Sun Life Insurance Company Denials Attorney

Need Help With A Sun Life Disability Claim?

Disability claims administered by Sun Life in the United States have been the subject of judicial review in cases where coverage turned on how policy language was interpreted and how medical evidence was evaluated. When these claims are challenged, courts examine whether Sun Life’s benefit determinations were supported by the administrative record and made in compliance with applicable legal standards.

Sun Life issues and administers group disability insurance policies to U.S. employees, many of which are governed by ERISA and detailed plan language, making the claims and appeals process a critical part of any disability claim.

Our attorneys at Eric Buchanan & Associates represent policyholders nationwide in disability insurance and ERISA claims involving Sun Life and have litigated cases in which courts reviewed Sun Life’s claim handling decisions and procedures.

Documented History of Sun life Claim Practices

  • Judicial decisions have examined whether Sun Life’s benefit determinations were supported by the administrative record under ERISA standards.
  • Appellate courts have addressed how Sun Life interpreted policy definitions of disability, including whether evidence of attempted work should negate disability status.
  • Courts have reviewed how Sun Life evaluated medical evidence when determining eligibility for benefits under group insurance plans.

Our Successful Cases Against Sun Life Insurance Company

Rainey v. Sun Life Assurance Company of Canada

In Rainey v. Sun Life Assurance Co. of Can., the U.S. District Court for the Middle District of Tennessee held an employer liable for a breach of fiduciary duty under ERISA § 502(a)(3) after it misclassified a part-time employee as full-time, leading her to enroll in and pay for life and accidental death coverage she was technically ineligible for. When the insurer refused to pay the full benefit following the employee’s death, the court rejected the employer’s defense that the misclassification was a mere clerical error, ruling instead that providing materially misleading information—even if unintentional—constituted a breach of fiduciary duty. Because the employee reasonably relied on the employer’s web portal and enrollment confirmations to her detriment, the court applied the equitable remedy of “surcharge” to make the estate whole, ordering the employer to pay the $784,000 difference between the actual policy limits and the coverage amount promised through the employer’s misrepresentations.

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Sun life Claim Practices and Legal History

Courts reviewing disability insurance claims involving Sun Life Assurance Company of Canada have examined how the insurer evaluated medical evidence, interpreted policy definitions of disability, and developed the administrative record when determining eligibility for benefits. Judicial decisions have focused on whether Sun Life’s benefit determinations were supported by substantial evidence and made in compliance with governing ERISA standards.

In these cases, courts have addressed how Sun Life weighed treating physician opinions, assessed vocational evidence, and explained the basis for denying or terminating benefits. Appellate decisions reflect close scrutiny of whether Sun Life engaged in a reasoned decision-making process or instead relied on selective evidence or conclusory explanations.

Courts have also examined Sun Life’s exercise of discretion in administering disability claims, particularly in ERISA-governed cases where judicial review may be limited to the evidence contained in the administrative record.

Why Sun Life’s Claim Practices Matter to Your Case

Disability insurers control the claims process, the medical evidence reviewed, and the standards applied when determining eligibility for benefits. Court decisions involving Sun Life demonstrate that judges closely examine whether benefit determinations were supported by substantial evidence and resulted from a deliberate, principled reasoning process.

In ERISA-governed cases, judicial review is often limited to the administrative record developed during the claims process. Courts do not retry the case. Instead, they evaluate whether Sun Life’s stated rationale for denying or terminating benefits is supported by the record as a whole and consistent with the governing policy language.

When benefits are denied or terminated, the way the administrative record is developed and the reasoning provided in the denial can directly affect the outcome.

Financial Pressure on Claim Decision Makers

Courts reviewing disability insurance claims have recognized that insurers often operate under structural incentives that can affect claim decision making, particularly where the insurer both evaluates claims and pays benefits. In cases involving Sun Life disability policies, courts have examined whether claim determinations reflected an independent evaluation of the evidence or were influenced by financial considerations inherent in the claims administration process.

These issues are especially significant in ERISA-governed disability claims, where insurers retain discretion over claims administration and courts may defer to benefit determinations unless they are shown to be unsupported by substantial evidence or the result of an unreasonable decision-making process.

Judicial decisions have focused on whether benefit determinations were supported by the administrative record and whether decision makers adequately addressed evidence favorable to the claimant. In this context, courts have scrutinized whether claim reviewers engaged in a balanced evaluation of medical and vocational evidence or relied on selective interpretations when denying or terminating benefits.

