A PH test is a diagnostic procedure used to measure the level of acidity or alkalinity in the gastrointestinal (GI) tract, particularly in the esophagus or stomach.
Top Service
At Digestive Healthcare System, we offer the most advanced diagnostic procedures and cutting-edge treatment options for patients with digestive and liver disorders.
Same Day Appointment
Have questions or need assistance? Our team is here to help. You can reach us via phone at 713-910-7779, or by filling out the contact form below. For emergencies, please call 911 immediately.
Opening Hours
Monday – Friday 08.00 AM – 05.00 PMLunch Break 11.15 AM – 12.15 PM
Your Gut, Our Priority
Trust us to provide compassionate, comprehensive care that puts you on the path to a healthier life.
Advanced Diagnosis
We utilize the latest technology to provide accurate and comprehensive diagnostic procedures for digestive and liver disorders. Our state-of-the-art equipment and skilled professionals ensure precise and timely diagnoses to guide your treatment.
Cutting-Edge Treatment
Our clinic offers a wide range of innovative treatment options tailored to meet the specific needs of each patient. From minimally invasive procedures to the latest medical therapies, we are committed to delivering effective and personalized care.
Expert Medical Team
Our team of highly experienced gastroenterologists and hepatologists is dedicated to providing exceptional care. With a focus on continuous education and staying updated with the latest advancements in the field, our experts are equipped to handle even the most complex cases.
Comprehensive Care
We believe in treating the whole patient, not just the condition. Our holistic approach includes nutritional counseling, lifestyle modification support, and ongoing follow-up care to ensure long-term health and well-being. Your journey to better digestive health is our top priority.
What we Offer
Our Procedures
Professional Doctor

Rukan Daccak
Medical Director
He is board certified since 1995 and has been serving the Pasadena Houston community for 29 years.
Dr. Daccak received his medical degree from Damascus University, completed his residency in internal medicine at Baylor College of Medicine in Houston, completed his fellowship in Gastroenterology at the University of Mississippi. Also, he served as a house officer in the department of Gastroenterology at Leeds General Infirmary in Leeds England and University of Melbourne in Australia. The spectrum of areas he manages are broad including but not limited to Irritable Bowel Disease, Crohn's disease and Ulcerative Colitis, GERD, trouble swallowing, irritable bowel syndrome, gallbladder, liver and pancreatic disease. For the past decade has been active in medical research, participating in many different studies targeting new upcoming medications to treat different GI disorders or early detection.
Apart from practicing medicine, he enjoys spending time with family and friends. Other areas of interest include working out, Pilates, biking, and swimming.
Dr. Daccak is dedicated to providing expert care and support to his patients, strive to deliver compassionate and friendly care.
Customer’s Portal
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FAQ
Have some Questions?
Our clinic specializes in diagnosing and treating a diverse range of digestive and liver disorders. We utilize advanced diagnostic techniques and the latest medical innovations to ensure accurate detection and effective management of these conditions. From state-of-the-art imaging technologies to minimally invasive procedures, we are equipped to address even the most complex cases.
Our team of specialists is committed to providing personalized care tailored to each patient’s unique needs. We believe in educating our patients, empowering them with knowledge about their condition, and involving them in their treatment decisions. Whether you’re experiencing mild discomfort or managing a chronic condition, we aim to help you achieve better health and improve your overall quality of life. Your well-being is our top priority, and we’re here to support you every step of the way on your journey to optimal digestive health.
While a referral is not always necessary, it is recommended to check with your insurance provider as some plans may require a referral from your primary care physician.
We offer a comprehensive range of diagnostic tests, including endoscopy, colonoscopy, liver function tests, ultrasound, MRI, and CT scans, among others. Our advanced diagnostic tools help us accurately diagnose and effectively treat your condition.
We provide a variety of treatment options tailored to each patient’s needs, including medication management, minimally invasive procedures, dietary and lifestyle counseling, and surgical interventions when necessary.
You can schedule an appointment by calling our office at 713-910-7779, using our online booking system, or visiting our clinic in person. Our staff will assist you in finding a convenient time for your visit.