Holiday Hours

Friday, July 3rd:
Express Care at Hannibal Regional will be open from 7:00 am - 7:00 pm
Express Care at Walmart will be open from 8:00 am - 8:00 pm.

Saturday, July 4th:
Express Care at Hannibal Regional will be open from 7:00 am - 2:00 pm.
Express Care at Walmart will be closed.

Flu Shots

Protect yourself and your loved ones and get your flu shot! Hannibal Regional Medical Group offers flu shots starting at $25. Pediatric, preservative free and non-egg flu shots are available for an additional price. 

Express Care Services - No Appointment Necessary!

For busy customers who need care, especially after working hours or on weekends, the clinic will treat common health ailments and offer routine services. These include, but are not limited to the following:

  • Bladder infections
  • Blood sugar testing
  • Earaches
  • Insect bites and stings
  • Minor wounds
  • School and sports physicals
  • Sinus infections
  • Upper respiratory infections
  • Flu Shot
  • Colds and cough
  • Flu symptoms
  • Skin conditions
  • Injection administration
  • Tests for strep throat
  • Mononucleosis
  • Pregnancy testing and more.

Express Care at Walmart


  • Address: 3650 Stardust Drive, Hannibal
    (Inside the Hannibal, Missouri Walmart)
  • Phone: (573) 231-0660
  • Monday - Friday: 8:00 am to 8:00 pm
  • Saturday: 8:00 am to 7:00 pm
  • Sunday: 11:00 am to 6:00 pm
  • Express Care at Walmart is closed daily from 1:30 pm - 2:00 pm.  Last patient registration is accepted 15 minutes before closing.

Express Care at Hannibal Regional


  • Address: 6500 Hospital Drive, Hannibal, MO
    (Inside the Hannibal Regional Medical Building at Reception 1A)
  • Phone: (573) 248-1300
  • Monday - Friday:  7:00 am to 7:00 pm.  
  • Saturday and Sunday: 7:00 am to 2:00 pm.


Our Express Care Providers

Click on the provider's picture to learn more about them.

Lyreva Clark, FNP-C

Lyreva Clark, FNP-C

Megan Kretz, FNP-BC

Megan Kretz, FNP-BC

Sherry Masterson, FNP

Sherry Masterson, FNP

Jeanette Vander Bol, FNP-BC

Jeanette Vander Bol,

What are Nurse Practitioners (FNPs)?
Nurse Practitioners are advanced practice nurses who provide high-quality healthcare services similar to those of a physician. NPs diagnose and treat a wide range of health problems. They have a unique approach and stress both care and cure. Besides clinical care, NPs focus on health promotion, disease prevention, health education and counseling.

Clinical Oversight Provided By

 Adam Samaritoni, DO

Adam Samaritoni, DO

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