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Concerns about the use of a first-party no-fault IME to support a third-party defendant's summary judgment motion
collateral estoppel

Concerns about the use of a first-party no-fault IME to support a third-party defendant's summary judgment motion

By Jason Tenenbaum 8 min read

Key Takeaway

Understanding how no-fault IME findings affect third-party personal injury lawsuits in NY. Expert legal analysis from Long Island attorneys. Call 516-750-0595.

This article is part of our ongoing collateral estoppel coverage, with 202 published articles analyzing collateral estoppel issues across New York State. Attorney Jason Tenenbaum brings 24+ years of hands-on experience to this analysis, drawing from his work on more than 1,000 appeals, over 100,000 no-fault cases, and recovery of over $100 million for clients throughout Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, and the Bronx. For personalized legal advice about how these principles apply to your specific situation, contact our Long Island office at (516) 750-0595 for a free consultation.

Understanding IME Usage in New York Personal Injury Law

Independent Medical Examinations (IMEs) play a crucial role in both no-fault insurance disputes and third-party personal injury lawsuits in New York. For accident victims and personal injury attorneys in Long Island and New York City, understanding the appropriate use of IME findings across different legal contexts is essential for protecting rights and building strong cases. The intersection between no-fault insurance proceedings and third-party lawsuits creates complex legal issues that can significantly impact case outcomes.

The Rowe v. Wahnow Dissent: Justice McKeon’s Concerns

In the dissenting opinion of Rowe v Wahnow, 2009 NY Slip Op 29475 (App. Term 1st Dept. 2009), Justice McKeon discusses why he believes it is inappropriate for a defendant in a third-party lawsuit to solely rely on a no-fault IME of a plaintiff, to defeat said plaintiff’s serious injury claim (Ins Law 5102). He gives a few reasons why the use of a no-fault IME on its own in non-suiting a 5102(d) Plaintiff is inappropriate.

  • A no-fault IME is non-adversarial, whereas an IME in the context of a lawsuit is adversarial;
  • The IME in a first-party no-fault case is geared towards future medical treatment and compensability of wages, whereas an IME as a discovery device that is utilized during a lawsuit is solely to determine whether the Claimant breached sthe serious injury threshold;
  • The third-party defendant gets numerous bites at the apple since the insurance carrier in the first-party case can demand IME’s as often as the carrier may require.

While Justice McKeon’s opinion raises laudable goals, he fails to address the fact that the Appellate Divisions have already held that there are tremendous collateral estoppel consequences that emanate from a Claimant’s (or his or her assignee) unsuccessful pursuit to obtain contested first-party benefits. As regular readers are aware, a finding of lack of causal relation in the no-fault context will spell the end of the Claimant’s third-party lawsuit (Lobel v. Allstate, 269 AD2d at 502 ). A finding that future services lack medical reasonableness will under many circumstances impair, if not knock out, the significant limitation and permanent consequential categories of the 5102(d) categories, leaving many times the 90/180 category as the only viable method to breach the serious injury threshold. (c. f., Barnet v. Ives, 265 AD2d 865 ).

Writing on a clean slate, Justice McKeon’s argument has merit. He raises many points that should not be taken lightly. But, the law as it has developed renders his opinion nothing more than a good article for a law journal or law review. I earnestly wonder, however, if the purposes of his dissent was to attempt to force the bar to contemplate the interrelation between no-fault actions and personal injury actions.

The Complex Landscape of New York Personal Injury Law

For accident victims throughout Nassau County, Suffolk County, Brooklyn, Queens, Manhattan, and the Bronx, the relationship between no-fault insurance proceedings and third-party lawsuits creates a complicated legal landscape that requires careful navigation. Understanding how findings in one proceeding can impact another is crucial for protecting legal rights and maximizing recovery opportunities.

The Purpose and Nature of No-Fault IMEs

No-fault IMEs serve a specific purpose within New York’s insurance framework. They are designed to help insurance carriers determine the ongoing medical necessity of treatment and the extent to which injuries prevent claimants from working. These examinations focus primarily on current treatment needs and future care requirements, with an emphasis on returning injured parties to productive activity as quickly as possible.

