To rank Portland misdiagnosis lawyers, this evidence-based 2026 list weighs practice focus and published results, while also considering reviews and experience.
Because it focuses on medical malpractice and publishes a misdiagnosed meningitis case, The Law Offices of Patrick L. Block, P.C. tops the list. Check its experience with your diagnosis before you call. Along with asking who'll answer your questions and how fees work, review Oregon's filing rules.
2.03 Google reviewsRated 2.0 out of 5 on Google from 3 reviews
Best for: Malpractice-focused representation
An infant's death after misdiagnosed meningitis is the subject of a case The Law Offices of Patrick L. Block, P.C. publishes, making it directly relevant to this list's claims. Medical malpractice and birth injury are the practice's main focus. Alongside published cases involving anesthesia errors and failures in postoperative care, Patrick L. Block's recognition includes Oregon Super Lawyers listings in 2014 and 2015.
Stood out in our review for how much of its work is medical malpractice and the recognition it has earned.
We order firms by how much of their work is medical malpractice, the results they publish, what their clients say, their experience, their standing with the regulator and the recognition they have earned, all from public records and the firms' own sites. How lists are made
5.0160 Google reviewsRated 5.0 out of 5 on Google from 160 reviews
Best for: Families seeking clear communication
When describing Eder Sturm Eder, clients repeatedly mention clear explanations and timely updates. As one reviewer put it, “I knew where we stood at every step through timely communication.” With 160 reviews behind its 5-star Google rating, those service accounts have a larger base than some firms on this list.
Stood out in our review for its years of experience and what its clients say.
We order firms by how much of their work is medical malpractice, the results they publish, what their clients say, their experience, their standing with the regulator and the recognition they have earned, all from public records and the firms' own sites. How lists are made
5.0163 Google reviewsRated 5.0 out of 5 on Google from 163 reviews
Best for: Clients wanting accessible communication
Since 1984, Law Offices of Jon Friedman has operated in Portland. Along with covering misdiagnosis, birth injury and wrongful death on the firm's site, Jon D. Friedman's practice includes medical malpractice. Accessible responses come up in clients' accounts.
Stood out in our review for its years of experience and what its clients say.
We order firms by how much of their work is medical malpractice, the results they publish, what their clients say, their experience, their standing with the regulator and the recognition they have earned, all from public records and the firms' own sites. How lists are made
Not sure who to call first?
Tell us what happened. A malpractice lawyer who serves Portland can look at it with you, and it costs nothing.
4.7615 Google reviewsRated 4.7 out of 5 on Google from 615 reviews
Best for: Diagnostic errors involving birth injuries
Morgan & Morgan's most concrete published result on this list is a $37.8 million jury award. In 2007, a Hillsborough County jury awarded that amount after doctors delayed a needed C-section, leaving Brendan Dixon with severe brain injury. The distinction matters: this was a birth-injury result outside Portland, not a local misdiagnosis recovery.
Stood out in our review for what its clients say and how much of its work is medical malpractice.
We order firms by how much of their work is medical malpractice, the results they publish, what their clients say, their experience, their standing with the regulator and the recognition they have earned, all from public records and the firms' own sites. How lists are made
4.9175 Google reviewsRated 4.9 out of 5 on Google from 175 reviews
Best for: Missed stroke and hospital claims
A failure-to-diagnose stroke case involving emergency room negligence appears among Johnston Law Firm, P.C.'s published cases. That's a relevant case to discuss if the ER didn't recognize your symptoms. Alongside a delayed hospital transfer that resulted in partial paralysis, published matters include a wrongful death jury verdict against The Portland Clinic and an anesthesiologist.
Stood out in our review for what its clients say and how much of its work is medical malpractice.
We order firms by how much of their work is medical malpractice, the results they publish, what their clients say, their experience, their standing with the regulator and the recognition they have earned, all from public records and the firms' own sites. How lists are made
When you tell the lawyer about the missed diagnosis, explain when you learned of the injury too. With those dates, they can assess Oregon's 2-year discovery deadline and 5-year outer limit. Give the patient's age right away if they're a child.
