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  • Gastroenterology, Internal Medicine
  • Accepting new patients
  • 48 years of experience
  • Gastroenterology Of Greater Orlando 2884 Wellness Ave Ste 100, Orange, FL 32763
  • (386) 668-2221

Brief Intro

Dr. Mersich graduated from the Semmelweis Univ of Med,Semmelweis University Faculty of Medicine in 1977. He works in Orange City, FL and 2 other locations and specializes in Gastroenterology and Internal Medicine. Dr. Mersich is affiliated with Unity Hospital At Rochester Regional Health.

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Education Background

FELLOWSHIP

St. Mary’s Hospital/University of Rochester

RESIDENCY

St. Mary’s Hospital/University of Rochester

MEDICAL SCHOOL

Semmelweis Univ Of Med

Semmelweis University Faculty Of Medicine - 1977

Languages Spoken

  • English
  • Spanish

Location & Hours

  • Gastroenterology Of Greater Orlando
  • 2884 Wellness Ave Ste 100, Orange, FL 32763
  • 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

  • Gastroesophageal Reflux Disease (GERD)
  • Peptic Ulcer Disease
  • Constipation
  • Irritable Bowel Syndrome (IBS)
  • Liver Cancer
  • Infectious Liver Disease
  • Esophagitis
  • Intestinal Obstruction
  • Rectal, Abdomen, Small Intestines, or Colon Cancer
  • Gastrointestinal Hemorrhage
  • Cholelethiasis or Cholecystitis
  • Gastric Cancer
  • Inflammatory Bowel Disease (IBD)
  • Benign Polyps of the Colon
  • Celiac Disease
  • Malignant Neoplasm of Colon
  • Cirrhosis
  • Diverticulitis
  • Hemorrhoids
  • Gastritis and Duodenitis
  • Diverticulosis
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Insurance Accepted

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

  • UnitedHealthcare
  • AARP
  • Cigna
  • Tricare
  • Medical Mutual
  • Gateway Health
  • Meritain Health
  • Health First Health Plans
  • Humana
  • Florida Health Care Plans
  • Golden Rule
  • Ambetter
  • Florida Community Care
  • Molina Healthcare
  • Freedom Health
  • CHAMPVA
  • Buckeye Health Plan
  • AvMed
  • HealthScope Benefits
  • Johns Hopkins Employer Health Programs
  • Blue Cross Blue Shield
  • United American
  • Medicare
  • APWU
  • STLDentalPlan| LLC
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  • Cancer 74
  • Cardiology, Heart & Vascular Surgery 71
  • Orthopedics 114
  • Neurology & Neurosurgery 94
  • Gastroenterology & GI Surgery 120
  • Pulmonology & Lung Surgery 120
  • Diabetes & Endocrinology 62
  • Children's Hospital 16
  • Urology 119
  • Psychiatry 65
  • Geriatrics 94
  • Rehabilitation 70
  • Obsterics & Gynecology 13
  • Ophthalmology 2
  • Ear, Nose & Throat 10
  • Rheumatology 1
  • Long Term Care 23
  • Maternity Care (Uncomplicated Pregnancy) 36