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Substantiation of diminishment of ROM
Medical Necessity

Substantiation of diminishment of ROM

By Jason Tenenbaum 8 min read

Key Takeaway

Learn how medical professionals must document and explain changes in patient conditions to prove serious injury claims in New York no-fault cases.

This article is part of our ongoing medical necessity coverage, with 170 published articles analyzing medical necessity 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 Medical Documentation Requirements in Serious Injury Claims

In New York’s no-fault insurance system, proving a serious injury requires more than just showing that a patient’s condition has worsened over time. Medical professionals must provide clear, consistent documentation that explains any changes in a patient’s condition. This becomes particularly challenging when dealing with conditions that naturally fluctuate, as the courts require objective evidence while also demanding explanations for any inconsistencies in medical findings.

The case of Rose v Tall illustrates a common dilemma in New York no-fault insurance law: how to balance the need for objective medical evidence with the reality that many injuries improve or worsen over time. Understanding this balance is crucial for both medical providers seeking to establish medical necessity and patients pursuing serious injury claims.

New York law imposes dual requirements on medical experts testifying about range of motion (ROM) limitations. First, experts must provide objective measurements demonstrating restricted movement. Second, when measurements change between examinations, experts must explain those variations. This requirement stems from the principle that unexplained inconsistencies render medical opinions speculative and insufficient to raise triable issues of fact. The challenge lies in reconciling these requirements with the medical reality that injuries naturally evolve during treatment and recovery.

Case Background

In Rose v Tall, the plaintiff pursued a serious injury claim following a motor vehicle accident. To establish serious injury under Insurance Law § 5102(d), the plaintiff submitted expert medical evidence from a neurologist who had examined the patient on multiple occasions. The initial examination showed normal to near-normal range of motion in most planes of movement. However, a subsequent examination revealed additional deficits that the initial examination had not documented.

The defendant moved for summary judgment, arguing that the plaintiff failed to establish a serious injury as a matter of law. The central issue became whether the neurologist’s conflicting findings—showing improvement in some areas while simultaneously documenting new limitations—could support a serious injury claim when the expert failed to explain why the patient’s condition appeared to change between examinations.

Jason Tenenbaum’s Analysis

Rose v Tall, 2017 NY Slip Op 02947 (1st Dept. 2017)

“However, his report is insufficient to raise a triable issue of fact because, on his initial examination, he found normal to near-normal range of motion, which did not qualify as a serious injury (see Eisenberg v Guzman, 101 AD3d 505 ). Furthermore, on a more recent examination, that neurologist found a deficit in one plane and normal to near-normal range of motion in all other planes, and failed to explain the inconsistencies between his earlier findings of almost full range of motion and his present findings of additional deficits, rendering his opinion speculative (see Santos v Perez, 107 AD3d 572, 574 ; see Colon v Torres, 106 AD3d 458 ). Plaintiff’s showing of relatively minor limitations was insufficient to sustain a serious injury claim”

How does one reconcile (1) Need for objective evidence to prove medical necessity of services; (2) A patients conditions waves and wanes; and (3) There is need to explain inconsistencies between patients initial and subsequent conditions.

The First Department’s decision in Rose v Tall establishes important precedent regarding the evidentiary requirements for serious injury claims. The court’s reasoning builds upon cases like Santos v Perez and Colon v Torres, which have consistently held that medical experts must provide rationale explanations for changes in patient conditions over time. This requirement serves several purposes in serious injury litigation.

First, it prevents plaintiffs from manufacturing serious injuries by obtaining sequential examinations until one finally shows sufficient limitations. Without the requirement to explain inconsistencies, experts could selectively rely on favorable findings while ignoring contradictory earlier measurements. Second, it ensures that medical opinions rest on sound clinical reasoning rather than advocacy. An expert who cannot explain why a patient’s ROM decreased between examinations suggests the later findings may result from measurement error, patient effort, or other non-injury factors.

The decision also reinforces that initial findings carry significant weight in serious injury determinations. When an expert’s first examination shows normal or near-normal ROM, subsequent findings of limitations face heightened scrutiny. This principle protects defendants against claims where injuries allegedly worsen over time without medical explanation, a pattern that could suggest something other than accident-related injury.

Practical Implications

For plaintiffs and their medical experts, Rose v Tall mandates meticulous documentation practices. Treating physicians should note in contemporaneous records any factors that might explain why ROM measurements vary between visits—factors such as patient compliance with therapy, acute flare-ups of symptoms, or progression of degenerative conditions. When experts conduct multiple examinations showing different findings, their reports must address these differences explicitly.

