Long Island medical malpractice, the facts behind the claims

New York leads the country in medical-malpractice payouts. According to the National Practitioner Data Bank, 14,359 closed claims have produced $6.298 billion in compensation statewide. The New York average settlement is approximately $446,000. Nearly double the national average of $242,000. NYC Health + Hospitals alone paid $51.5 million across resolved malpractice claims in fiscal year 2023, with 398 new claims filed that year.

Long Island is a major contributor to those numbers. The region's hospital network. Stony Brook, NYU Langone-Long Island (formerly Winthrop), Good Samaritan, Huntington, North Shore University, Mount Sinai South Nassau, Nassau University Medical Center, Mercy, Peconic Bay. Treats millions of patients annually. When care falls below the standard, the consequences can be catastrophic: missed strokes that paralyze, delayed cancer diagnoses that kill, birth injuries that redefine a family's entire future.

Recent Long Island med-mal verdicts that changed the math

  • $40 million verdict (Nassau County Supreme Court). Man suffered life-altering left-side paralysis after two Long Island hospitals failed to timely treat his stroke. The initial hospital missed the intervention window; Good Samaritan Hospital's neurosurgeon misread a CT Perfusion Scan, preventing mechanical thrombectomy.
  • $60 million verdict (Nassau County). Epidural-paralysis case.
  • $62 million verdict (Winthrop University Hospital, now NYU Langone-Long Island). Upheld on appeal.
  • $4 million settlement : failure to timely treat ischemic stroke with thrombolytic therapy; settled after an 11-day trial.

CPLR 214-a and the deadlines that control your case

  • CPLR 214-a. 2 years 6 months from the act, omission, or failure. Or from the end of continuous treatment for the same illness, injury, or condition.
  • Foreign-object exception. 1 year from discovery (or from when facts reasonably leading to discovery are known) under CPLR 214-a, applying only to the party who placed the object.
  • Failure to diagnose cancer. 2.5 years from when the patient knew or should have known of the negligence and injury, subject to an outer 7-year cap from the act itself.
  • Continuous treatment doctrine. The clock pauses during ongoing treatment for the same condition, giving the doctor an opportunity to correct. It restarts when treatment for that condition ends.
  • Infancy tolling (CPLR 208). For birth injuries and minors, the 2.5-year clock is tolled until age 18, subject to a 10-year outer cap for actions involving a medical-malpractice-related injury to the infant.
  • Wrongful death (EPTL 5-4.1). 2 years from the date of death for wrongful-death claims, even if the underlying med-mal claim is still within its own window.
  • GML 50-e. 90-day Notice of Claim for cases against a county, town, or municipal hospital.

The certificate of merit and why it matters

New York CPLR 3012-a requires that every medical-malpractice complaint filed in Nassau or Suffolk County be accompanied by a certificate of merit from the filing attorney, attesting that a licensed physician has reviewed the facts and concluded there is a reasonable basis for the action. This is not a formality. A defective certificate is a motion to dismiss waiting to happen. We retain consulting experts before we file, not after.

The four elements we prove

  1. Duty. A doctor-patient relationship existed.
  2. Breach. The provider departed from the accepted standard of care for their specialty in their community. Established by expert testimony.
  3. Causation. The departure caused the injury. The element that ends most mediocre med-mal cases. Proximate cause in medical cases requires proof that proper care would, to a reasonable degree of medical certainty, have prevented or materially reduced the injury.
  4. Damages. The injury produced medical expenses, lost earnings, pain and suffering, or other compensable harm.

Where Long Island medical malpractice cases are filed

Nassau County Supreme Court at 100 Supreme Court Drive, Mineola handles Nassau med-mal cases with unlimited civil jurisdiction. Suffolk County Supreme Court at 400 Carleton Avenue, Central Islip and 210 Center Drive, Riverhead handles Suffolk cases. Both courts follow the New Order to Show Cause Procedures that took effect 4/1/2025. Claims against NYC Health + Hospitals (including Queens Hospital, which treats some Nassau-adjacent patients) go to Queens or Bronx Supreme Court depending on venue selection. Claims against the State (SUNY Stony Brook University Hospital, for example, in some capacities) may be filed in the Court of Claims in Albany. Claims against federal facilities fall under the Federal Tort Claims Act.

Nursing-home and long-term-care claims: Public Health Law 2801-d

Nursing-home negligence claims on Long Island fall under Public Health Law 2801-d, which creates a private right of action for residents of residential health care facilities when their rights are violated. Pressure ulcers (stage III and IV), falls, wandering incidents, medication errors, dehydration, and malnutrition are the most common fact patterns. Damages include compensatory amounts plus, in some cases, attorneys' fees and punitive damages under 2801-d's statutory framework. The three-year statute of limitations under CPLR 214(2) applies, with Notice of Claim required if the facility is county-operated.

What to do if you suspect Long Island medical malpractice

  1. Get a complete copy of the medical records. You have a right to them under HIPAA. Request them in writing.
  2. Stop treating with the provider you suspect harmed you unless no alternative exists. Continued treatment can implicate the continuous-treatment doctrine in ways that cut both directions.
  3. Do not sign anything from a hospital risk-management office before consulting counsel.
  4. Contact a lawyer while the 2.5-year clock is running. Med-mal cases require expert review before filing. Cases with six months or less left on the clock are hard to take because the pre-suit investigation alone takes 8 to 12 weeks.

