Brain Injury Attorney Fees

Brain injury lawyers work on contingency — commonly 33% if the claim settles before a lawsuit is filed and around 40% once it is in litigation — with nothing paid up front and no fee if the case fails. On the results these cases produce, that fee typically works out between $20,000 and $500,000, with about $115,000 near the middle. The TBI itself is a damages category rather than a claim of its own, and it is what makes the case expensive to prove: the neurologist, neuropsychologist, life care planner, and economist a serious claim needs commonly run $50,000 to $150,000 in case costs, all advanced by the firm.

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Key takeaways

Brain injury claims run on contingency: nothing up front, commonly 33% before suit and around 40% once in litigation, and no fee if there is no recovery. Case costs are separate and heavy — $50,000 to $150,000 in a serious claim — advanced by the firm and repaid from the settlement. On these results the attorney fee typically works out between $20,000 and $500,000, with about $115,000 near the middle.

Mild TBI and concussion cases are contested hardest, because a normal CT or MRI does not rule out injury and proof runs through neuropsychological testing rather than a scan. The largest number in a serious case is the life care plan, so an early offer usually leaves the future-care component behind, and health-insurer, Medicare and Medicaid liens come out of the recovery at the end — left unnegotiated they can consume a large part of it.

Average fees for brain injury lawyers in the US

A brain injury lawyer fee is what an attorney charges to pursue compensation for a traumatic brain injury caused by someone else’s negligence — almost always a contingency fee of about 33% to 40% of the recovery, with nothing paid up front and no fee unless the case succeeds.

The figures below are the attorney-fee amounts a successful brain injury case typically generates, not an out-of-pocket cost — that is $0 unless there is a recovery. They run from about $20,000 on a resolved concussion claim to $500,000 or more on a catastrophic case with a lifetime of care to fund, with roughly $115,000 near the middle, and individual cases fall outside the range in both directions. Because fault rules, damage caps, and the no-fault thresholds that decide whether a crash victim can sue at all differ by state, enter your ZIP for localized context.

33–40%
Typical contingency fee
$0
Upfront cost to client
$50k–$150k
Typical case costs, serious TBI
No win, no fee
Paid only if you recover

The contingency percentage is commonly 33% before a lawsuit is filed and around 40% once the case is in litigation, so ask where the step-up falls and whether the fee is calculated before or after case costs are repaid. Case costs are unusually heavy here — $50,000 to $150,000 is ordinary in a serious TBI claim — and are advanced by the firm rather than billed to you as the case runs. If the underlying claim is medical malpractice, your state may cap or slide the percentage, and if there is no recovery you generally owe no attorney fee.

Brain injury lawyer fees by state

The national benchmarks above, adjusted by each state's cost-of-living index (100 = U.S. average). Open a state for its full fee breakdown across every case type.

State Index Low Average High
Alabama 88 $17,600 $101,100 $439,500
Alaska 127 $25,300 $145,600 $633,000
Arizona 108 $21,700 $124,650 $542,000
Arkansas 89 $17,800 $102,350 $445,000
California 139 $27,700 $159,300 $692,500
Colorado 106 $21,100 $121,450 $528,000
Connecticut 113 $22,600 $130,050 $565,500
Delaware 101 $20,200 $116,250 $505,500
District of Columbia 147 $29,350 $168,800 $734,000
Florida 103 $20,550 $118,200 $514,000
Georgia 91 $18,150 $104,400 $454,000
Hawaii 186 $37,200 $213,900 $930,000
Idaho 98 $19,600 $112,800 $490,500
Illinois 92 $18,300 $105,350 $458,000
Indiana 91 $18,200 $104,650 $455,000
Iowa 90 $18,000 $103,400 $449,500
Kansas 87 $17,300 $99,500 $432,500
Kentucky 93 $18,600 $106,950 $465,000
Louisiana 91 $18,200 $104,650 $455,000
Maine 112 $22,300 $128,250 $557,500
Maryland 117 $23,300 $134,000 $582,500
Massachusetts 148 $29,700 $170,650 $742,000
Michigan 91 $18,100 $104,200 $453,000
Minnesota 94 $18,800 $108,200 $470,500
Mississippi 85 $17,050 $98,100 $426,500
Missouri 89 $17,700 $101,900 $443,000
Montana 103 $20,600 $118,350 $514,500
Nebraska 91 $18,150 $104,400 $454,000
Nevada 101 $20,250 $116,500 $506,500
New Hampshire 114 $22,800 $131,200 $570,500
New Jersey 114 $22,800 $131,000 $569,500
New Mexico 94 $18,800 $108,000 $469,500
New York 125 $25,000 $143,850 $625,500
North Carolina 96 $19,150 $110,050 $478,500
North Dakota 95 $18,900 $108,800 $473,000
Ohio 94 $18,800 $108,100 $470,000
Oklahoma 86 $17,150 $98,650 $429,000
Oregon 114 $22,700 $130,650 $568,000
Pennsylvania 102 $20,350 $116,950 $508,500
Rhode Island 111 $22,150 $127,300 $553,500
South Carolina 95 $19,050 $109,600 $476,500
South Dakota 93 $18,550 $106,600 $463,500
Tennessee 90 $18,000 $103,400 $449,500
Texas 93 $18,500 $106,500 $463,000
Utah 103 $20,600 $118,350 $514,500
Vermont 115 $22,900 $131,700 $572,500
Virginia 103 $20,600 $118,550 $515,500
Washington 115 $23,000 $132,350 $575,500
West Virginia 91 $18,100 $104,100 $452,500
Wisconsin 95 $19,000 $109,250 $475,000
Wyoming 96 $19,150 $110,150 $479,000