The non-adversarial nature of no-fault IMEs reflects the underlying philosophy of the no-fault system: prompt payment of legitimate expenses without the need for lengthy litigation over fault determination. Insurance carriers request these examinations as part of their ongoing obligation to monitor claims and ensure that benefits are being used appropriately.

Third-Party Lawsuit IMEs: A Different Beast Entirely

In contrast, IMEs conducted in the context of third-party personal injury lawsuits serve an entirely different purpose. These examinations are specifically designed to address the serious injury threshold requirements under Insurance Law Section 5102(d), focusing on whether the plaintiff’s injuries meet the statutory criteria for maintaining a lawsuit against the at-fault party.

The adversarial nature of third-party lawsuit IMEs means that both parties have an opportunity to present evidence, cross-examine witnesses, and challenge findings. This procedural framework ensures that IME results are subject to appropriate scrutiny before being used to make determinations that could bar a plaintiff’s right to recover damages.

Justice McKeon’s Three Key Concerns

Justice McKeon’s dissenting opinion identifies three fundamental problems with allowing defendants to rely solely on no-fault IME findings to defeat serious injury claims in third-party lawsuits.

1. The Adversarial Process Problem

The first concern relates to the fundamental difference in how no-fault and third-party lawsuit IMEs are conducted. In no-fault proceedings, the examination process is typically streamlined and non-adversarial, with limited opportunity for the claimant to challenge findings or present alternative medical evidence. This approach serves the no-fault system’s goal of prompt resolution but may not provide sufficient procedural protections for determinations that could affect third-party lawsuit rights.

Third-party lawsuit IMEs, by contrast, are conducted within a more robust procedural framework that allows for meaningful adversarial testing of medical opinions. Plaintiffs have opportunities to cross-examine examining physicians, present competing medical evidence, and challenge the methodology and conclusions of defense IMEs.

2. Different Purposes, Different Standards

The second concern addresses the different purposes served by no-fault and third-party lawsuit IMEs. No-fault examinations focus on treatment necessity and work capacity, while third-party lawsuit IMEs specifically address the serious injury threshold requirements. These different purposes may require different analytical frameworks and may not produce results that are directly transferable between proceedings.

This distinction becomes particularly important when considering the specific elements of the serious injury test, which requires detailed analysis of functional limitations, duration of disability, and the relationship between injuries and claimed impairments. No-fault IMEs may not address these specific requirements with the depth and focus necessary for third-party lawsuit determinations.

3. Multiple Bites at the Apple

The third concern relates to the potential for unfairness when defendants can benefit from multiple IME opportunities without corresponding procedural protections for plaintiffs. In no-fault proceedings, insurance carriers can request IMEs as often as they deem necessary, potentially creating opportunities for “shopping” for favorable opinions.

If these multiple examinations can then be used to support summary judgment motions in third-party lawsuits, defendants may gain an unfair advantage that undermines the adversarial balance intended in personal injury litigation.

The Collateral Estoppel Reality

Despite the merit of Justice McKeon’s concerns, the legal reality in New York is that collateral estoppel principles create significant consequences for findings made in no-fault proceedings. This established legal doctrine means that certain determinations made in no-fault cases can have binding effects on subsequent third-party lawsuits.

Causal Relation Findings

When no-fault proceedings result in findings that injuries lack a causal relationship to the underlying accident, these determinations can effectively end third-party lawsuits. The Lobel v. Allstate decision established this principle, recognizing that causation determinations made in no-fault contexts can have preclusive effects in subsequent personal injury litigation.

For plaintiffs and their attorneys, this reality means that no-fault proceedings cannot be treated as preliminary skirmishes with no lasting consequences. The stakes in no-fault litigation may be just as high as in third-party lawsuits, requiring careful attention to medical evidence and expert testimony from the outset.