Records and medical assessment
Along with asking which charts and diagnostic reports the lawyer needs, ask whether medical opinions would help assess the claim. An affidavit of merit (a formal supporting statement) isn't required in Oregon. How the lawyer will evaluate the medical issues is still worth asking.
Decision and filing
Review the fee agreement if the firm accepts your claim. Before filing the complaint, the document that starts the lawsuit, ask the lawyer to explain how the discovery date and outer limit affect the decision to file.
Developing the claim
To address disputed medical facts, how will the lawyer gather more information? Once you know what you need to provide, agree on how you'll get updates. How long this stage takes isn't fixed.
Resolution discussions or trial
Settlement discussions or a trial may be part of your claim. Before agreeing to a proposed resolution, have the lawyer explain it, including costs. Although Oregon has no personal injury damages cap, non-economic damages in wrongful death claims remain capped at $500,000.
Malpractice claims in Portland: the rules that matter
The filing deadline in Oregon
The clock startsWhen you found out, or should have
Time to start a claim2 yearsMiss it and the claim is usually lost.
At the very most5 yearsafter the treatment, with a few exceptions
Limits on damages in Oregon
Pain and sufferingNo cap
All damages togetherNo overall cap
Expert paperworkNo affidavit of merit is required.
A written agreementThe share the lawyer takes, set out before work starts.
If you recover moneyThe agreed share and the case costs come out of it.
If the claim failsNo legal fee on a contingency agreement. Ask about costs.
Contingency fees are how Five listed firms say they work. If the claim fails, there's no legal fee; otherwise, the lawyer receives a share of any recovery. A free consultation is available from all. Separate case costs include records and medical opinions, along with court fees. Who advances those costs, and who ultimately pays them, isn't explained in the firms' listed terms. Get the fee share in writing before you sign. Along with asking whether expenses come out before or after the firm calculates that share, ask what you could owe if it later declines the case or there's no recovery.
According to All eight listed firms, the consultation is free. Contingency fees are also offered by Five.
What to bring to your first call
A symptom timeline in writing, with appointments and diagnoses included
When treatment happened and the date you learned of the injury
Which clinicians and hospitals were involved, by name
Any charts you have, plus diagnostic reports and test results
Any expense records you have, including your medical bills
Letters you've received from the insurer or hospital
How old the patient is, especially when you're calling about a child
How the delayed diagnosis affected the patient's care, in notes
Questions to ask a lawyer
1When handling claims, have you dealt with this condition or a similar delay in diagnosis?
2Before an attorney handles my file, who would review it?
3To evaluate my claim, what records or medical opinions would you need?
4Given these dates, how do Oregon's filing deadlines apply?
5How do you calculate your legal fee if there's a recovery?
6Who pays the case costs if there's no recovery?
7When I have questions, whom can I contact, and how will updates reach me?
8How soon will you decide whether to accept the case?
Choosing a misdiagnosis lawyer in Portland
Rather than starting with the firm's overall rating, start with your missed diagnosis. When handling similar delays, has the lawyer dealt with your condition? Alongside Johnston Law Firm, P.C.'s published missed-stroke case, The Law Offices of Patrick L. Block, P.C. publishes a case involving misdiagnosed meningitis. To open the conversation, use those case descriptions. What happens with your claim isn't something they can predict.
Make the consultation useful
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Explain what changed
When you write down the symptoms you reported and what the clinician told you, note when another provider identified the condition too. Settling the medical questions isn't something you have to do yourself. To assess the missed diagnosis and its effect on your care, which records does the lawyer need?
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Ask who will handle the file
Who would review your claim? Ask for that attorney's name. Along with finding out who answers routine questions and how you'll get updates, ask what happens when that person isn't available. Despite high overall ratings, several firms on this list have reviews that describe problems getting answers or updates.
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Separate fees from expenses
According to each listed firm, you can get a free consultation. Who pays for records or medical opinions is a separate question about later costs. Before proceeding, ask for written contingency terms explaining whether you could owe case costs even without a recovery.
Give published results a close look. While Morgan & Morgan's listed verdict concerns a delayed C-section in Hillsborough County, The Advocates' result doesn't name the type of injury claim. What did the lawyer actually handle, and where did the case happen? Although kindness and quick intake matter when you're assessing service, reviews about those things don't show what role the lawyer played in a case.
