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  • Gastroenterology, Internal Medicine
  • 23 years of experience
  • Gastroenterology Associates 600 Leigh Dr, Columbus, MS 39705
  • (662) 327-7525

Brief Intro

Dr. Johnston graduated from the University of Mississippi School of Medicine in 2002. He works in Columbus, MS and 3 other locations and specializes in Gastroenterology and Internal Medicine. Dr. Johnston is affiliated with Baptist Memorial Hospital Golden Triangle.

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Education Background

MEDICAL SCHOOL

University Of Mississippi School Of Medicine - 2002

Languages Spoken

  • English

Location & Hours

  • Gastroenterology Associates
  • 600 Leigh Dr, Columbus, MS 39705
  • Mon:8:00 am - 5:00 pm
    Tue:8:00 am - 5:00 pm
    Wed:8:00 am - 5:00 pm
    Thu:8:00 am - 5:00 pm
    Fri:8:00 am - 5:00 pm
    Sat:Closed
    Sun:Closed

Specialties Treated

  • Gastroenterology
  • Internal Medicine

Conditions Addressed

  • Infectious Liver Disease
  • Esophagitis
  • Gastric Cancer
  • Ischemic Bowel Disease
  • Cirrhosis
  • Gastroesophageal Reflux Disease (GERD)
  • Inflammatory Bowel Disease (IBD)
  • Peptic Ulcer Disease
  • Celiac Disease
  • Hemorrhoids
  • Malignant Neoplasm of Colon
  • Diverticulitis
  • Anal Fissure
  • Rectal, Abdomen, Small Intestines, or Colon Cancer
  • Diverticulosis
  • Constipation
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Procedures Performed

  • Proctosigmoidoscopy
  • Esophageal Dilatation
  • Colonoscopy
  • Esophageal Dilatation
  • Proctosigmoidoscopy
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Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Tricare
  • Medical Mutual
  • HealthSmart
  • OSU Health Plan
  • Aetna
  • Blue Cross Blue Shield of Mississippi
  • Meritain Health
  • UnitedHealthcare
  • Vantage Health Plan, Inc.
  • Golden Rule
  • Wellcare
  • Three Rivers Providers Network (TRPN)
  • Physicians Mutual
  • Molina Healthcare
  • Humana
  • Piedmont Community Health Plan
  • Medicaid
  • Medicare
  • Blue Cross Blue Shield
  • CHAMPVA
  • Blue Cross Blue Shield of Alabama
  • Security Life
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  • Cancer 8
  • Cardiology, Heart & Vascular Surgery 9
  • Orthopedics 16
  • Neurology & Neurosurgery 12
  • Gastroenterology & GI Surgery 14
  • Pulmonology & Lung Surgery 14
  • Diabetes & Endocrinology 9
  • Children's Hospital 1
  • Urology 13
  • Psychiatry 38
  • Geriatrics 14
  • Rehabilitation 10
  • Obsterics & Gynecology 2
  • Ear, Nose & Throat 1
  • Long Term Care 8
  • Maternity Care (Uncomplicated Pregnancy) 2