Estimates derived from national fee benchmarks adjusted by federal Regional Price Parities. See our methodology.

The standard contingency fee structure

The fee typically increases with the stage your case reaches. The further it proceeds, the more work and risk the attorney takes on.

Case stage Attorney fee When it applies
Pre-suit settlement 33% The claim resolves with the insurer before a lawsuit is filed.
Litigation or trial 40% Suit is filed and the case is litigated through discovery or tried.

Factors affecting the fee

Several factors influence the fee you are quoted and the final amount you take home:

  • Severity and imaging. Whether the injury shows on a scan changes the fight, the expert load, and the cost.
  • Future care. A priced life care plan is usually the largest single component of a serious claim.
  • Lost earning capacity. The same deficit is worth far more in a young worker than in someone near retirement.
  • Case stage. A pre-suit settlement carries a lower percentage than a case litigated or tried.
  • Available insurance. A catastrophic claim is often limited by the defendant’s policy limits rather than by proof.
  • Jurisdiction. Fault rules, no-fault thresholds, damage caps, and deadlines all vary by state.

Gross settlement vs. net payout

Your gross settlement is the total amount recovered. Your net payout is what you actually take home after the attorney fee, case costs, and any medical liens are deducted.

Gross settlement − Attorney fees − Case costs − Medical liens = Net payout to client

Example: a $100,000 settlement, line by line

Illustrative pre-suit settlement at the 33.33% tier, with typical costs and liens.

Gross settlement$100,000
Attorney fee (33.33%)− $33,330
Case costs (example)− $5,000
Medical liens (example, after negotiation)− $8,000
Net payout to client$53,670

Net payout calculator

Estimate your take-home recovery by entering your numbers below.

Gross settlement
Attorney fees ( of net)
Case costs
Medical liens
Net payout to client

Estimate only. Whether the contingency fee is calculated on the gross settlement (before costs) or on the net depends on your written agreement.

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Legal “fees” vs. case “costs”

These two deductions are often confused but are legally distinct. Fees pay for the lawyer’s time and skill; costs are physical, out-of-pocket expenses of building your case.

Aspect Legal fees Case costs
Definition Payment for the attorney’s professional time and work. Out-of-pocket expenses required to pursue the claim.
How it’s charged A contingency percentage of the recovery. Billed at actual cost, reimbursed from the recovery.
Examples Negotiation, legal strategy, court appearances, trial work. Filing fees, expert witnesses, medical records, depositions, postage.
If you lose Usually $0 under a contingency agreement. May be waived or owed, depending on the contract.

How brain injury lawyers charge: contingency, costs advanced

Brain injury work is contingency work: nothing up front, a percentage of any recovery, and no fee at all if the claim fails. The usual ladder is about 33% where the case settles before a lawsuit is filed and around 40% once it is in active litigation. The step-up is not arbitrary — filing suit is what triggers depositions, expert disclosure, and the trial preparation that consumes the year before a serious case resolves.