How We Approach Sun life Disability Claims

Disability claims administered by Sun Life Assurance Company of Canada require careful attention to policy language, medical evidence, and the procedural rules governing benefit determinations under ERISA and applicable insurance law. The outcome of a Sun Life disability claim often depends on how the record is developed and how the insurer applies the policy’s definition of disability.

Our approach begins with a detailed review of the Sun Life policy and any governing plan documents to identify the applicable standards and definitions. We then evaluate the medical and vocational evidence to determine whether Sun Life properly assessed the claimant’s functional limitations and occupational duties.

In ERISA-governed claims, the appeals process is often critical. Courts may limit their review to the evidence contained in the administrative record, making it essential to address gaps in the record, respond to adverse opinions, and ensure that favorable evidence is fully presented during the claim and appeal stages.

When Sun Life denies or terminates benefits, we analyze the stated reasons for the decision and assess whether they are supported by the record and consistent with governing legal standards. Our focus is on identifying errors in how the claim was evaluated and positioning the case for effective challenge when appropriate.


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Matt
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Overall, I have had a great experience with Eric Buchanan & Associates. They were successful in securing approvals for both my short-term and long-term disability claims. I am deeply grateful for their continued dedication and support.
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Jim Schwartz
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Kaci did a wonderful job defending me during my case !!!!!
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Shannon Morin
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Kaci Garrabrand and her team deserve all of the stars in the universe for the work they've done on my disability insurance claim case. Anytime I had a concern, question or wanted to check in multiple times a day on something, they were there for me. They should be commended for their responsiveness to my questions, for consistently giving me clear explanations of the process, and providing regular updates on case progress. Kaci successfully won back my disability benefits more than once, and secured my future benefits that were initially denied. She became one of the most influential people in my life. Kaci's legal success in turn gave me back my sense of security, pride, safety and peace of mind. Kaci's willingness to listen to my concerns, and tailor her approach to my specific situation show how her knowledge and experience in this particular legal area was a game changer for me. I couldn't be more grateful to Eric Buchanan & Associates.
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Don Risucci
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My experience with Buchanan & Associates was nothing but outstanding from the vey first phone call I made to discuss my case to the final outcome, which exceeded my expectations. In particular, my attorney Kaci Garrabrand, was extremely knowledgeable, experienced, skilled and compassionate. At every step in the process, her communication and advice were exceptional. She and her paralegal, Ren Orlic, were always accessible and responsive and handled every detail with care and professionalism. I always felt confident that I had a strong partner representing me and that a positive outcome would be achieved. I could not be happier with the experience I had with this firm and I highly recommend them to anyone dealing with employment and disability related issues. I am extremely grateful for their help
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mark lemons
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Eric Buchanan and Associates did a great job resolving my case.
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Yolanda King
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The Eric B and associates firm has been such a pleasure to work with. From the first time I called their office, I felt hopeful, at ease, but more importantly, I felt heard. They've exceeded all of my expectations while representing me on my Disability case. They were extremely passionate about my case and have treated me with respect, dignity, and compassion at all times. They were quick to answer any questions or concerns that I had about my case. They responded quickly to phone calls /emails. I couldn't have asked for a better team of attorneys. I would like to personally Thank Ms Kaci and her entire team for going above and beyond to ensure that my experience was nothing less than 5 star. They are extremely professional and knowledgeable. If you should ever have a need to hire a Disability attorney to handle your case, I highly recommend that you consider the team at Eric Buchanan and Associates. I'm certainly glad that I did.
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Raymond Jones
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Great experience working with these guys.
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Our Role As Advocates

The court decisions discussed on this page illustrate how judges evaluate disability claims administered by Sun Life, with close attention to policy language, the administrative record, and the reasoning underlying benefit determinations. These cases show that disability claims often turn on how evidence is developed, how occupational duties are defined, and how decision makers explain their conclusions.

At Eric Buchanan & Associates, we represent policyholders nationwide in disability insurance and ERISA claims involving Sun Life where coverage depends on how disability is defined and supported under the policy. Our experience includes litigating cases in which courts reviewed Sun Life’s claim handling practices and the sufficiency of the administrative record.

If your disability claim was denied or terminated under a Sun Life disability policy, we are prepared to help you evaluate your options, understand the issues raised by the insurer, and determine appropriate next steps.

Contact Us Today!

You don’t have to deal with the insurance company alone. If your claim was denied, delayed, or handled unfairly, our team is ready to review your case and help you understand your next steps.
Call: (877) 634-2506