How Long Do You Have to File a Medical Malpractice Lawsuit in New York?

Reviewed by Alexander Karasik, Esq., Personal Injury Attorney | 18+ Years Experience | Super Lawyers 2021-2024 | Last Updated: May 2026

In New York, you have 2 years and 6 months to file a medical malpractice lawsuit. This 30-month deadline typically starts from the date of the negligent act or from the last date of continuous treatment with the provider who committed the malpractice. Missing this deadline almost always means losing your right to sue, regardless of how strong your case is or how severe your injuries are.

Understanding when your deadline applies and whether any exceptions extend your time is critical. Many victims of medical negligence lose their right to compensation simply because they waited too long to take action.

New York’s 2.5 Year Statute of Limitations Explained

New York Civil Practice Law and Rules Section 214-a governs the statute of limitations for medical malpractice claims. The general rule gives you 30 months from the date of the malpractice to file your lawsuit. This applies to all medical malpractice claims against doctors, surgeons, nurses, hospitals, dentists, anesthesiologists, and other healthcare providers.

This deadline is shorter than the three-year statute of limitations for most other personal injury cases in New York. The legislature established this tighter window specifically for medical malpractice claims, which means victims must act more quickly than in other types of injury cases.

The 30-month clock is strict. Courts rarely grant extensions, and once the deadline passes, the defendant can have your case dismissed regardless of how clearly negligent they were.

When Does the Clock Start on Your Medical Malpractice Case?

Determining when your statute of limitations begins is often more complicated than it seems. Several rules affect the starting point.

Date of the Negligent Act

In most cases, the clock starts on the date the malpractice occurred. If a surgeon operated on the wrong body part on March 1, 2023, you would generally have until September 1, 2025 to file your lawsuit.

Continuous Treatment Doctrine

If you continued receiving treatment from the same provider who committed the malpractice, the clock may not start until that treatment ends. New York recognizes that patients should not have to sue their doctors while still under their care, and that ongoing treatment creates an opportunity for the provider to identify and correct their mistake.

For the continuous treatment doctrine to apply, the treatment must be for the same condition related to the malpractice. Simply continuing to see the same doctor for unrelated issues does not extend your deadline.

Why Identifying the Start Date Matters

The difference between when you think the clock started and when it actually started can determine whether you have a case at all. An experienced medical malpractice attorney can analyze your medical records and treatment history to determine your actual deadline.

Exceptions That May Extend the Filing Deadline

New York law provides several exceptions that can extend the 30-month deadline in specific circumstances.

Foreign Objects Left Inside the Body

If a surgeon left a foreign object inside your body, such as a surgical sponge, clamp, or other instrument, you have one year from the date you discovered the object or reasonably should have discovered it to file your claim. This exception exists because foreign objects may not cause symptoms for years after the surgery.

However, this exception does not apply to objects that were intentionally placed and not removed, such as certain implants or devices.

Cancer Misdiagnosis and Lavern’s Law

For cancer misdiagnosis cases, New York’s Lavern’s Law (effective 2018, codified at CPLR Section 214-a(g)) gives you 2 years and 6 months from the date you discovered or reasonably should have discovered the cancer, with an absolute cap of 7 years from the date of the negligent act. This exception applies only to negligent failure to diagnose cancer or a malignant tumor. It does not apply to other delayed-diagnosis claims.

If a Brooklyn doctor missed your cancer diagnosis in 2020 and you discovered the misdiagnosis in 2024, Lavern’s Law gives you until 2026 (2.5 years from discovery) to file, as long as you remain inside the 7-year window from the original negligence.

Cases Involving Minors

Children who are victims of medical malpractice have different rules. The statute of limitations does not begin to run until the child turns 18. However, New York law caps the total time at 10 years from the date of the malpractice.

This means if your newborn was injured during delivery, you have until the child turns 10 years old to file suit, not until they turn 20. For a child injured at age 12, the deadline would be their 20th birthday (18 plus 2.5 years, but not exceeding 10 years from the malpractice, whichever is sooner).

Parents should not wait to pursue claims on behalf of their children. Evidence becomes harder to obtain over time, witnesses become harder to locate, and memories fade.

Insanity Tolling

If a patient was legally insane at the time of the malpractice, New York law tolls (pauses) the statute of limitations during the period of incapacity. The tolling period is capped at 10 years total. Once the patient regains legal capacity, the standard 30-month deadline begins to run from that date. “Insanity” in this context is a strict legal standard, not a clinical one, and requires medical evidence that the patient could not understand their legal rights.

Fraudulent Concealment

If the healthcare provider actively concealed the malpractice from you, you may have additional time to file. However, this exception is difficult to prove and requires evidence that the provider took specific steps to hide their negligence.

What If You Did Not Discover the Malpractice Right Away?

