Dr. Hamadeh graduated from the American University of Beirut in 1984 and completed Family Medicine training at the Medical University of South Carolina. He is American Board Certified in Family Medicine and in Clinical Informatics. Prior to joining CMU in March 2021, Dr Hamadeh was Chairperson of Family Medicine at the American University of Beirut. He has many years of experience in applying technology and innovation to medical education and patient care as a Family Medicine educator, health services leader and consultant to public and private health care organizations in the Middle East. He joined CMU as Family Medicine faculty and Chief Medical Informatics Officer with Medical Education Partners.
More about Ghassan Hamadeh
B.A., B.S., Biology Chemistry, American University of Beirut, Lebanon
Publications & Presentations
Romani M, Ahmed MA, Salman DO, Hamadeh G, Assaf SA, Sakr CJ (2023). Prevalence and Characteristics of Health and Wellness Programs for Arab Hospitals' Employees: A Cross-Sectional Study. Risk management and healthcare policy.
El-Jarrah RT, Naji FB, Hamadeh G, Abdul Rahman M, Charafeddine H (2022). Perspectives of patients on medical acupuncture in a primary care setting in Lebanon: a cross-sectional study. Acupuncture in medicine : journal of the British Medical Acupuncture Society.
Naji FB, Wahab K, Hamadeh G, Hlais S (2021). Perspectives of physicians on medical acupuncture in Lebanon: a preliminary study. Acupuncture in medicine : journal of the British Medical Acupuncture Society.
Salah H, Mataria A, Wajid G, Mandil A, Hamadeh G, Osman M, Al Sharief W, Badr E, Hegazy NN, Soliman S (2021). Promoting family practice-based model of care: the role of WHO's professional diploma in family medicine in the Eastern Mediterranean Region. Eastern Mediterranean health journal = La revue de sante de la Mediterranee orientale = al-Majallah al-sihhiyah li-sharq al-mutawassit.
Al-Harakeh L, Abbas H, Hassan H, Hallal Z, Hamadeh G, Kurdi M, Abou Selwan C, Karam R (2021). Survey investigating the knowledge and awareness of payers and patient advocacy groups about the health technology assessment process in Lebanon. International journal of technology assessment in health care.
Chehab H, BouDaher H, Mokahal AE, ElHaddad A, Rimmani H, Hamadeh G, Tawil A, Sharara AI (2021). Positive predictive value of fecal immunochemical test for high-risk colonic adenomas and carcinoma: A health maintenance organization cohort screening study in Lebanon. Arab journal of gastroenterology : the official publication of the Pan-Arab Association of Gastroenterology.
Kimberley Z, Martine E, Mohamad H, Marilyne D, Fadi F, Ghassan H, Fadi M, David B, Jana H (2020). P043 IBD in Lebanon: An Observational Descriptive Sstudy. The American journal of gastroenterology.
Ramadan B, Metni M, Hamadeh G, Kurdi M, Karam R (2019). Requirements for a Successful Drug Launch in Small Markets: A Pilot Study in Lebanon. Value in health regional issues.
Antoun J, Hamadeh G, Romani M (2019). Effect of computer use on physician-patient communication using interviews: A patient perspective. International journal of medical informatics.
Bardus M, Ali A, Demachkieh F, Hamadeh G (2019). Assessing the Quality of Mobile Phone Apps for Weight Management: User-Centered Study With Employees From a Lebanese University. JMIR mHealth and uHealth.
Makarem NN, Tavitian-Elmadjian LR, Brome D, Hamadeh GN, Einarsen S (2018). Assessment of workplace bullying: reliability and validity of an Arabic version of the Negative Acts Questionnaire-Revised (NAQ-R). BMJ open.
Musharrafıeh U, Hamadeh G, Touma A, Fares J (2018). Nasopharyngeal linguatulosis or halzoun syndrome: clinical diagnosis and treatment. Revista da Associacao Medica Brasileira (1992).
Bardus M, Hamadeh G, Hayek B, Al Kherfan R (2018). A Self-Directed Mobile Intervention (WaznApp) to Promote Weight Control Among Employees at a Lebanese University: Protocol for a Feasibility Pilot Randomized Controlled Trial. JMIR research protocols.
Lakkis NA, Adib SM, Hamadeh GN, El-Jarrah RT, Osman MH (2018). Bladder Cancer in Lebanon: Incidence and Comparison to Regional and Western Countries. Cancer control : journal of the Moffitt Cancer Center.
Hseiki RA, Osman MH, El-Jarrah RT, Hamadeh GN, Lakkis NA (2017). Knowledge, attitude and practice of Lebanese primary care physicians in nutrition counseling: a self-reported survey. Primary health care research & development.
Diab HA, Hamadeh GN, Ayoub F (2017). Evaluation of Periodontal Status and Treatment Needs of Institutionalized Intellectually Disabled Individuals in Lebanon. Journal of International Society of Preventive & Community Dentistry.