Medical Necessity and Serious Injury Thresholds

Similarly, findings that treatment lacks medical necessity can significantly impact serious injury claims by undermining evidence of significant limitation and permanent consequential injury categories. When no-fault proceedings result in determinations that ongoing treatment is unnecessary, these findings can be used to argue that injuries are not severe enough to meet the serious injury threshold.

This connection between medical necessity and serious injury determinations means that the 90/180 day category may become the only viable avenue for maintaining third-party lawsuits in cases where treatment necessity has been successfully challenged in no-fault proceedings.

Strategic Implications for Personal Injury Practice

For personal injury attorneys serving Long Island and New York City, understanding the interrelationship between no-fault and third-party proceedings is crucial for developing effective litigation strategies.

Early Attention to No-Fault Proceedings

Given the potential for collateral estoppel effects, attorneys cannot afford to treat no-fault proceedings as secondary concerns. Early attention to medical evidence, expert witness development, and procedural compliance in no-fault cases may be just as important as third-party lawsuit preparation.

This means maintaining detailed medical records, obtaining favorable expert opinions early in the treatment process, and carefully documenting the relationship between injuries and functional limitations throughout the no-fault claim period.

Coordinated Defense Strategies

The potential for IME findings to cross over between proceedings also requires coordinated defense strategies that address both no-fault and third-party lawsuit exposure. Attorneys should consider how positions taken in no-fault proceedings might affect third-party lawsuit viability and plan accordingly.

This coordination may involve challenging IME findings in no-fault proceedings even when the immediate stakes appear lower, recognizing that these determinations could later impact third-party lawsuit success.

Settlement Considerations

The interconnected nature of no-fault and third-party proceedings also impacts settlement negotiations. Adverse findings in no-fault cases may significantly reduce third-party lawsuit values, while favorable no-fault outcomes can strengthen settlement positions in personal injury negotiations.

The Broader Policy Questions

Justice McKeon’s dissent raises important policy questions about the appropriate relationship between no-fault insurance proceedings and third-party personal injury lawsuits in New York.

Procedural Fairness vs. Efficiency

The tension between Justice McKeon’s concerns and existing collateral estoppel doctrine reflects broader questions about balancing procedural fairness with system efficiency. While no-fault proceedings are designed to be streamlined and efficient, their impact on third-party lawsuit rights may require additional procedural protections.

Future legal developments might address this tension by creating specific procedural requirements for IMEs that could affect third-party lawsuit rights, or by limiting the types of findings that can have collateral estoppel effects across different proceedings.

The Role of Expert Medical Opinion

The dispute also highlights broader questions about the appropriate role of expert medical opinion in legal proceedings. Should medical examinations serve primarily administrative functions, or should they be subject to more rigorous adversarial testing when their findings could affect fundamental legal rights?

These questions become particularly important as medical evidence plays an increasingly central role in personal injury litigation, with IME findings often determining case outcomes regardless of other evidence.

Practical Guidance for Accident Victims

For accident victims navigating the complex relationship between no-fault and third-party proceedings, several practical considerations can help protect legal rights.

Take No-Fault IMEs Seriously

Given the potential for collateral estoppel effects, accident victims should approach no-fault IMEs with the same seriousness they would bring to third-party lawsuit examinations. This means being truthful and complete in describing symptoms and limitations while ensuring that examining physicians have access to comprehensive medical records.

Preparation for no-fault IMEs should include reviewing medical records, understanding current symptoms and limitations, and being prepared to explain how injuries continue to affect daily activities and work capacity.

Maintain Detailed Records

Comprehensive record-keeping becomes even more important when findings in one proceeding can affect another. Accident victims should maintain detailed records of symptoms, treatment, functional limitations, and the impact of injuries on daily life throughout both no-fault and third-party proceedings.

These records can provide important evidence for challenging adverse IME findings or supporting arguments that different proceedings require different analytical approaches.

