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Hospital and ER in Lee's Summit, Missouri

Lee's Summit Medical Center (LSMC) — part of HCA Midwest Health, Kansas City’s largest healthcare provider — provides 24/7 emergency care, is a certified Primary Stroke Center and earned a Level II designation by Missouri’s Time Critical Diagnosis System for providing timely, definitive stroke and STEMI care for the best outcomes for survival and recovery.

Lee's Summit Medical Center consistently ranks among the highest in patient satisfaction and patient safety. Recently, the hospital was nationally recognized as one of Modern Healthcare’s “100 Best Places to Work 2018,” and locally recognized as “Business of the Year” by the Lee’s Summit Chamber of Commerce.

Why people choose us

Along with our high-tech services, we remain focused on providing compassionate care and the best possible customer service for our patients, including free parking at our facilities.

We live here and work here.


We provide high-quality care.


We're part of the Lee's Summit community.


24/7 online mammogram scheduling

We know you're busy. With 24/7 online scheduling it is easier than ever to schedule your annual mammogram and get the peace of mind that only comes with knowing.

Make an appointment 

We care for the most hearts in KC

Whether you need emergency care or long-term treatment, our experts are here for you. See why more people trust us.

Learn more about heart care 

Joint replacement

We provide access to the most advanced orthopedic care, so you can stay close to home. Trust our orthopedic team with your knee and joint pain, joint replacement, and more.

Orthopedic care 

Sarah Cannon Cancer Institute

HCA Midwest Health is a proud partner with the Sarah Cannon Cancer Institute, a leader in world-class cancer care.

Cancer care services 

Impactful careers

What matters most to us is giving people the absolute best healthcare possible. Apply online today or register for an upcoming career event.

Explore job opportunities 

Preparing for your visit

We strive to inform patients about financial expectations regarding healthcare services and prepare them for upcoming procedures.

Patient financial resources

Our hospital is committed to providing useful information to our patients so you can understand the financial side of your healthcare needs.

Register online

We know your time is valuable, so we offer convenient online registration for services such as surgical procedures, mammograms and diagnostic tests and treatments.

Advance care planning

When creating an advance care plan, there are several aspects to consider. That's why we've put together a set of guidelines to help you make your plan.

For visitors

We want our patients' visitors to be as informed and comfortable as possible. To do that, we provide information regarding our visitor services and policies, guest Wi-Fi access, community partnerships and other resources.

Visitor services and policies 

MyHealthONE allows you to manage all parts of your healthcare easily and securely

  • View health records — lab results, physician notes, imaging reports and more
  • View your post-visit summary
  • Schedule a follow-up appointment
  • Share your health records with a physician or caregiver
  • And more
Create an account 

Download the MyHealthOne app on the or