Welcome to Our Practice

Welcome to Gastroenterology Services, LLC, Your Gastroenterologist in Oviedo, FL

Gastroenterology Services, LLC is a gastroenterology and hepatology practice that has served the Oviedo and surrounding areas for the last 10 years. Two physicians and two nurse practitioners comprise the medical staff. We provide the most up-to-date medical care to patients through a comprehensive evaluation, diagnosis and treatment of gastrointestinal and liver disorders. We pride ourselves in being a caring and empathetic team of health professionals who treat patients with compassion and respect. We also provide coverage for the Oviedo Medical Center.

We are committed to providing the best, comprehensive and up-to-date care in Oviedo and surrounding areas. Our team has been specially trained in the diagnosis and treatment of digestive and liver diseases.

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Meet Our Team

  • Ian Martinez M.D.

    Ian Martínez, M.D. completed his internal medicine residency and gastroenterology fellowship at Louisiana State University Health Sciences Center in New Orleans, Louisiana. After his internship in 2008, he was awarded the LSU School of Medicine Aesculapian Society Intern of the Year Ward. He was chosen for his approachability, enthusiasm, and superior quality of instruction.

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What Our Clients Say About Us

  • "I was expecting a lot, and I must say the whole experience exceeded all of my expectations. Highly recommended!!!!!"
  • "Highly recommended. Caring, kind, patient! Helped me a great deal."
  • "Kind and professional bedside manor. Truly cares for each of his patients and follows through."
  • "I can't say enough good things about my experience."
  • "Dr. Martinez is one of the best doctors I’ve ever visited. He took plenty of time to talk about all our concerns."
  • "Professional and caring. Helped me a great deal. Highly recommended."

Our Location

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Hours of Operation

Our Regular Schedule

Gastroenterology Services LLC


8:00 am-4:30 pm


8:00 am-4:30 pm


8:00 am-4:30 pm


8:00 am-4:30 pm


8:00 am-4:30 pm