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710 Oak Commons Blvd
Kissimmee, FL 34741

Why Choose Gastroenterology Associate of Osceola?

All our physicians at Gastroenterology Associates of Osceola maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in gastroenterology.

Skill & Expertise:

Our physicians have been recruited from some of the finest training programs in the country. They are among the most experienced and highly skilled gastroenterologists in Osceola County, treating the complete spectrum of gastrointestinal diseases utilizing the most sophisticated, technically advanced and innovative methods.

Focus on the Patient:

We recognize the value of every patient and the importance your health plays in the quality of your life. We are committed to treating our patients with respect and understanding.


Our team of highly trained and experienced staff is committed to superior patient care and regularly improves itself through continuing medical education and training workshops. Our commitment and values are reinforced at our staff meetings, daily staff communications and patient surveys.

Reduced cost of Procedures:

Our Ambulatory Endoscopy Center, accredited by AAAHC, provides an opportunity for patients to have their procedures done outside a hospital setting at substantially lower costs, yet with state-of-the-art equipment, same high level of care and specialized attention




What Our Patients Say


Our Doctors

Dr. M. Siraj ul Islam


Dr. Syed K. Lateef


Dr. Jaime M. Rivera


Dr. Ramon Colina


Dr. Antonio Soto Ramos


Dr. Mahmudul Haq

Internal Medicine

Mailen Broche APRN


Latest News

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Have some Questions?

 Kissimmee Office (Main Office) – Mon -Fri: 8 am – 5 pm
 Poinciana Office – Tue: 8 am – 1pm
 St Cloud Office – Wed: 8 am – 1 pm
 Kissimmee Endoscopy Center – Mon-Fri – 7 am – 4 pm

– Medication list
– Insurance card/information.
– Form of Identification (Driver’s License)
– If a copay is required by your insurance company, this is due at the time of your office visit. We accept cash, personal check, or credit card.
– Make sure that your Primary Care Physician has processed an insurance referral if your insurance plan requires one.
– Please try to arrive 15 minutes prior to your appointment to allow time to process your paperwork and insurance information

You may call the office during business hours, Monday through Friday 8 – 4:45 pm, at 407-846-6747

We can be reached during business hours, Monday through Friday 8- 4:45pm, at 407-846-6747. If you are experiencing a medical emergency, dial 9-1-1.

As always, if you have any questions, feel free to contact our billing department at 407-846-6747.

American Gastroenterology Association
American College of Gastroenterology
Florida medical Association
American Society For Gastrointestinal Endoscopy