Unlike some states, New York has a very limited discovery rule for medical malpractice cases. In most situations, the clock starts when the malpractice occurred, not when you discovered it.

For example, if a doctor misdiagnosed your cancer in 2022 and you did not learn about the misdiagnosis until 2025, you may already be outside the statute of limitations. The law generally does not extend your deadline simply because you did not know about the negligence.

The foreign object exception is the main situation where discovery extends the deadline. For misdiagnosis, delayed diagnosis, medication errors, and most other types of malpractice, the clock typically starts at the time of the negligent act.

This harsh rule is one reason why you should consult an attorney as soon as you suspect something went wrong with your medical care. Waiting to “be sure” can cost you your legal rights.

Medical Malpractice Deadlines for Children in New York

Birth injuries and childhood medical malpractice cases follow special rules that parents must understand.

The statute of limitations for a minor does not begin until the child turns 18. However, New York law imposes a maximum limit of 10 years from the date of the malpractice, regardless of the child’s age.

Birth Injury Cases

For injuries occurring during labor and delivery, parents have until the child’s 10th birthday to file a lawsuit. This is the 10-year cap in action. Waiting until the child turns 18 is too late.

Injuries to Older Children

For a child injured at age 15, the deadline would be calculated as follows: the child turns 18, then has 2.5 years, which would be age 20.5. Since this is less than 10 years from the malpractice (which would be age 25), the deadline is the child’s 20th birthday plus 6 months.

Why Parents Should Not Delay

Even though the law provides extra time for children’s claims, waiting creates significant problems. Medical records become harder to obtain after several years. Witnesses move away or forget important details. The standard of care that applied at the time of treatment becomes harder to establish as practices evolve.

If you believe your child was harmed by medical negligence, consult an attorney now rather than waiting years to take action.

Different Deadlines for Government Hospitals

Many hospitals in New York are owned by city, county, or state governments. If your malpractice occurred at a public hospital, different and much shorter deadlines apply.

New York City Health + Hospitals

For malpractice at NYC public hospitals like Bellevue, Kings County Hospital, or Elmhurst Hospital, you must file a Notice of Claim within just 90 days of the incident. You then have one year and 90 days from the date of the malpractice to file your lawsuit.

Other State and Municipal Hospitals

Similar shortened deadlines apply to hospitals operated by other government entities in New York. The specific deadline depends on which government entity operates the facility. If you are unsure whether a hospital is publicly operated, contact an attorney to find out.

New York State Hospitals (Court of Claims)

For malpractice at hospitals operated by the State of New York (such as SUNY hospitals or state psychiatric facilities), claims must be filed in the New York Court of Claims, not state Supreme Court. You must file a Notice of Intention to File a Claim within 90 days of the malpractice and the actual claim within 2 years from the date of the malpractice. Missing either deadline bars the claim.

Federal Hospitals (VA Hospitals, Military Hospitals)

For malpractice at federal facilities, you must file an administrative claim with the appropriate federal agency within two years of the malpractice under the Federal Tort Claims Act. The process is entirely different from filing in state court.

Missing these government deadlines is often fatal to your case. If you received care at any government-run facility, contact an attorney immediately to determine your specific deadline.

Time-Elapsed Scenarios: Can I Still Sue After X Years?

One of the most common questions our Brooklyn medical malpractice attorneys hear is whether a claim is still viable after a long delay. The short answer depends on the type of case and which exception, if any, applies.

Can I Sue After 5 Years?

For a standard adult medical malpractice case, no. The 30-month deadline expired 2.5 years before the 5-year mark. However, if your case involves a foreign object, cancer misdiagnosis under Lavern’s Law, an injury to a minor child, or fraudulent concealment by the provider, you may still have time. A Brooklyn medical malpractice attorney can review your facts to determine whether any exception applies.

Can I Sue After 10 Years?

Almost never for a standard claim. The only realistic paths are: a child injured during birth (until the child’s 10th birthday), a foreign object discovered within the past year, or a cancer misdiagnosis discovered within 2.5 years (subject to the 7-year Lavern’s Law cap). After 10 years, even most exceptions have expired.

Can I Sue After 20 Years?

Almost never. The only viable scenario is a person who was a minor at the time of the malpractice and is still within 2.5 years of turning 18 (so under age 20.5). The 10-year cap from the original negligence will already have expired in most birth injury cases. If you believe you have a 20-year-old claim, contact an attorney immediately to confirm whether any tolling provision applies before assuming the case is dead.

What Happens If You Miss the Filing Deadline?

If you miss the statute of limitations, the consequences are severe and usually permanent.

Your Case Will Be Dismissed

The defendant will file a motion to dismiss based on the expired statute of limitations. Courts grant these motions routinely. It does not matter how clear the negligence was, how serious your injuries are, or how sympathetic your situation is. The law bars your claim.