Work with Experienced Counsel

The complexity of coordinating no-fault and third-party strategies requires working with attorneys who understand both areas of law and their interconnections. Experienced counsel can help identify potential issues early and develop strategies that protect rights in both proceedings.

Frequently Asked Questions

Can a no-fault IME finding automatically defeat my personal injury lawsuit?

While no-fault IME findings cannot automatically defeat personal injury lawsuits, they can have significant impact through collateral estoppel principles. Adverse findings regarding causation or medical necessity in no-fault proceedings may be used to support summary judgment motions in third-party lawsuits, particularly if the findings were made after appropriate procedural proceedings.

Should I challenge unfavorable no-fault IME findings even if my immediate no-fault benefits aren’t at stake?

Yes, you should consider challenging unfavorable no-fault IME findings even when immediate benefits aren’t at stake, because these findings could later impact your third-party lawsuit rights. Early challenges may prevent adverse determinations from having collateral estoppel effects in subsequent proceedings.

How can I protect myself during a no-fault IME?

Protect yourself by being truthful and complete in describing your symptoms and limitations, bringing comprehensive medical records to the examination, and ensuring that your attorney is aware of the examination and its potential implications for your third-party lawsuit.

What’s the difference between Justice McKeon’s position and current law?

Justice McKeon’s dissenting position argues that no-fault IME findings should not be used to defeat third-party lawsuits due to procedural and substantive differences between the proceedings. However, current New York law allows such use through collateral estoppel principles when appropriate procedural requirements are met.

Could the law change to adopt Justice McKeon’s approach?

While legal change is always possible through judicial development or legislative action, current trends support the continued use of collateral estoppel principles across no-fault and third-party proceedings. Any change would likely require significant legal or legislative development addressing the policy balance between efficiency and fairness.

Justice McKeon’s dissent may represent an early voice in broader discussions about the appropriate relationship between no-fault and third-party proceedings in New York personal injury law.

Judicial Refinement

Future court decisions may refine the application of collateral estoppel principles across different proceedings, potentially creating more specific requirements for IME procedures when findings could affect third-party lawsuit rights. Courts might also develop clearer standards for determining when findings in one proceeding are sufficiently related to issues in another proceeding to justify preclusive effects.

Legislative Considerations

Legislative bodies might also consider whether current law appropriately balances the efficiency goals of no-fault insurance with fairness concerns in third-party litigation. Potential reforms could include specific procedural requirements for IMEs that could affect third-party lawsuit rights or limitations on the types of findings that can have collateral estoppel effects.

Conclusion: Navigating an Imperfect System

The tension between Justice McKeon’s concerns and current collateral estoppel doctrine reflects broader challenges in coordinating New York’s no-fault insurance system with traditional personal injury litigation. While Justice McKeon’s arguments have theoretical merit, the practical reality is that no-fault proceedings can have significant consequences for third-party lawsuit rights.

For accident victims and personal injury attorneys in Long Island and New York City, understanding this reality is essential for developing effective legal strategies. The interconnected nature of these proceedings requires careful attention to both immediate no-fault issues and longer-term third-party lawsuit implications.

While the current system may not be perfect, it represents the law as it has developed through years of appellate court decisions. Practitioners must work within this framework while remaining alert to potential changes that might address some of the procedural fairness concerns raised by Justice McKeon’s dissent.

As this area of law continues to evolve, the intersection between no-fault insurance and third-party personal injury litigation will remain a crucial consideration for anyone involved in New York accident cases. Success in this complex legal landscape requires understanding both the technical requirements of each proceeding and their strategic interconnections.

If you’re dealing with both no-fault insurance issues and a potential personal injury lawsuit following an accident in Long Island or New York City, it’s essential to work with experienced counsel who understands these complex interactions and can help protect your rights in both proceedings.

For expert guidance on coordinating your no-fault and personal injury claims, call 516-750-0595 to speak with an experienced attorney who can help you navigate these challenging legal waters and maximize your recovery opportunities while protecting your rights in both types of proceedings.