There is no separate brain injury fee scale. The percentage is the ordinary personal injury rate, because a traumatic brain injury is a category of damages rather than a cause of action — the claim underneath it is a crash, a fall, a jobsite accident, or negligent care. Where that underlying claim is medical malpractice, a number of states cap or slide the percentage by statute, and the cap follows the claim.

What varies more than the percentage is the base it applies to. Ask whether the fee is calculated on the gross recovery or after case costs are repaid, which on a claim carrying $50,000 to $150,000 of costs is a difference of tens of thousands of dollars. Get the answer in the written fee agreement rather than in conversation.

Two other clauses deserve the same attention. Ask what happens to the advanced costs if the case is lost, and ask whether the percentage rises again on appeal. On a case of this size those terms move real money, and they are far easier to negotiate before signing than after.

Why the case costs run into five and six figures

The attorney fee and the case costs are separate numbers, and on a brain injury claim the second one is unusually large. A serious TBI case commonly carries $50,000 to $150,000 in costs, and a catastrophic case taken to verdict can run past $250,000. The firm advances all of it and recovers it from the settlement, so nothing is billed to you while the case is running.

The expert roster is what drives the number. A serious claim typically needs a neurologist or neurosurgeon on diagnosis, a neuropsychologist to test and quantify the cognitive deficit, a life care planner to price future care, an economist to reduce that plan to present value, and often a vocational expert on lost earning capacity. Each writes a report, sits for a deposition, and may testify, and each bills hourly for all three.

The defence retains its own set, which doubles the expert work in practice. Its neuropsychologist will conduct an independent examination and will almost always include validity or effort testing designed to suggest the symptoms are exaggerated. Rebutting that takes further testing and further expert time, all of it billed.

A mild concussion claim is a different economy. Where the injury resolves and the medical bills are modest, the whole case may carry $10,000 to $25,000 of costs, because a life care planner and an economist would cost more than the claim is worth. A firm that proposes the full roster on a small case, or none of it on a catastrophic one, has misjudged the claim.

Why mild TBI and concussion cases are fought hardest

A normal CT or MRI does not mean there is no brain injury. Those scans are built to find bleeding, swelling, and skull fracture, which is what an emergency department needs to know, and a mild traumatic brain injury frequently shows none of them. Diffuse axonal injury — the shearing of nerve fibres that causes much of the persistent symptom picture — is generally invisible on standard imaging.

That gap is the entire defence. The insurer argues the scan was clean, the complaints are subjective, and the headaches, word-finding trouble, irritability, and memory lapses are stress, depression, ageing, or something you already had. It will subpoena years of prior records looking for a migraine history, an earlier concussion, a psychiatric diagnosis, or anything else it can offer a jury as the real cause.

The proof that works is rarely a picture. Formal neuropsychological testing measures the deficit against population norms and against whatever baseline is documented, and advanced imaging such as DTI is sometimes used, though its admissibility is still contested in many courts. What often matters more is lay evidence — the supervisor who describes the change at work, the spouse who describes it at home, the performance reviews that show the before.

Delay hurts these claims specifically. Symptoms first reported weeks after the event give the insurer its best argument, and a gap in treatment gives it a second one. Getting the concussion documented and treated early is worth more to the case than any expert retained later.

Life care plans and the future-care number

In a serious brain injury case the largest number is not the medical bills already incurred. It is the cost of care for the rest of the injured person’s life, and it is proved through a life care plan. A certified planner works from the treating physicians’ recommendations and prices every component the injury will require, for as long as it will be required.

The components are concrete. Attendant or supervisory care, case management, neuro-rehabilitation, medication, repeat neuropsychological evaluation, assistive technology, home modification, transport, and the periodic replacement of every durable item each carry a unit cost and a frequency. An economist then applies life expectancy, medical inflation, and a discount rate to convert that schedule into a present-value figure.

This is where these cases are won or lost economically. Round-the-clock attendant care alone can run into six figures a year, so a severe plan is routinely valued in the millions and dwarfs the pain-and-suffering component most people assume drives the claim. The defence attacks the plan item by item — the hours of care, the life expectancy, the discount rate — rather than disputing that care is needed at all.

Lost earning capacity sits alongside it. A vocational expert assesses what the injured person can still do, and the economist prices the difference against the career that was interrupted — a far larger number for someone at 30 than at 60 on identical symptoms. Where the injury proves fatal, the claim converts to wrongful death and is valued on a different basis entirely.

