Wyoming medical malpractice law

In Wyoming, you generally have 2 years to file a medical malpractice claim from the date of the treatment. See damage caps and expert rules for 2026.

Sources checked November 4, 2026

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How a malpractice claim usually moves in Wyoming

1.Something went wrong
Write down dates and names while they're fresh.
2.Get your records
Ask for your full chart and test results.
3.Free case review
A lawyer looks at what happened, free.
4.Medical opinion
A doctor checks whether the care fell short.
5.Start the claim in time
Your lawyer starts the claim before the deadline.
6.Settlement or trial
Many claims settle. Some go to a judge or jury.

Your deadline: 2 years from the treatment

Wyoming rules at a glance

Work out your deadline

Filing deadline: 2 years from the treatment
Damage caps: No cap
Before you file: No notice or affidavit needed
Shared fault: Modified comparative (51% bar)

Full Wyoming law guidedeadlines, caps, children, experts and sources

Example: treatment and discovery six months ago

TreatmentMay 7, 2026
Likely deadlineMay 7, 2028

The filing deadline in Wyoming

The clock startsOn the day of the treatment
Time to start a claim2 yearsMiss it and the claim is usually lost.

Limits on damages in Wyoming

Pain and sufferingNo cap
All damages togetherNo overall cap

The rules in Wyoming

Filing deadline

2 years

Counted from the treatment. File within 2 years of the act, error or omission, or within 2 years of discovery if it was not reasonably discoverable or was not discovered despite due diligence. Discovery in the second year adds 6 months.

Wyo. Stat. § 1-3-107(a)(i), (iv)

Discovery rule

Applies

Yes, the plaintiff must show the error was not reasonably discoverable or not discovered despite due diligence.

Outer limit

None found

We found no statute of repose for Wyoming.

Damage caps

No cap. The Wyoming Constitution forbids limits on damages for injury or death (Wyo. Const. art. 10, § 4).

No damage caps in Wyoming medical malpractice cases.

Wyo. Const. art. 10, § 4

Children

Different clock

A child has until the eighth birthday or 2 years from the act, whichever is longer (or 2 years from discovery in the cases above).

Affidavit of merit

Not required

No affidavit of merit is required.

Notice before suing

Not required

No pre-suit requirement: Wyoming's medical review panel was repealed effective July 1, 2022.

Shared fault

Modified comparative (51% bar)

Modified comparative fault: barred above 50% of the fault

Experts

Expert evidence

The patient must prove the provider failed to follow the standard of care of providers performing similar services, or of a national board for a board-certified provider (Wyo. Stat. § 1-12-601).

Sources

Wyoming Statutes Title 1 (§ 1-3-107), Wyoming Legislature
Wyoming Medical Malpractice Laws and Statutory Rules, AllLaw (Nolo)
State Enactments of Selected Medical Liability Reforms (as of 8/27/2026), Medical Professional Liability Association
Contributory Negligence/Comparative Fault Laws in All 50 States (updated 6/10/2026), Matthiesen, Wickert & Lehrer, S.C.

Other states

Practice areas

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