Dr. Nicodemus Ong

MD, FPCP, DPSG, DPSDE

Dr. Nicodemus Ong

MD, FPCP, DPSG, DPSDE

Dr. Nicodemus Ong, MD Board-Certified Specialist in Internal Medicine, Gastroenterology, and Hepatology Dr. Nicodemus Ong is a distinguished board-certified physician in the Philippines, specializing in Internal Medicine with a focus on gastrointestinal and liver diseases. He earned his medical degree from the prestigious University of Santo Tomas (UST) and pursued specialty training in Internal Medicine at Cardinal Santos Medical Center (CSMC)—one of the country’s leading institutions. During his time at CSMC, he managed a broad spectrum of adult diseases, from routine cases to urgent and life-threatening conditions. Further advancing his expertise, Dr. Ong completed his fellowship training in Gastroenterology at St. Luke's Medical Center - Quezon City, where he honed his skills in diagnosing and treating disorders of the liver, pancreas, stomach, intestines, and colon. His training equipped him with proficiency in diagnostic and therapeutic endoscopic procedures, including gastroscopy, colonoscopy, and paracentesis. At the tail end of the 2020 COVID-19 pandemic, Dr. Ong expanded his training internationally, traveling to Toronto General Hospital—ranked among the world’s top medical institutions (Newsweek 2025, Top 3 in the World). There, he specialized in Liver Transplantation and Clinical Hepatology, gaining invaluable experience in managing complex liver transplant cases. During his tenure, he was directly involved in the care of over 200 liver transplant patients under the guidance of the expert team at Ajmera Transplant Center. Under the mentorship of Dr. Florence Wong, one of the world's leading experts in portal hypertension, acute kidney injury, and acute-on-chronic liver failure, Dr. Ong deepened his expertise in managing critical liver conditions as well as the rare liver diseases. Beyond his medical practice, Dr. Ong is a strong advocate for nutrition and holistic wellness. He firmly believes that optimal health begins with mindful nutrition and is further enhanced through exercise and intentional lifestyle choices. His approach to medicine integrates both clinical excellence and preventive health strategies, empowering patients to make informed decisions for their long-term well-being.

Internal Medicine - Gastroenterology

10 Years

Clinical Hepatology

Gastroenterology

Transplant Hepatology

In-Person

Online

Dr. Nicodemus Ong, MD Board-Certified Specialist in Internal Medicine, Gastroenterology, and Hepatology Dr. Nicodemus Ong is a distinguished board-certified physician in the Philippines, specializing in Internal Medicine with a focus on gastrointestinal and liver diseases. He earned his medical degree from the prestigious University of Santo Tomas (UST) and pursued specialty training in Internal Medicine at Cardinal Santos Medical Center (CSMC)—one of the country’s leading institutions. During his time at CSMC, he managed a broad spectrum of adult diseases, from routine cases to urgent and life-threatening conditions. Further advancing his expertise, Dr. Ong completed his fellowship training in Gastroenterology at St. Luke's Medical Center - Quezon City, where he honed his skills in diagnosing and treating disorders of the liver, pancreas, stomach, intestines, and colon. His training equipped him with proficiency in diagnostic and therapeutic endoscopic procedures, including gastroscopy, colonoscopy, and paracentesis. At the tail end of the 2020 COVID-19 pandemic, Dr. Ong expanded his training internationally, traveling to Toronto General Hospital—ranked among the world’s top medical institutions (Newsweek 2025, Top 3 in the World). There, he specialized in Liver Transplantation and Clinical Hepatology, gaining invaluable experience in managing complex liver transplant cases. During his tenure, he was directly involved in the care of over 200 liver transplant patients under the guidance of the expert team at Ajmera Transplant Center. Under the mentorship of Dr. Florence Wong, one of the world's leading experts in portal hypertension, acute kidney injury, and acute-on-chronic liver failure, Dr. Ong deepened his expertise in managing critical liver conditions as well as the rare liver diseases. Beyond his medical practice, Dr. Ong is a strong advocate for nutrition and holistic wellness. He firmly believes that optimal health begins with mindful nutrition and is further enhanced through exercise and intentional lifestyle choices. His approach to medicine integrates both clinical excellence and preventive health strategies, empowering patients to make informed decisions for their long-term well-being.

EARLIEST AVAILABLE SCHEDULE
Badges
Philippine Society of Gastroenterology (PSG)
Bronze Award for Successful Consultations
Philippine College of Physicians (PCP)
Clinic Schedules

Choose from 3 available clinics

Online Clinic

(Using NowServing app)

Monday to Saturday

10:00 AM - 05:00 PM

Fee

P 1200 - 1500

Accepted Health Cards

MediCard,

Fee: P 1200 - 1500

FUMC Clinic- Room 204

120 Mc Arthur Highway, Marulas, Valenzuela City

Wednesday

11:00 AM - 02:00 PM

(Walk-In and Appointment)

Saturday

03:00 PM - 05:00 PM

(Walk-In and Appointment)

Fee

P 1200 - 1500

Accepted Health Cards

AsianCare, AVEGA & 19 other...
See all health cards

Fee: P 1200 - 1500

St. Luke's Medical Center-Quezon City

279 E. Rodriguez Sr. Boulevard, Quezon City

Monday

02:00 PM - 04:00 PM

(Walk-In and Appointment)

Thursday

03:00 PM - 05:00 PM

(Walk-In and Appointment)

Saturday

11:00 AM - 02:00 PM

(Walk-In and Appointment)

Fee

P 1200 - 1500

Accepted Health Cards

AsianCare, AVEGA & 19 other...
See all health cards

Fee: P 1200 - 1500

Frequently Asked Questions

Do you issue Medical Certificates?

Yes

Affiliations

Philippine Medical Association

Philippine College of Physicians

Philippine Society of Gastroenterology

Hepatology Society of the Philippines

Philippine Society of Digestive Endoscopy

Quezon City Medical Society

International Liver Transplant Society

Education

University of Santo Tomas, 2013

Cardinal Santos Medical Center, 2017

St. Luke's Medical Center, Quezon City, 2020

Ajmera Transplant Center - Toronto General Hospital, 2024

Dr Florence Wong - Toronto General Hospital, 2025

Certifications

Philippine Board of Medical Technology

Philippine Board of Physicians

Philippine Specialty Board of Gastroenterology and Digestive Endoscopy

Philippine Specialty Board of Internal Medicine

Earliest Available Schedule
Affiliations

Philippine Medical Association

Philippine College of Physicians

Philippine Society of Gastroenterology

Hepatology Society of the Philippines

Philippine Society of Digestive Endoscopy

Quezon City Medical Society

International Liver Transplant Society

Frequently Asked Questions

Do you issue Medical Certificates?

Yes