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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 a nurse practitioner staff the clinic.

Clinic Administrator (Rural Health Clinics) – Vicki Plumlee

Assistant Administrator (Rural Health Clinics) – Casey Stanley

Clinic Manager – Holly Fuquay

RHC Clinic Medical Director – Wm. Lewis McKay, DO

Hours of Operation
The OCH Lawrence County Clinic is open Monday through Friday from 8:30 a.m. to 5:00 p.m. with extended hours every Tuesday from 8:00 a.m. to 5:00 p.m.

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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 Woman Exams
    • Well Child and Sick Child Care
    • Early Periodic Screenings
  • Immunizations
  • Sports Physicals
  • 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

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.