Legal Update (February 2026): Since this 2009 post, New York Insurance Law Section 5102 and related no-fault regulations have undergone several amendments, particularly regarding IME procedures, scheduling, and the interaction between first-party and third-party proceedings. Additionally, appellate decisions have further developed the jurisprudence around collateral estoppel and res judicata principles in the context of IME findings across different legal proceedings. Practitioners should verify current statutory provisions and recent case law developments when addressing IME usage in both no-fault and third-party litigation contexts.

Legal Context

Why This Matters for Your Case

New York law is among the most complex and nuanced in the country, with distinct procedural rules, substantive doctrines, and court systems that differ significantly from other jurisdictions. The Civil Practice Law and Rules (CPLR) governs every stage of civil litigation, from service of process through trial and appeal. The Appellate Division, Appellate Term, and Court of Appeals create a rich and ever-evolving body of case law that practitioners must follow.

Attorney Jason Tenenbaum has practiced across these areas for over 24 years, writing more than 1,000 appellate briefs and publishing over 2,353 legal articles that attorneys and clients rely on for guidance. The analysis in this article reflects real courtroom experience — from motion practice in Civil Court and Supreme Court to oral arguments before the Appellate Division — and a deep understanding of how New York courts actually apply the law in practice.

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Attorney Jason Tenenbaum

About the Author

Jason Tenenbaum, Esq.

Jason Tenenbaum is the founding attorney of the Law Office of Jason Tenenbaum, P.C., headquartered at 326 Walt Whitman Road, Suite C, Huntington Station, New York 11746. With over 24 years of experience since founding the firm in 2002, Jason has written more than 1,000 appeals, handled over 100,000 no-fault insurance cases, and recovered over $100 million for clients across Long Island, Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, the Bronx, and Staten Island. He is one of the few attorneys in the state who both writes his own appellate briefs and tries his own cases.

Jason is admitted to practice in New York, New Jersey, Florida, Texas, Georgia, and Michigan state courts, as well as multiple federal courts. His 2,353+ published legal articles analyzing New York case law, procedural developments, and litigation strategy make him one of the most prolific legal commentators in the state. He earned his Juris Doctor from Syracuse University College of Law.

24+ years in practice 1,000+ appeals written 100K+ no-fault cases $100M+ recovered

Disclaimer: This article is published by the Law Office of Jason Tenenbaum, P.C. for informational and educational purposes only. It does not constitute legal advice, and no attorney-client relationship is formed by reading this content. The legal principles discussed may not apply to your specific situation, and the law may have changed since this article was last updated.

New York law varies by jurisdiction — court decisions in one Appellate Division department may not be followed in another, and local court rules in Nassau County Supreme Court differ from those in Suffolk County Supreme Court, Kings County Civil Court, or Queens County Supreme Court. The Appellate Division, Second Department (which covers Long Island, Brooklyn, Queens, and Staten Island) and the Appellate Term (which hears appeals from lower courts) each have distinct procedural requirements and precedents that affect litigation strategy.

If you need legal help with a collateral estoppel matter, contact our office at (516) 750-0595 for a free consultation. We serve clients throughout Long Island (Huntington, Babylon, Islip, Brookhaven, Smithtown, Riverhead, Southampton, East Hampton), Nassau County (Hempstead, Garden City, Mineola, Great Neck, Manhasset, Freeport, Long Beach, Rockville Centre, Valley Stream, Westbury, Hicksville, Massapequa), Suffolk County (Hauppauge, Deer Park, Bay Shore, Central Islip, Patchogue, Brentwood), Queens, Brooklyn, Manhattan, the Bronx, Staten Island, and Westchester County. Prior results do not guarantee a similar outcome.

Jason Tenenbaum, Personal Injury Attorney serving Long Island, Nassau County and Suffolk County

About the Author

Jason Tenenbaum

Jason Tenenbaum is a personal injury attorney serving Long Island, Nassau & Suffolk Counties, and New York City. Admitted to practice in NY, NJ, FL, TX, GA, MI, and Federal courts, Jason is one of the few attorneys who writes his own appeals and tries his own cases. Since 2002, he has authored over 2,353 articles on no-fault insurance law, personal injury, and employment law — a resource other attorneys rely on to stay current on New York appellate decisions.