If someone promises a result, be wary. How much your claim might recover isn't established by a prior verdict.
If the fees still aren't clear or no one explains who pays expenses, pause.
Don't assume you can wait if intake drags on. How do the filing rules apply? Ask another Oregon lawyer.
Because Oregon limits how long the filing clock can pause for children, their claims need particular care. Ask about wrongful death filing rules and the damages cap, too, if your loved one died. It's general information here, rather than legal advice. To understand how those rules apply to your family, speak with an Oregon lawyer.
Questions people ask
How long do I have to file a misdiagnosis claim in Portland?
From when the injury was or reasonably should have been discovered, Oregon generally allows 2 years for you to file. After the treatment, omission or operation, a separate 5-year outer limit applies. Those dates may not be the same. When you speak with an Oregon lawyer, give the treatment date and when you learned of the injury, then ask how those rules apply.
What should I do before calling a lawyer?
When making a short timeline of symptoms and appointments, include when you finally received the diagnosis. Along with the clinicians' names, gather whatever records you have. If it needs more, the firm can tell you. Because every firm on this list offers a free consultation, you can ask about its review process and your filing deadline before deciding which one to choose.
What does a free consultation cover?
According to all listed firms, they offer a free consultation. How much review that includes isn't clear, nor is whether you'll get an attorney's assessment or speak with staff for initial intake. Make that distinction a question. Because the free conversation won't answer every question about the eventual fee agreement, find out whether you'd pay for a later records review.
Can I hire a Portland misdiagnosis lawyer on contingency?
Contingency fees are offered by Five firms. Alongside The Law Offices of Patrick L. Block, P.C., they include Morgan & Morgan, Johnston Law Firm, P.C., Moseley Collins Law and The Advocates. If the claim fails, there's no legal fee; if there's a recovery, the lawyer receives a share. Because case expenses are separate, ask what you'd pay and get those terms in writing.
Does Oregon require an affidavit of merit?
No. An affidavit of merit, a formal statement supporting a claim's medical basis, isn't required in Oregon. How the firm assesses your diagnosis is still something you'll need to ask. Along with asking which charts it wants, find out whether it will seek a medical opinion. Ask who would pay for that review before agreeing to representation.
Are the filing rules different for children?
While a patient is under 18, Oregon pauses the clock; that pause can't exceed 5 years or extend beyond 1 year after they turn 18. That doesn't remove the 5-year outer limit. If you're assuming a child has until adulthood, don't wait on that basis. When you give an Oregon lawyer the treatment dates, ask how these limits work together.
What if my loved one died after a missed diagnosis?
If you're considering a wrongful death claim, talk with an Oregon lawyer about its filing rules. Several listed firms handle wrongful death, and The Law Offices of Patrick L. Block, P.C. publishes a case involving an infant who died after misdiagnosed meningitis. For wrongful death claims, Oregon's cap on non-economic damages is $500,000. What does that limit mean for your family? Ask the lawyer.
How long will a misdiagnosis case take?
How long an Oregon misdiagnosis claim takes isn't reliably established. Although some Eder Sturm Eder reviewers describe cases that took a long time, their accounts can't predict how yours will go. Before the firm decides whether to accept your case, what needs to happen? Ask about that. Along with what could slow the claim, discuss how the lawyer will keep you updated.
Which firms publish results involving missed diagnoses?
Among Johnston Law Firm, P.C.'s published cases is a failure-to-diagnose stroke case involving emergency room negligence. A wrongful death case involving misdiagnosed meningitis appears among the cases The Law Offices of Patrick L. Block, P.C. publishes. You won't find an amount or date in either description. Because a published case can't predict yours, ask what happened medically and what role the attorney played.
Should I choose the firm with the highest Google rating?
To assess service, you can use reviews. Even with Moseley Collins Law's 5-star rating across 1,830 reviews, you'll need to ask about diagnostic-error experience because no published results are listed. Although The Law Offices of Patrick L. Block, P.C. focuses on malpractice, its review base is much smaller and less favorable. Every hiring question can't be answered by a rating or a prior case alone.
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