoms, diagnostic testing, and the unpredictable nature of flare-ups.
In addition to treatment notes, your doctors are often asked to complete forms or provide written statements about your condition. These may include Attending Physician Statements or more detailed narrative reports. These documents should do more than list symptoms. They should clearly outline your functional restrictions, explain why those limitations prevent you from performing your job duties, and address whether you can sustain full-time work on a reliable basis.
Consistency across your medical records is critical. If your notes suggest mild or stable symptoms while your claim asserts severe limitations, your insurer may question your credibility. Regular visits, accurate reporting of symptoms, and thorough documentation help ensure that your medical evidence aligns with the reality of your condition.
Ultimately, your treating doctors help bridge the gap between your stiff person syndrome symptoms and proving that it is disabling under your policy.
Yes, you can still qualify for long term disability benefits even if you experience periods of symptom improvement. Many conditions, including stiff person syndrome, are not perfectly consistent. Instead, they often involve fluctuations, where symptoms temporarily improve and then worsen again.
Your insurer does not just look at whether you have “good days.” The key question is whether you can perform the material duties of your occupation on a reliable and sustained basis, typically full-time.
With stiff person syndrome, even periods of improvement may not restore your ability to work consistently. You may continue to experience issues such as:
Your insurer will often focus on isolated notes in your medical records that suggest improvement. For example, if an office visit note states you are “doing better,” it may be used to argue that you can return to work. However, these snapshots do not always reflect your overall level of functioning.
That is why it is important for your medical records to clearly document the full picture, including the frequency of flare-ups, the unpredictability of symptoms, and whether you can sustain work activity over time.
Ultimately, qualifying for benefits depends on whether you can work consistently, safely, and reliably, not whether you occasionally experience temporary improvement.
Long term disability claims for stiff person syndrome are often denied not because the condition is not serious, but because it can be difficult to clearly demonstrate how the symptoms prevent you from working under your policy’s definition of disability. Your insurer will closely scrutinize both the medical evidence and how well it connects to your functional limitations.
Several common issues can lead to a denial:
At its core, many denials come down to a gap between having a serious medical condition and proving, with clear and consistent evidence, that stiff person syndrome prevents you from working in a reliable, full-time capacity.
If your long term disability claim is denied, you typically have the right to appeal the denial. During an appeal, you can submit additional medical evidence, clarify inconsistencies, and address the specific reasons your insurer gave for the denial. This may include updated physician statements, additional testing, Functional Capacity Evaluations, or further documentation of how your symptoms impact your ability to work. Your insurer will then conduct a new review of your claim based on the expanded record.
Because this is often your best opportunity to strengthen your case, it is important to ensure that all evidence clearly and thoroughly demonstrates that your stiff person syndrome prevents you from performing your occupation on a consistent, full-time basis.
A long term disability attorney can be essential to proving your long term disability claim, from the moment your symptoms begin to interfere with work through potential litigation. With a complex and often misunderstood condition like stiff person syndrome, having legal guidance can significantly improve your chances of success.
A long term disability attorney can help at every stage of your claim:
At each stage, the goal is the same: to clearly demonstrate that your stiff person syndrome results in functional limitations that prevent you from performing your occupation on a reliable, sustained basis.
Below is an example of a real-life client with stiff person syndrome that Riemer Hess helped to secure long term disability benefits.
Riemer Hess stepped in early to help Anna transition out of work in a way that protected her claim. Our legal team coordinated her medical leave, compiled comprehensive medical records, assisted with all claim paperwork, and communicated directly with both her employer and her insurer to gather necessary information.
Initially, the insurer indicated that Anna’s claim would be referred for a nurse clinical review. In response, Riemer Hess proactively strengthened the record by obtaining detailed statements from her treating physicians, securing additional testing, and clearly documenting her functional limitations. As a result, the insurer determined that a nurse review was no longer necessary because the evidence already supported her restrictions and inability to work.
Anna’s claim was approved not only through the initial own occupation period, but also seamlessly through the change in definition to any occupation, without interruption. Relieved and grateful for the outcome, Anna chose to continue working with Riemer Hess to protect her ongoing benefits.
At Riemer Hess, we’ve spent over 30 years helping professionals and executives navigate every stage of the long term disability claims process, from filing initial applications to handling appeals and litigating complex ERISA cases in federal court. We understand the tactics insurers commonly use to deny benefits and the strategies that lead to successful claim outcomes.
If you’re looking to file a long term disability insurance claim, appeal a wrongful claim denial, protect your ongoing benefits, or litigate your insurer, Riemer Hess can help. Contact us today at (212) 297-0700 or click the button below for a consultation on your disability case.