Why these cases settle late, and what settling early costs

Brain injury cases resolve later than almost any other injury claim, usually for a good reason. Recovery from a TBI can continue for 18 to 24 months, and settling before the trajectory is clear means valuing the claim without knowing whether the deficit is permanent. A settlement is final, so there is no returning later for care that turns out to be needed for life.

The late stage has its own machinery. Serious cases frequently resolve through a structured settlement — periodic payments funded by an annuity rather than one cheque — which protects an injured person whose judgement is impaired from a lump sum being spent or taken. Where that person receives Medicaid or SSI, the money is usually routed into a special needs trust so the recovery does not destroy eligibility for the benefits already paying for their care.

A Medicare set-aside may also be required where Medicare is or will be involved, reserving part of the settlement for future injury-related treatment. Each of these takes weeks to arrange and involves people other than the trial lawyer — a settlement planner, a trust drafter, sometimes a judge. None of it can be done after the money has been paid out.

That is the practical case against an early settlement, and against a firm that pushes one. An offer made at nine months rarely contains a funded future-care component, because no plan has been written and no economist has priced it. The difference between that offer and a fully developed claim is not a negotiating margin; it is the entire life care number.

Capacity, guardianship, and the liens on the recovery

A severe brain injury can leave the injured person unable to direct their own case. Where capacity is genuinely in question, a family member usually has to be appointed as guardian or conservator before anyone can sign a retainer or accept a settlement on their behalf. That is a separate court proceeding with its own cost and timetable, and it is far better started early than discovered on the day an offer arrives.

Court approval often follows. Most states require a judge to approve any settlement for a minor or a person under a disability, reviewing the amount, the attorney fee, the costs, and how the money will be held. The review is real and can reduce a fee, which is one more reason the fee agreement should be clear from the start.

Then come the liens. A health insurer that paid for the acute admission, the rehabilitation, and months of therapy will assert a reimbursement right against the settlement, and so will Medicare or Medicaid, the hospital itself in many states, and any workers’ compensation carrier. On a brain injury those bills are enormous, and liens left unnegotiated can consume most of a mid-sized recovery.

Lien negotiation is therefore part of the result rather than an afterthought. A self-funded ERISA plan, a state Medicaid agency, and a hospital operating under a lien statute each reduce on different grounds and to different degrees. Ask early how the firm handles liens and whether it bills separately for that work, because the net figure is more often improved there than across the table.

Why your state matters: fault rules and the no-fault threshold

Two state rules change what a brain injury claim is worth before anyone looks at the medicine. The first is how fault is apportioned: most states reduce the recovery by the injured person’s share of blame and bar it above 50% or 51%, a few reduce without ever barring, and a small group bar any claim where the plaintiff was even slightly at fault. On a claim meant to fund decades of care, a twenty-point shift in that finding moves more money than most whole injury cases are worth.

The second applies where the injury came from a crash, the source of a large share of TBIs. In a no-fault state an injured driver or passenger claims first through their own PIP coverage and can sue the at-fault driver only by clearing a statutory threshold. New York uses a descriptive serious-injury threshold, and whether a concussion clears it is litigated constantly — the mild-TBI proof problem, now deciding whether there is a lawsuit at all.

Michigan sits at the other end of the same system, with unusually broad no-fault medical benefits that can fund long-term TBI care alongside a threshold for suing in tort. California is an ordinary at-fault state, so the claim proceeds directly against the driver, property owner, or provider and their insurer. Three states, three answers on the same facts, before damages are discussed.

State law also sets the deadline, and it is shorter than people expect. The period to sue is commonly two or three years, while a claim against a city, a transit authority, or a public hospital often requires formal notice within months. Those deadlines end otherwise-strong claims, and a brain-injured person is the claimant least likely to be tracking them.

Choosing a brain injury lawyer and keeping costs down

Firstly, ask what the firm has actually tried. A general injury practice can settle a concussion claim competently, but a case funded on a life care plan needs a lawyer who has taken one to verdict — ask how many and with what result. Most offer a free consultation, so the question costs nothing.

Secondly, ask who pays for the experts and what happens if the case is lost. A firm willing to advance $50,000 to $150,000 is telling you something about its own assessment of the claim, and a firm that cannot may not be able to fund it properly. Confirm in writing whether unrecovered costs are absorbed or billed back to you.