Related analysis from our team

References

National Practitioner Data Bank. Medical Malpractice Payment Reports.

https://www.npdb.hrsa.gov/analysistool/

New York City Comptroller. Annual Claims Report, FY 2023.

https://comptroller.nyc.gov/reports/annual-claims-report/

Finz & Finz, P.C. "$40 Million Medical Malpractice Verdict in Nassau County Stroke Case."

https://finzfirm.com/

New York Civil Practice Law and Rules §§ 208, 214(2), 214-a, 3012-a.

https://www.nysenate.gov/legislation/laws/CVP

New York General Municipal Law §§ 50-e, 50-i.

https://www.nysenate.gov/legislation/laws/GMU/50-E

New York Estates, Powers and Trusts Law § 5-4.1.

https://www.nysenate.gov/legislation/laws/EPT

New York Public Health Law § 2801-d.

https://www.nysenate.gov/legislation/laws/PBH/2801-D

New York State Unified Court System. Nassau and Suffolk County Supreme Court procedures.

https://ww2.nycourts.gov/

Frequently Asked Questions

What is the statute of limitations for medical malpractice on Long Island?

Two years and six months under CPLR 214-a, measured from the date of the negligent act, omission, or failure. Or from the end of continuous treatment for the same condition. There are two critical exceptions. Foreign objects left in the body: one year from when the object is discovered (or reasonably should have been). Failure to diagnose cancer or a malignant tumor: 2.5 years from when the patient knew or should have known of the negligence, subject to an outer 7-year cap. Missing these deadlines almost always ends the case.

Where are Long Island medical malpractice lawsuits filed?

Nassau County Supreme Court at 100 Supreme Court Drive, Mineola handles Nassau cases. Suffolk County Supreme Court at 400 Carleton Avenue in Central Islip and 210 Center Drive in Riverhead handles Suffolk cases. Both require monetary damages exceeding $25,000 and unlimited civil jurisdiction for serious claims. Filing requires a certificate of merit under CPLR 3012-a affirming that a licensed physician has reviewed the case and concluded it has merit. Appeals go to the Appellate Division, Second Department.

What has the defense learned from recent Long Island med-mal verdicts?

Long Island juries have returned some of the largest medical-malpractice verdicts in New York State history. A Nassau County jury awarded $40 million in a stroke-misdiagnosis case against Good Samaritan Hospital where two Long Island hospitals failed to timely treat an ischemic stroke (the second hospital's neurosurgeon misread a CT Perfusion Scan and prevented mechanical thrombectomy). A prior Nassau County epidural-paralysis case returned $60 million. A Winthrop University Hospital (now NYU Langone-Long Island) verdict reached $62 million and was upheld on appeal. The lesson: when liability is clear, Long Island juries do not cap damages out of sympathy for the defense.

What do I need to prove in a Long Island medical malpractice case?

Four elements. (1) A doctor-patient relationship existed. (2) The provider departed from the accepted standard of care for their specialty. (3) The departure caused an injury. The 'proximate cause' element that turns med-mal cases from arguments into lawsuits. (4) The injury produced damages. Expert testimony from a same-specialty physician is required on both standard of care and causation. Long Island cases typically involve 2 to 4 experts per side at trial.

What kinds of medical malpractice do Long Island firms handle?

Missed or delayed stroke diagnosis at emergency departments. Missed cancer diagnoses (breast, colon, lung, prostate). Birth injuries including HIE, Erb's palsy, and cerebral palsy from failure to perform timely C-section. Surgical errors and retained foreign objects. Anesthesia mistakes. Medication errors and dispensing errors. Failure to obtain informed consent. Nursing home negligence under Public Health Law 2801-d. Wrongful death from any of the above.

What are the largest Long Island hospitals where malpractice claims arise?

Stony Brook University Hospital, NYU Langone-Long Island (formerly Winthrop University Hospital), Good Samaritan Hospital in West Islip, Huntington Hospital, North Shore University Hospital in Manhasset, South Nassau (now Mount Sinai South Nassau) in Oceanside, Nassau University Medical Center in East Meadow, Mercy Medical Center in Rockville Centre, Peconic Bay Medical Center in Riverhead, and Eastern Long Island Hospital. Claims also arise from free-standing surgery centers, urgent-care facilities, and the hundreds of private and group medical practices across Nassau and Suffolk counties.

How much is a Long Island medical malpractice case worth?

New York has the highest medical malpractice payouts in the country : $6.298 billion across 14,359 closed claims per National Practitioner Data Bank figures. The New York average settlement is approximately $446,000 compared to a national average of $242,000. NYC Health + Hospitals alone paid $51.5 million across resolved malpractice claims in FY 2023. Individual Long Island verdicts have reached eight and nine figures in catastrophic injury and permanent disability cases. Value depends on the severity and permanency of injury, the patient's age and earning capacity, life-care costs, and the strength of causation evidence.

What if I was treated at a county hospital or public facility?

Claims against Nassau County, Suffolk County, or a municipal facility trigger a Notice of Claim requirement under General Municipal Law 50-e. Served within 90 days of the claim's accrual, which for med-mal is often the end of continuous treatment. The 90-day clock is strict. The lawsuit itself must commence within one year and 90 days. Claims against the State of New York go to the Court of Claims in Albany. Claims against federal facilities (Veterans Affairs hospitals, for example) fall under the Federal Tort Claims Act with a two-year administrative notice window.