ergregorio's picture
Ernesto R. Gregorio, Jr., DAPE, MPH
Assistant Professor
Department of Health Promotion & Education

Prof. Jun Gregorio is at present an Assistant Professor 7 and Chair of the Department of Health Promotion and Education, UP Manila-CPH. He obtained his Bachelor of Science in Medical Technology, Diploma in Applied Parasitology and Entomology (with Distinction), and Master of Public Health degrees from the Manila Central University, Institute for Medical Research (Malaysia) and the University of the Philippines Manila respectively. He is a candidate for the Doctor of Public Health degree (Health Promotion and Education track) also at the University of the Philippines Manila. He was a recipient of SEAMEO-TROPMED and DOST scholarship grants and Professorial Chair Award.

Asst. Prof. Gregorio teaches public health education, special problems in health education, teaching of preventive medicine and public health, sociocultural determinants of health, human behavior in health care organization. He mentors students during their special studies/research and field practice. He also serves as panel member in undergraduate and graduate research defense.

His present research involvement includes Gender Competence in Ethics Review in the Philippines, Program Evaluation of the Health Emergency and Management Bureau, School Disaster Risk Reduction and Management, Adolescents Sexual Reproductive Health/ STI/HIV/AIDS Research. He was one of the investigators in Emergency and Disaster Preparedness Among Higher Education Institutions in the National Capital Region, Assessment of a Health Promotion and Education Module of UP-CPH.

Asst. Prof Gregorio serves as a consultant/ resource person in health promotion, program evaluation, counseling, qualitative research, health leadership and governance, school health, and disaster management in schools and a member of hospital ethics review board.

He has authored/coauthored publications on lived experiences of seafarers, socio-behavioral aspects of mosquito control and public health managers and manuals on Barangay Nutrition Scholars, patient communication and counseling on TB and Action for Healthier Families, and a Guide for Research in Health, Nursing and the Social Sciences.



  • Hernandez PM, Katsuno C, Gregorio ER, Lomboy MF, Nonaka D, Estrada CA, Pimentel JM, Bernadas RM, Kobayashi J. Quality of public school toilets and the frequency of changing sanitary napkins among students in public secondary schools in the City of Manila, Philippines.. Tropical medicine and health 1. (2019); 47(1); 5
  • Hernandez, P. M. R., Gregorio Jr, E. R., Medina, J. R. C., Lomboy, M. F. T. C., Talaga, A. D. P., Kodama, M., & Kobayashi, J. Knowledge, attitudes, and practices of public secondary school teachers on Zika Virus Disease: A basis for the development of evidence-based Zika educational materials for schools in the Philippines. PloS one. (2019); 14(3); e0214515.
  • Estrada, C. A. M., Lomboy, M. F. T. C., Gregorio, E. R., Amalia, E., Leynes, C. R., Quizon, R. R., & Kobayashi, J. Religious education can contribute to adolescent mental health in school settings. International journal of mental health systems. (2019); 13(1); 1-6
  • Hernandez PMR, Estrada CM, Nonaka D, Gregorio ER, Leynes CR, del Castillo RT, Hayakawa T and Kobayashi J. Suicidal ideation, suicidal behaviors, and attitudes towards suicide of adolescents enrolled in the Alternative Learning System in Manila, Philippines – a mixed methods study. Tropical Medicine and Health. (2019); 47(22); doi: 10.1186/s41182-019-0149-6
  • Ernesto Ramos Gregorio, Jr. Jun Kobayashi, John Robert Carabeo Medina, Nymia Pimentel Simbulan. Knowledge, attitudes, and related practices of Filipino seafarers regarding cardiovascular diseases. International Maritime Health (2016). Scopus Indexed, Impact Factor = 0.61. (2016); 67 (4); 214-222
  • Takahashi, K., Kodama, M., Gregorio, E.R., Jr., Tomokawa, S., Asakura, T., Waikagul, J., Kobayashi, J. School Health: an essential strategy on promoting community resilience and preparedness for natural disasters. Global Health Action. (2015). Indexed in PubMed/PubMed Central and Scopus, Impact Factor = 1.712. (2015); ;
  • Calpito, KC, Canizares, V., Celis, V., R., Duarte, N.P., Guevarra, J.P., Gregorio, E.R. Jr. Selected Socio-demographic and Psychosocial Variables Related to Mothers’ Preference for Childbirth Setting in a Barangay in Rosario, Cavite. ACTA MEDICA PHILIPPINA. (2015); 49 (3);
  • Guevarra, J.P., Ramos-Mortel, B.M., Gregorio, E.R. Jr., Castillo, E.C. Assessment of a Public Health Promotion and Education Module at the Graduate Level: A Basis for Revision of Learning Resource Material for Teaching and Training Health Promotion and Education. ACTA MEDICA PHILIPPINA. (2015); 49 (3);
  • Felizardo, JR, Labo, GC, Valdez, LM, Villacorta, JE, Gregorio, Er, Jr. Knowledge, Attitudes, Perceptions and Practices Related to Ovicidal-Larvicidal Traps for Dengue Control Among Households in one Barangay in Quezon City.. Acta Medica Philippina, Scopus Indexed.. (2014); 48 (3);
  • Gregorio, ER, Jr., Guevarra, JP, Castillo, EC. Action for Healthier Families Facilitator’s Manual, WHO WPRO. . (2014); ;
  • Guevarra, JP, Ramos-Mortel, BTM, Gregorio, ER, Jr., Monzon, FC, Arias, EA. Barangay Nutrition Scholar handbook.. . (2014); ;
  • Gregorio, ER, Jr.. The Filipino Seafarer's Lived Experiences Aboard International Shipping Vessels: A Basis for Health Promotion Intervention.. Acta Medica Philippina, Scopus Indexed. (2012); 46(3);
  • Hokama T., Gregorio, ER, Jr., Gloriani, NG.. A Case Report on Public Health Managers in Philippine Rural Communities - A New Career Path for Graduates with a Bachelor Of Science in Public Health. Ryukyu Medical Journal. (2011); 30(1-4); 49-54
  • Gregorio, ER, Jr., Ramos-Mortel, BTM, Guevarra, JP. Manual on Patient Counseling and Effective Communication for Public Health Midwives and Barangay Health Workers.. . (2010); ;
  • Gregorio, ER, Jr. & Mencias, CF. Guide for Research in Health, Nursing and the Social Sciences. C & E Publication, Quezon City, Gregorio, ER, Jr. & Mencias, CF. (2008); ;