Lakkis NA, Adib SM, Hamadeh G, El Jarrah R, Osman MH (2017). Sociological Transition and Breast Cancer in the Arab World: the Experience of Lebanon Asian Pacific journal of cancer prevention : APJCP.
Diab HA, Salameh Z, Hamadeh GN, Younes G, Ayoub F (2017). Oral Health Status of Institutionalized Individuals with Intellectual Disabilities in Lebanon. Journal of oral & maxillofacial research.
Diab HA, Hamadeh GN, Ayoub F (2017). A survey of Oral Health in Institutionalized Population with Intellectual Disabilities: Comparison with a National Oral Health Survey of the Normal Population. Journal of International Society of Preventive & Community Dentistry.
Khalife J, Rafeh N, Makouk J, El-Jardali F, Ekman B, Kronfol N, Hamadeh G, Ammar W (2017). Hospital Contracting Reforms: The Lebanese Ministry of Public Health Experience. Health systems and reform.
Melhem NM, Mahfouz RA, Kreidieh K, Abdul-Khalik R, El-Khatib R, Talhouk R, Musharrafieh U, Hamadeh G (2016). Potential role of killer immunoglobulin receptor genes among individuals vaccinated against hepatitis B virus in Lebanon. World journal of hepatology.
Lakkis NA, Khoury JM, Mahmassani DM, Ramia MS, Hamadeh GN (2016). Psychological distress and coping strategies in parents of children with cancer in Lebanon. Psycho-oncology.
Sharara AI, Chalhoub JM, Hammoud N, Harb AH, Sarkis FS, Hamadeh G (2016). Low Prevalence of Hypomagnesemia in Long-term Recipients of Proton Pump Inhibitors in a Managed Care Cohort. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association.
Romani MH, Hamadeh GN, Mahmassani DM, AlBeri AA, AlDabbagh AM, Farahat TM, AlShafaee MA, Lakkis NA (2016). Opportunities and barriers to enhance research capacity and outputs among academic family physicians in the Arab world. Primary health care research & development.
Ghadieh AS, Hamadeh GN, Mahmassani DM, Lakkis NA (2015). The effect of various types of patients' reminders on the uptake of pneumococcal vaccine in adults: A randomized controlled trial. Vaccine.
Lakkis NA, Mahmassani DM, Hamadeh GN (2015). Diabetes quality of care at a university community in Beirut. Journal of evaluation in clinical practice.
Antoun J, Romani M, Johnson A, Brock C, Hamadeh G (2014). Balint seminars: the transatlantic experience through videoconference. Family practice.
Antoun JM, Hamadeh GN, Adib SM (2014). What matters in the patients' decision to revisit the same primary care physician? Le Journal medical libanais. The Lebanese medical journal.
Ammar W, Khalife J, El-Jardali F, Romanos J, Harb H, Hamadeh G, Dimassi H (2013). Hospital accreditation, reimbursement and case mix: links and insights for contractual systems. BMC health services research.
Lakkis NA, Maalouf GJ, Mahmassani DM, Hamadeh GN (2013). Insulin therapy attitudes and beliefs of physicians in Middle Eastern Arab countries. Family practice.
Isma'eel H, Mohanna Z, Hamadeh G, Alam E, Badr K, Alam S, Rebeiz A (2012). The public cost of 3 statins for primary prevention of cardiovascular events in 7 Middle East countries: not all of them can afford it. International journal of cardiology.
Romani MH, Musharrafieh UM, Lakkis NA, Hamadeh GN (2011). Family physicians beliefs and attitudes regarding adult pneumococcal and influenza immunization in Lebanon. Family practice.
Lakkis NA, Atfeh AM, El-Zein YR, Mahmassani DM, Hamadeh GN (2011). The effect of two types of sms-texts on the uptake of screening mammogram: a randomized controlled trial. Preventive medicine.
Khattar JA, Hamadeh GN, Rahi AC, Musharrafieh UM (2010). Common dermatologic diseases among students at a tertiary care center in Lebanon. Le Journal medical libanais. The Lebanese medical journal.
Lakkis NA, Adib SM, Osman MH, Musharafieh UM, Hamadeh GN (2010). Breast cancer in Lebanon: incidence and comparison to regional and Western countries. Cancer epidemiology.
Sinno DD, Shoaib HA, Musharrafieh UM, Hamadeh GN (2009). Prevalence and predictors of immunization in a health insurance plan in a developing country. Pediatrics international : official journal of the Japan Pediatric Society.
Saab BR, Sidani N, Merheb M, Mahmassani D, Ghaddar F, Hamadeh G (2009). Zooming in to health ethics: an action to promote ethics. Family medicine.
Ayoub F, Yehia M, Rizk A, Al-Tannir M, Abi-Farah A, Hamadeh G (2008). Forensic norms of female and male Lebanese adults. The Journal of forensic odonto-stomatology.
Musharrafieh UM, Bizri AR, Nassar NT, Rahi AC, Shoukair AM, Doudakian RM, Hamadeh GN (2008). Health care workers' exposure to blood-borne pathogens in Lebanon. Occupational medicine (Oxford, England).
