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New York Civil Court Evidence Rules: CPLR 3101(d) and Peer Review Reports
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New York Civil Court Evidence Rules: CPLR 3101(d) and Peer Review Reports

By Jason Tenenbaum 8 min read

Key Takeaway

Learn about NY civil court evidence rules including CPLR 3101(d) demands and peer review report foundations. Expert legal analysis from Long Island personal injury attorney.

Understanding Civil Court Evidence Rules in New York Personal Injury Cases

When it comes to no-fault insurance litigation and personal injury cases in New York, particularly on Long Island and throughout the NYC metropolitan area, understanding the nuances of civil court evidence rules can make the difference between a successful case and a dismissed claim. The IAV Med. Supply, Inc. v Progressive Ins. Co., 2010 NY Slip Op 50433(U)(Civ. Ct. Richmond Co. 2010) decision provides valuable insights into two critical aspects of New York civil procedure that every personal injury attorney and medical provider should understand.

The Case Background: A Well-Reasoned Decision from Civil Court Richmond

IAV Med. Supply, Inc. v Progressive Ins. Co., 2010 NY Slip Op 50433(U)(Civ. Ct. Richmond Co. 2010)

Here is a civil court decision from Judge Dollard in Civil Richmond, which is well written and correct in all respects on the law. First, she found that a 3101(d) demand, although tardy, was proper since plaintiff was not in any way prejudiced. Second, she found that a claims representative could not lay a foundation for entry into evidence of the report of a a non-testifying peer review doctor. Why someone would go down this road, especially with Pine Hollow being reversed, boggles my mind. Moreover, I also tend to think that the admission of a peer report into evidence is tantamount to improper bolstering, since the report memorializes what the doctor – or his substitute – will testify about. It is similar to a police officer telling a jury that the complainant identified the defendant, after the complainant herself identified the defendant to the jury. Those of you who have a criminal practice know that this is improper. People v Trowbridge, 305 NY 471 (1953).

As to whether the doctor, through his testimony satisfied his burden of persuasion, I have no idea; and for purposes of this discussion, it is irrelevant. What is relevant, however, is the path this court took to reach its decision. And this was “on the mark”.

Understanding CPLR 3101(d) Demands in New York Personal Injury Practice

The first significant ruling in this case dealt with a CPLR 3101(d) demand that was submitted in a tardy manner. For personal injury attorneys practicing in Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, and throughout the New York metropolitan area, understanding the timing and propriety of discovery demands is crucial to building a strong case.

CPLR 3101(d) governs the disclosure of expert witness information in New York civil litigation. When a party intends to call an expert witness at trial, they must provide certain information about that expert, including their qualifications, the subject matter of their expected testimony, and the substance of the facts and opinions about which the expert is expected to testify.

Judge Dollard’s ruling that the tardy 3101(d) demand was still proper because the plaintiff suffered no prejudice demonstrates the court’s balanced approach to procedural requirements. This principle is particularly relevant in no-fault insurance disputes and personal injury cases where medical experts play a crucial role in establishing causation, the extent of injuries, and the necessity of treatment.

The Evidentiary Problems with Peer Review Reports

The second major issue addressed in this decision involves the foundational requirements for introducing peer review reports into evidence. This is a recurring challenge in New York no-fault insurance litigation, where insurance companies routinely use peer review examinations to challenge the medical necessity of treatment provided to injured parties.

Judge Dollard correctly ruled that a claims representative cannot lay the proper foundation for entering a peer review report from a non-testifying doctor into evidence. This ruling aligns with fundamental principles of evidence law and the confrontation rights that are essential to fair litigation.

The Pine Hollow Precedent and Its Impact

The decision’s reference to “Pine Hollow being reversed” highlights the evolving nature of New York appellate law regarding peer review evidence. For practitioners handling no-fault insurance disputes across Long Island, Queens, Manhattan, Brooklyn, and the Bronx, staying current with these appellate developments is essential for effective advocacy.

The Problem of Improper Bolstering

One of the most insightful aspects of this analysis is the recognition that admitting peer review reports into evidence may constitute improper bolstering. When a peer review report essentially memorializes what a doctor will testify about, it can provide unfair emphasis to that testimony before the witness even takes the stand.

The analogy to criminal practice, specifically referencing People v Trowbridge, 305 NY 471 (1953), illustrates this point effectively. Just as it would be improper for a police officer to tell a jury that a complainant identified the defendant after the complainant has already made that identification, allowing a peer review report to preview a doctor’s testimony can create unfair prejudice.

Implications for Personal Injury Practice in New York

This decision has significant implications for personal injury attorneys and medical providers throughout the New York metropolitan area. Whether you’re handling cases in Nassau County Supreme Court, Suffolk County District Court, or the various civil courts throughout NYC, understanding these evidentiary principles can strengthen your litigation strategy.

For Plaintiffs’ Attorneys

When representing injured parties in no-fault insurance disputes or personal injury cases, this decision provides valuable ammunition for challenging improperly introduced peer review evidence. Ensuring that insurance companies comply with proper foundational requirements can help level the playing field in these often contentious matters.

For Defense Counsel

Insurance defense attorneys must ensure they have the proper foundation for introducing peer review reports. This typically means having the reviewing physician available to testify and establish the necessary foundation for their report’s admission into evidence.

Frequently Asked Questions About New York Evidence Rules

What is a CPLR 3101(d) demand?

A CPLR 3101(d) demand is a discovery request that requires disclosure of expert witness information, including the expert’s qualifications, the subject matter of their testimony, and the substance of their expected opinions.

Can a tardy expert witness disclosure be cured?

Yes, as this case demonstrates, a tardy CPLR 3101(d) demand may still be acceptable if the opposing party cannot demonstrate actual prejudice from the delay.

Who can lay the foundation for a peer review report?

Generally, only the physician who conducted the peer review can lay the proper foundation for admitting their report into evidence. Claims representatives typically lack the necessary expertise and personal knowledge.

What constitutes improper bolstering in evidence?

Improper bolstering occurs when evidence is introduced that essentially repeats or emphasizes testimony that will be or has been presented, without adding new substantive information, potentially creating unfair prejudice.

Choosing the Right Personal Injury Attorney

When you’re facing a personal injury case or no-fault insurance dispute in New York, whether in Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, or anywhere throughout Long Island and NYC, having an experienced attorney who understands these complex evidentiary issues is crucial to your success.

At the Law Office of Jason Tenenbaum, we have extensive experience handling personal injury cases, no-fault insurance disputes, and complex civil litigation throughout the New York metropolitan area. Our deep understanding of New York evidence law and civil procedure helps us build stronger cases for our clients and achieve better outcomes.

If you’ve been injured in an accident or are dealing with insurance company disputes over medical treatment, don’t navigate these complex legal waters alone. Contact us today at 516-750-0595 for a free consultation to discuss your case and learn how we can help protect your rights and pursue the compensation you deserve.


Legal Update (February 2026): Since this 2010 analysis of CPLR 3101(d) discovery demands and peer review report admissibility, New York courts have issued numerous decisions refining these evidentiary standards, particularly regarding foundation requirements for medical records and expert testimony in no-fault cases. The procedural landscape for discovery demands and the admissibility of peer review materials may have evolved through subsequent appellate decisions and rule amendments. Practitioners should verify current provisions of CPLR 3101(d) and recent case law regarding peer review report authentication before relying on the standards discussed in this older analysis.

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

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