Very Limited Exceptions

Courts occasionally extend deadlines in extraordinary circumstances, such as when the defendant left the state and could not be served with the lawsuit, or when the plaintiff was in a coma. These exceptions are rare and difficult to establish.

Insurance Companies Know These Deadlines

Healthcare providers and their insurers track statute of limitations carefully. If you attempt to negotiate a settlement after the deadline has passed, they have no incentive to offer anything because they know you cannot sue them.

Why You Should Not Wait to Contact an Attorney

Even if you believe you have plenty of time remaining, there are important reasons to consult a medical malpractice attorney as soon as possible.

Evidence Disappears Over Time

Medical records are not kept forever. Hospitals may purge records after certain periods. Imaging studies may be overwritten. The longer you wait, the harder it becomes to gather the evidence needed to prove your case.

Witnesses Forget Details

Nurses, doctors, and other staff who witnessed what happened to you will have clearer memories closer to the event. Years later, they may not remember important details that could support your claim.

Building a Strong Case Takes Time

Medical malpractice cases require expert review before they can be filed. Your attorney needs time to obtain records, have them reviewed by qualified medical experts, and prepare the necessary documentation. Waiting until close to the deadline leaves insufficient time to build the strongest possible case.

Your Deadline May Be Shorter Than You Think

Because of the continuous treatment doctrine, discovery rules, and government hospital exceptions, your actual deadline may be different from what you expect. Only an attorney who reviews your specific situation can tell you exactly how much time you have.

Speak With a Brooklyn Medical Malpractice Lawyer Today

At Karasik Law Group, we understand the urgency of medical malpractice claims. Led by Alexander Karasik, Esq., our Brooklyn personal injury law firm has approximately 19 years of experience fighting for victims of medical negligence.

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We offer free consultations with Alexander Karasik, the founder of Karasik Law Group. During your consultation, we will review your situation, explain the deadlines that apply to your case, and advise you on your options.

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We work on contingency fees in medical malpractice actions. “Clients don’t pay anything unless and until there is recovery,” explains Alexander Karasik. We advance all costs of litigation, so there is no financial risk to you.

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If you cannot travel due to your injuries, we can meet you at your home or in the hospital. Your medical condition should not prevent you from learning about your legal rights.

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Frequently Asked Questions

Can I sue a doctor after 5 years in New York?

In most cases, no. The standard statute of limitations is 2.5 years from the malpractice or end of continuous treatment. However, exceptions for foreign objects, minors, or mental incapacity might apply in certain situations. An attorney can evaluate whether any exception extends your deadline.

Can I sue a doctor after 10 years in New York?

For most adult cases, no. Exceptions exist for foreign objects discovered within the past year, cancer misdiagnosis under Lavern’s Law (subject to a 7-year cap), or birth injury cases involving minors who are within 2.5 years of their 18th birthday and within 10 years of the original malpractice. A Brooklyn medical malpractice attorney can review your specific situation.

Can I sue a doctor after 20 years in New York?

Almost never. The only realistic scenario is a person who was injured as a minor and is still within 2.5 years of turning 18, but most birth injury cases hit the 10-year cap from the original negligence well before 20 years. Contact an attorney immediately to verify before assuming your case is closed.

Does the statute of limitations apply to hospitals too?

Yes, the same 2.5-year deadline applies to claims against hospitals. However, if the hospital is a government-run facility, much shorter deadlines apply. NYC public hospitals require a Notice of Claim within 90 days.

How long do I have to sue a hospital for wrongful death from medical malpractice?

You have 2 years from the date of death to file a wrongful death claim in New York. If the hospital is a NYC public hospital, you must also file a Notice of Claim within 90 days of the death and the lawsuit within 1 year and 90 days. State hospitals require filing in the Court of Claims with a 90-day Notice of Intention.

What if I was in a coma or mentally incapacitated?

New York law may toll (pause) the statute of limitations during periods of mental incapacity, but this extension is capped at 10 years. Once capacity is regained, the normal deadline begins to run.

How long does a medical malpractice case take once filed?

“A case can be resolved in months or 2 to 3 years depending on circumstances,” according to Alexander Karasik. Factors include the complexity of the medical issues, the number of defendants, and whether the case settles or goes to trial.

What is CPLR 214-a?

CPLR Section 214-a is the New York statute that sets the medical malpractice statute of limitations at 2 years and 6 months. The statute also contains the foreign object discovery exception (one year from discovery) and the Lavern’s Law cancer misdiagnosis discovery exception (added in 2018, capped at 7 years). The full statute is available on the New York Senate website.

Disclaimer: This article is for informational purposes only and does not constitute legal advice. Contact a licensed attorney in your jurisdiction for case-specific guidance.