Plaintiff’s counsel should anticipate the need for expert testimony explaining ROM variations. This may require deposing treating physicians to develop the record about clinical course and treatment response. Simply submitting multiple examination reports showing inconsistent findings invites summary judgment dismissal. The expert must proactively address inconsistencies in the written report or affidavit, not wait for deposition to explain away conflicting measurements.

For defense practitioners, Rose v Tall provides a roadmap for challenging serious injury claims. When plaintiff’s expert reports show improving or fluctuating ROM measurements, defense counsel should highlight these inconsistencies in summary judgment motions. The absence of explanation for these variations becomes a fatal defect in plaintiff’s proof, rendering the expert opinion speculative as a matter of law.

The decision also counsels careful timing of defense medical examinations. Conducting IMEs at different intervals after the accident may reveal the natural history of plaintiff’s condition and document whether limitations persist or resolve over time. Multiple examinations showing progressive improvement can powerfully support summary judgment, especially when plaintiff’s experts cannot explain their contrary findings.

Key Takeaway

Medical professionals must provide detailed explanations when documenting changes in patient conditions over time. While conditions naturally fluctuate, unexplained inconsistencies between initial and subsequent examinations can render medical opinions speculative and insufficient for establishing serious injury claims. Clear documentation and proper foundation are essential for successful outcomes.

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.

About This Topic

Medical Necessity Disputes in No-Fault Insurance

Medical necessity is the most common basis for no-fault claim denials in New York. Insurers hire peer reviewers to opine that treatment was not medically necessary, shifting the burden to providers and claimants to demonstrate otherwise. The legal standards for establishing and rebutting medical necessity — including the sufficiency of peer review reports, the qualifications of reviewing physicians, and the evidentiary burdens at arbitration and trial — are the subject of extensive case law. These articles provide detailed analysis of medical necessity litigation strategies and court decisions.

170 published articles in Medical Necessity

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Common Questions

Frequently Asked Questions

What is a medical necessity denial in no-fault insurance?

A medical necessity denial occurs when the insurer's peer reviewer determines that treatment was not medically necessary based on a review of the patient's medical records. The peer reviewer writes a report explaining why the treatment does not meet the standard of medical necessity. To challenge this denial, the provider or claimant must present medical evidence — typically an affirmation from the treating physician — explaining why the treatment was necessary and rebutting the peer review findings.

How do you challenge a peer review denial?

To overcome a peer review denial, you typically need an affirmation or affidavit from the treating physician that specifically addresses and rebuts the peer reviewer's findings. The treating physician must explain the medical rationale for the treatment, reference the patient's clinical findings, and demonstrate why the peer reviewer's conclusions were incorrect. Generic or conclusory statements are insufficient — the response must be detailed and fact-specific.

What criteria determine medical necessity for no-fault treatment in New York?

Medical necessity is evaluated based on whether the treatment is appropriate for the patient's diagnosed condition, consistent with accepted medical standards, and not primarily for the convenience of the patient or provider. Peer reviewers assess factors including clinical findings, diagnostic test results, treatment plan consistency with the diagnosis, and whether the patient is showing functional improvement. Treatment that is excessive, experimental, or unsupported by objective findings may be deemed not medically necessary.

Can an insurer cut off no-fault benefits based on one IME?

Yes, an insurer can discontinue benefits after a single IME doctor concludes that further treatment is not medically necessary or that the claimant has reached maximum medical improvement. However, the IME report must be sufficiently detailed and the denial must be issued within 30 days under 11 NYCRR §65-3.8(c). The treating physician can submit a rebuttal affirmation explaining why continued treatment is necessary, forming the basis for challenging the cut-off at arbitration.

What is a peer review in no-fault insurance?

A peer review is a paper-based evaluation where a licensed medical professional reviews the patient's records and renders an opinion on whether the billed treatment was medically necessary. Unlike an IME, the peer reviewer does not examine the patient. The peer review report must be detailed, address the specific treatment at issue, and explain the medical rationale for the opinion. Generic or boilerplate peer reviews that fail to address the patient's individual clinical presentation may be found insufficient.

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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 medical necessity 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.

Filed under: Medical Necessity
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 Medical Necessity Law

New York has a unique legal landscape that affects how medical necessity 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 medical necessity 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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