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OCH Lawrence County Clinic

Mt. Vernon, Missouri

och evergreen walk-in clinic


“Your Clinic on the Square!”

OCH Lawrence County Clinic is a rural health clinic located on the square in Mt. Vernon across from the County Courthouse in Mt. Vernon. Physicians and providers staff the clinic.

Clinic Administrator  
Vicki Plumlee

Regional Director
Gina Wheeler

RHC Clinic Medical Director
Wm. Lewis McKay, DO


For inclement weather or necessary location closures, please refer to our Facebook for the latest updates.

108 S. Hickory
Mt. Vernon, MO 65712

Phone: (417) 466-4110
Fax: (417) 466-4255

M-F: 8:30am-5pm
Extended hours
Tuesdays 8am-5pm

  • Wellness Care
  • Annual Wellness Exams
  • Well Child and Sick Child Care
  • Early Periodic Screenings
  • Immunizations
  • Fibroscan
  • Well Woman Exams
      • Nexplanon


    • Treatment of Acute Illnesses and Injuries
      • Common Cold
      • Flu
      • Earache
      • Simple Lacerations
    • Management of Acute and Chronic Health Conditions
      • Hypertension
      • Diabetes
      • COPD
      • Hyperlipidemia
    • Laboratory Services
    • OB (Prenatal) Services
    • Referrals to other physicians as needed


    John Magnuson
    Wm. Lewis McKay DO

    Family Practice

    Jay Baker DO
    Jay Baker, DO

    Suboxone, Primary Care

    Joseph Reighard
    Christine Rogers, LCSW

    Behavioral Health

    Joseph Reighard
    Amanda Chapman, NP

    Family Practice

    DISCLAIMER: This clinic is not a hospital and is not intended for emergency situations. If you think you may be experiencing a medical emergency, dial 911 or visit the nearest emergency room immediately for assistance.