Dr. Arthur Jason Sia Go is a board-certified Medical Oncologist and Internal Medicine specialist with over 13 years of clinical experience, providing advanced cancer care and evidence-based adult medicine.

He completed his residency in Internal Medicine and post-graduate internship at the UERM Medical Center, where he also earned his Doctor of Medicine. He later trained in Medical Oncology at St. Luke’s Medical Center from 2010–2013.

Dr. Go is a Fellow of both the Philippine Specialty Board of Internal Medicine and the Philippine Society of Medical Oncology. He has participated in multi-center oncology clinical trials as a sub-investigator and is an Associate Professor at UERM Medical Center.

He is fluent in English, Filipino, and Fukien (Chinese). He is the Current President of The Philippine Society of Oncologists.

Dr. Beverly Ann P. Pineda is a board-certified internist and medical oncologist with 15 years of clinical practice since passing the Philippine Physicians Licensure Examination in 2011. She completed her Doctor of Medicine degree at the University of Santo Tomas (2005–2010) and earned her Bachelor of Science in Biology from the same institution.

She finished her Internal Medicine residency at Ospital ng Makati (2014–2016) and became a Diplomate of the Philippine Specialty Board of Internal Medicine in 2017. She then pursued fellowship training in Medical Oncology at The Medical City (2018–2021), where she served as Chief Fellow.

She also participated in international oncology clinical trials as a sub-investigator, reinforcing her commitment to evidence-based cancer care.

Dr. Jason King Talao is a board-certified medical oncologist and internal medicine physician with over 8 years of clinical experience, including advanced fellowship training in Medical Oncology at the National Kidney and Transplant Institute (NKTI), where he served as Chief Fellow. He also completed a focused fellowship in Genitourinary Malignancies at the London Health Sciences Centre, Verspeeten Family Cancer Centre in London, Ontario, Canada, with translational research experience on fecal microbiota transplantation in patients receiving immunotherapy and antibody–drug conjugates.

He is actively involved in cancer research, with multiple national and international poster presentations, including at ASCO, ESMO, KSMO, and APBCS, with work spanning breast cancer outcomes, lymphoma, and heart failure in cancer patients.

Dr. Talao is a Diplomate of the Philippine Society of Medical Oncology and a Fellow of the Philippine College of Physicians and is affiliated with the European Society for Medical Oncology, American Society of Clinical Oncology, and the Asian Oncology Society.

Dr. Joel R. Tayo is an internist and medical oncologist with over 29 years of clinical experience and more than two decades of focused practice in hematology-oncology. He earned his Doctor of Medicine degree from the University of Santo Tomas in 1993, then completed further training in Internal Medicine and Medical Oncology at the University of the Philippines–Philippine General Hospital. He subsequently pursued subspecialty training in Hematology-Oncology at King Khalid University Hospital in Riyadh, Saudi Arabia.

Since 2005, Dr. Tayo has served as a consultant hematologist-oncologist at Angeles University Foundation Medical Center, Garcia Medical Center, Our Lady of Mt. Carmel Medical Center, Sacred Heart Medical Center, and Mother Teresa of Calcutta Medical Center. He was also involved in medical education, having served as a substitute professor at the UST College of Medicine (Department of Biochemistry) and as an Assistant Professor at Angeles University’s College of Medicine (Department of Biochemistry).

Dr. Tayo is a Fellow of the Philippine College of Physicians, the Philippine Society of Medical Oncology (PSMO), and the Philippine Society of Oncologists (PSO). He is a member of the European Society for Medical Oncology (ESMO) and the American Society of Clinical Oncology (ASCO).

His practice encompasses both solid tumors and hematologic malignancies, with a long-standing commitment to patient care and multidisciplinary collaboration.

Dr. Jose Enrique Montoya is a board-certified Internist and Medical Oncologist with over 16 years of clinical experience in internal medicine, cancer care, academic teaching, and research.

He completed his Doctor of Medicine degree at the University of Santo Tomas, followed by his residency and fellowship at the National Kidney and Transplant Institute (NKTI). He also served as Clinical Fellow in Medical Oncology at the National Cancer Centre Singapore, from 2013 to 2015.

He is a Fellow of the Philippine College of Physicians and the Philippine Society of Medical Oncology.

Dr. Marwin Morales Manalo, MD

Internal Medicine Specialist | Medical Oncologist

Dr. Marwin Manalo is a board-certified Internist with over 20 years of clinical experience in adult internal medicine and oncology care.

He earned his Doctor of Medicine and Bachelor of Science in Biology degrees from the University of Santo Tomas, and completed his Internal Medicine residency at Jose Reyes Memorial Medical Center, followed by fellowship training in Medical Oncology at the same institution from 2002 to 2004.

Dr. Manalo is a Diplomate of the Philippine College of Physicians (2005) and a Fellow of the Philippine Society of Medical Oncology. He has contributed to research on carcinoma vs. sarcoma and colonic cancer, and is a long-standing member of the Philippine Medical Association.

Dr. Noel Sampang Chua is a licensed and board-certified Internal Medicine specialist with over 18 years of clinical experience focused on the diagnosis, treatment, and long-term care of adult diseases, including the management of breast-related cases.

He completed his Doctor of Medicine degree as Valedictorian at Angeles University Foundation School of Medicine, where he was also awarded Most Outstanding Clinical Clerk. He later served as Chief Resident during his Internal Medicine residency at the same institution.

Since passing the Philippine licensure exam in 2005, Dr. Chua has practiced in both hospital and private clinical settings.

He is a member of the Philippine Medical Association and the Angeles City Medical Society, and has published case reports on hypereosinophilic syndrome and cerebral infarction.

Dr. Paulo S. Tioleco is a board-certified internist and medical oncologist with over 15 years of clinical experience since obtaining his Philippine physician license in 2004. He specializes in internal medicine and medical oncology, with advanced training from the University of the Philippines–Philippine General Hospital (UP-PGH), where he completed his residency and fellowship.

He is a Fellow of the Philippine College of Physicians and the Philippine Society of Medical Oncology, and a member of the Pampanga Medical Society.

His medical education includes a Doctor of Medicine degree and a Master of Science in Clinical Medicine, major in Medical Oncology, from UP Manila. He also holds a degree in Chemistry from UP Diliman.

With a strong foundation in evidence-based care, Dr. Tioleco brings expertise, compassion, and depth to his practice in cancer care and internal medicine.

Dr. Yancel Donna M. Mercado is a board-certified internist and medical oncologist with 13 years of clinical practice since passing the Philippine Physicians’ Licensure Examination in 2013. She earned her Doctor of Medicine degree from the University of Santo Tomas (2012) and completed her postgraduate internship at the DOH–Philippine Centers for Specialized Healthcare, where she was recognized as Most Outstanding Post Graduate Intern in Internal Medicine.

She underwent Internal Medicine residency training at Chinese General Hospital Medical Center and became a Diplomate of the Philippine Specialty Board of Internal Medicine in 2018. She completed her Medical Oncology Fellowship at St. Luke’s Medical Center–Quezon City (2021), where she served as Assistant Chief Fellow.