The Law Office of James M. Hoffmann represents injured workers throughout Missouri.
If your doctor has told you that you’ve reached “maximum medical improvement,” you may be wondering what that means for your workers’ compensation case.
The short answer is yes: MMI has a significant effect on your settlement. Understanding how and why can help you protect what you’re owed.
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What Is MMI in Missouri Workers’ Compensation?
MMI stands for maximum medical improvement. It’s the point at which your treating physician determines that your condition has stabilized — meaning your injury is unlikely to improve significantly with further medical treatment.
Reaching MMI does not mean you are fully healed. It means your recovery has plateaued. You may still have lasting pain, limitations, or a permanent disability. MMI is simply a medical benchmark used by the workers’ compensation system to evaluate the long-term impact of your injury.
In Missouri, MMI is one of the most important milestones in a workers’ comp case. Once your doctor makes this determination, several things happen that directly affect your benefits and settlement value.
How Does MMI Affect Your Settlement?
1. It Triggers Permanent Disability Evaluation
Before MMI, your benefits are typically focused on covering your temporary total disability (TTD) — meaning wage replacement while you’re unable to work. After MMI, the focus shifts to permanent disability.
Missouri workers’ comp law allows injured workers to receive compensation for permanent partial disability (PPD) or permanent total disability (PTD), depending on the severity of the injury and its impact on their ability to work. This permanent disability rating — assigned after MMI — is one of the core factors that determine what you may be entitled to in a settlement.
2. Your Disability Rating Affects Settlement Value
After MMI, a doctor will assign a disability rating — typically expressed as a percentage of the body part affected or overall body as a whole. In Missouri, this rating is used to calculate your permanent disability benefits.
A higher disability rating generally means a higher settlement value. However, the rating assigned by the insurance company’s doctor may be lower than what is fair. An independent evaluation or review by an attorney can help ensure your rating accurately reflects your actual limitations.
3. Future Medical Needs Factor Into the Number
If your injury requires ongoing treatment after MMI — follow-up visits, medication, physical therapy, or potential future surgery — those anticipated costs should be factored into any settlement discussion.
This is a critical area where injured workers sometimes accept less than they should. A settlement that closes out future medical benefits may seem reasonable today, but could leave you responsible for significant expenses later.
4. Your Average Weekly Wage Plays a Role
Missouri workers’ comp settlements are also tied to your pre-injury average weekly wage. Your wage rate affects your TTD payments and is a factor in calculating the overall value of permanent disability benefits. Make sure your wage rate has been calculated correctly — errors here can affect everything downstream.
Common MMI Mistakes That Can Hurt Your Settlement
Many workers don’t realize they have options once MMI is declared. Here are situations where it pays to get legal guidance before moving forward:
- Accepting the first settlement offer too quickly. Insurance carriers often make early offers before you fully understand the long-term impact of your injury. Once you sign a settlement agreement, you typically cannot go back for more.
- Disagreeing with your MMI date. If you feel you haven’t actually stabilized — that you’re still improving with treatment — your MMI determination may be premature. This matters because settlement timing and disability ratings are built around that date.
- Disputing the disability rating. The percentage assigned to your disability can be contested. If you believe the rating undervalues your limitations, an attorney can help you challenge it.
- Not accounting for future medical costs. A lump-sum settlement may close out future medical benefits. If there’s any chance you’ll need additional treatment, this needs to be addressed before signing.
What Should You Do After Reaching MMI?
Before you agree to any settlement after MMI, consider the following steps:
- Get a copy of all medical records related to your injury, treatment, and the MMI determination
- Request a copy of your disability rating and understand what body part or function it applies to
- Do not sign a settlement agreement without understanding what it covers — including whether future medical is included or excluded
- Speak with a Missouri workers’ compensation attorney who can review the offer against the facts of your case
Every case is different. What one injured worker receives may look very different from what another receives, even for a similar injury. The facts — your wages, your disability rating, your future medical needs, and how the injury affects your ability to work — all shape the outcome.
Talk to Attorney James M. Hoffmann Before You Settle
Reaching MMI is a pivotal moment in your workers’ comp case. The decisions made in the weeks and months that follow can have lasting financial consequences.
At the Law Office of James M. Hoffmann, Attorney James M. Hoffmann has spent more than 30 years representing injured Missouri workers — not through a call center, not through a junior associate, but directly. You work with him.
If you’ve reached MMI and you’re not sure whether a settlement offer is fair — or you simply want to understand your rights before signing anything — contact our office for a free consultation.