Education
Syracuse University College of Law
Experience
24+ Years
Articles
2,353+ Published
Licensed In
7 States + Federal

Legal Resources

Understanding New York collateral estoppel Law

New York has a unique legal landscape that affects how collateral estoppel cases are litigated and resolved. The state's court system includes the Civil Court (for claims up to $25,000), the Supreme Court (the primary trial court for unlimited jurisdiction), the Appellate Term (which hears appeals from lower courts), the Appellate Division (divided into four Departments, with the Second Department covering Long Island, Brooklyn, Queens, Staten Island, and several upstate counties), and the Court of Appeals (the state's highest court). Each court has its own procedural requirements, local rules, and case-assignment practices that can significantly impact the outcome of your case.

For collateral estoppel matters on Long Island, cases are typically filed in Nassau County Supreme Court (at the courthouse in Mineola) or Suffolk County Supreme Court (in Riverhead). No-fault arbitrations are heard through the American Arbitration Association, which assigns arbitrators throughout the metropolitan area. Workers' compensation claims go to the Workers' Compensation Board, with hearings at district offices across the state. Understanding which forum is appropriate for your case — and the specific procedural rules that apply — is essential for a successful outcome.

The procedural landscape in New York also includes important timing requirements that can affect your case. Most civil actions are subject to statutes of limitations ranging from one year (for intentional torts and claims against municipalities) to six years (for contract actions). Personal injury cases generally have a three-year deadline under CPLR 214(5), while medical malpractice claims must be filed within two and a half years under CPLR 214-a. No-fault insurance claims have their own regulatory deadlines, including 30-day filing requirements for applications and 45-day deadlines for provider claims. Understanding and complying with these deadlines is critical — missing a filing deadline can permanently bar your claim, regardless of how strong your case may be on the merits.

Attorney Jason Tenenbaum regularly practices in all of these venues. His office at 326 Walt Whitman Road, Suite C, Huntington Station, NY 11746, is centrally located on Long Island, providing convenient access to courts and offices throughout Nassau County, Suffolk County, and New York City. Whether you need representation in a no-fault arbitration, a personal injury trial, an employment discrimination hearing, or an appeal to the Appellate Division, the Law Office of Jason Tenenbaum, P.C. brings $24+ years of real courtroom experience to your case. If you have questions about the legal issues discussed in this article, call (516) 750-0595 for a free, no-obligation consultation.

New York's substantive law also presents distinct challenges. In motor vehicle cases, the no-fault system under Insurance Law Article 51 provides first-party benefits regardless of fault, but limits the right to sue for non-economic damages unless the plaintiff establishes a "serious injury" under one of nine statutory categories. This threshold — codified at Insurance Law Section 5102(d) — requires medical evidence showing more than a minor or subjective injury, and courts have developed detailed standards for each category. Fractures must be documented through imaging studies. Claims of permanent consequential limitation or significant limitation of use require quantified range-of-motion testing with comparison to norms. The 90/180-day category demands proof that the plaintiff was unable to perform substantially all of their usual daily activities for at least 90 of the 180 days following the accident.

In employment discrimination cases, the legal standards vary depending on whether the claim arises under state or local law. The New York State Human Rights Law employs a burden-shifting framework: the plaintiff must first establish a prima facie case by showing membership in a protected class, qualification for the position, an adverse employment action, and circumstances giving rise to an inference of discrimination. The burden then shifts to the employer to articulate a legitimate, non-discriminatory reason for its decision. If the employer meets this burden, the plaintiff must demonstrate that the stated reason is pretextual. The New York City Human Rights Law, by contrast, applies a broader standard, asking whether the plaintiff was treated less well than other employees because of a protected characteristic.

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