Thirdly, do the work only you can do. Gather the emergency records and the ambulance report, and keep a dated symptom journal from the first week. Collect the performance reviews, school reports, or work samples that show what you were like before, because that is evidence no expert can reconstruct later.

Finally, do not let the case be settled before the medicine is settled. If the underlying claim is a car accident or a fall, the fastest offer will arrive while the deficit is still unmeasured, and accepting it ends everything that follows. A lawyer who explains why waiting is worth it, and who is willing to file suit if the insurer will not move, is usually the one worth hiring.

Frequently asked questions

Nothing up front. Brain injury lawyers work on contingency — commonly 33% of a recovery before a lawsuit is filed and around 40% once the case is in litigation — and there is no fee if you do not recover. Case costs (experts, imaging, records, depositions) are separate, are advanced by the firm, and are repaid from the settlement.

Usually about a third before suit and around 40% after a lawsuit is filed, reflecting the extra work litigation requires. Where the underlying claim is medical malpractice, a number of states cap the percentage or apply a sliding scale that lowers it as the recovery grows. Ask which rate applies at which stage and get it in writing.

No. There is no retainer and no hourly billing — the attorney is paid a percentage only out of a successful settlement or verdict. The firm also fronts the substantial case costs, which on a serious TBI claim commonly run $50,000 to $150,000.

Possibly, yes. Standard scans are designed to detect bleeding, swelling, and fracture, and a mild traumatic brain injury often shows none of those while still causing real cognitive and emotional symptoms. These claims are proved with neuropsychological testing and witnesses who knew you before, not with imaging — which is also why the insurer fights them hardest.

The attorney fee is the contingency percentage of the recovery. Case costs are the out-of-pocket expenses of building the claim — expert fees, medical records, imaging, depositions, court filing fees — and they are much larger here than in an ordinary injury case. The firm typically advances them and is repaid from the recovery, separate from the fee.

Because proving the injury and its future consequences takes a roster of experts: a neurologist, a neuropsychologist, a life care planner, an economist, and often a vocational expert. Each prepares a report, is deposed, and may testify, and the defence retains its own set that must be answered. That is how a serious claim reaches $50,000 to $150,000 in costs, and a case tried to verdict can run past $250,000.

It is a costed schedule of every item of care the injury will require for the rest of the person’s life — attendant care, therapy, medication, equipment, home modification, replacement cycles and all. An economist converts it to a present-value figure, and in a serious case it is the largest component of the claim by a wide margin. Without one, a settlement offer is only compensating the past.

Longer than most injury claims, and often more than two years. Recovery from a TBI can continue for 18 to 24 months, and valuing the claim before the trajectory is clear risks settling a permanent deficit as though it were temporary. Serious cases also need time for a life care plan, an economic analysis, and settlement planning before they can properly resolve.

A family member is appointed as guardian or conservator by a court and acts on their behalf, including signing the fee agreement and accepting any settlement. Most states then require a judge to approve the settlement itself for a person under a disability. Both steps take time, so it is worth raising capacity with the lawyer at the first meeting.

They can, substantially. Health insurers, Medicare, Medicaid, hospitals, and workers’ compensation carriers all assert reimbursement rights against an injury settlement, and brain injury bills are large. Negotiating those liens down is a major part of the net result, so ask how the firm handles it and whether it charges extra for that work.

For anything beyond a fully resolved minor concussion, almost always. You pay nothing unless you recover, and the future-care and lost-earning-capacity components that make these claims valuable simply cannot be proved without funded experts. An unrepresented claimant is also the one most likely to accept an early offer that ignores the lifetime cost of care.

Often, at the margins. The headline percentage is fairly standard, but where the step-up to the litigation rate falls, whether the fee is taken before or after costs are repaid, what happens to costs if the case is lost, and whether lien work is billed separately are all worth discussing. Those terms are easier to change before you sign than afterwards.

The percentages are broadly national, but your state changes what the fee is charged on. Comparative-fault rules, damage caps, the no-fault threshold that decides whether a crash victim can sue in tort at all, and any malpractice fee cap all shape the recovery, and the deadline to sue varies as well. Enter your ZIP above for localized context.

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Fee figures on this page are typical U.S. norms for informational purposes only and are not legal advice or a quote. Consult a licensed attorney about your specific brain injury case. See how we estimate fees.