El Jamil F, Hamadeh GN, Osman H (2007). Experiences of a support group for interns in the setting of war and political turmoil. Family medicine.
Khattar JA, Musharrafieh UM, Tamim H, Hamadeh GN (2007). Topical zinc oxide vs. salicylic acid-lactic acid combination in the treatment of warts. International journal of dermatology.
Bizri AR, Nuwayhid IA, Hamadeh GN, Steitieh SW, Choukair AM, Musharrafieh UM (2006). Association between hepatitis A virus and Helicobacter pylori in a developing country: the saga continues. Journal of gastroenterology and hepatology.
Saab BR, Kanaan N, Hamadeh G, Usta J (2003). Postgraduate educational program for primary care physicians in remote areas in Lebanon. The Journal of continuing education in the health professions.
Musharrafieh UM, Nuwayhid IA, Hamadeh GN, Steitieh SW, Bizri AR (2002). Immunity to chickenpox among school adolescents in Lebanon and options for vaccination. Epidemiology and infection.
Hamadeh GN, Adib SM (2001). Changes in attitudes regarding cancer disclosure among medical students at the American University of Beirut. Journal of medical ethics.
Johnson AH, Brock CD, Hamadeh G, Stock R (2001). The current status of Balint groups in US family practice residencies: A 10-year follow-up study, 1990-2000. Family medicine.
Saab BR, Hamadeh GN, Sfeir JJ, El Zein A (2001). List of essential drugs for primary care in Lebanon. Le Journal medical libanais. The Lebanese medical journal.
Bizri AR, Hamadeh GN, Musharrafieh UM (2001). The current status of antibiotic prescribing in ambulatory care the Lebanese experience. Le Journal medical libanais. The Lebanese medical journal.
Ashkar K, Bulbul M, Sharara A, Hourani M, Hamadeh GN (2001). Cancer screening for the primary care physician. Le Journal medical libanais. The Lebanese medical journal.
Hamadeh GN, Dickerson LM, Saab BR, Major SC (2001). Common prescriptions in ambulatory care in Lebanon. The Annals of pharmacotherapy.
Ammar W, Hamadeh R, Abu Shakra Z, Hamadeh G (2000). The government health center role redefined: cervical cancer screening in the Shouf area. Le Journal medical libanais. The Lebanese medical journal.
Hamadeh G (2000). Automation of practice management in a Lebanese University Health Clinic. Topics in health information management.
Akel M, Hamadeh G (1999). Quality of diabetes care in a university health center in Lebanon. International journal for quality in health care : journal of the International Society for Quality in Health Care.
Hamadeh GN, Saab BR, Adib SM, Mroueh SM (1999). Recommendations for the school health physical examination in Lebanon. Le Journal medical libanais. The Lebanese medical journal.
Adib SM, Hamadeh GN (1999). Attitudes of the Lebanese public regarding disclosure of serious illness. Journal of medical ethics.
Jamal N, Choucair B, Khalil H, Hamadeh G (1999). Survey of a Bekaa community health needs. Le Journal medical libanais. The Lebanese medical journal.
Hamadeh GN, Adib SM (1998). Cancer truth disclosure by Lebanese doctors. Social science & medicine (1982).
Musharrafieh U, Hamadeh G, Doudakian R (1998). Pesticides primer for the primary care physician. Le Journal medical libanais. The Lebanese medical journal.
Hamadeh G, Daher M, Bizri AR (1998). Adapting guidelines to Lebanese clinical practice. Le Journal medical libanais. The Lebanese medical journal.
Saab BR, Shararah NH, Hamadeh GN, Sarru EA, Makarem MM, Usta JA (1998). Purified protein derivative (PPD) conversion rate among Lebanese children in Beirut. Le Journal medical libanais. The Lebanese medical journal.
Hamadeh G, Khogali M (1997). Family medicine in the Middle East. The Journal of the American Board of Family Practice.
Hamadeh G, Dedmon C, Mozley PD (1995). Postpartum fever. American family physician.
Ornstein SM, Garr DR, Jenkins RG, Musham C, Hamadeh G, Lancaster C (1995). Implementation and evaluation of a computer-based preventive services system. Family medicine.
Saab BR, Hamadeh GN (1995). Circumcision devices. The Journal of family practice.
Adib SM, Nuwayhid I, Hamadeh GN (1995). Most common diseases treated in primary health care facilities in Lebanon. Le Journal medical libanais. The Lebanese medical journal.
Lancaster CJ, Johnson AH, Hamadeh GN (1993). Survey of family medicine residents evaluation methods. Family medicine.
Hamadeh G, Lancaster C, Johnson A (1993). Introducing the Objective Structured Clinical Examination to a family practice residency program. Family medicine.
Hamadeh GN, Turner BW, Trible W Jr, Hoffmann BJ, Anderson RM (1992). Laboratory outbreak of Q fever. The Journal of family practice.
Hamadeh G (1992). The active phase of labor: a clarification. Family medicine.
Hamadeh G (1989). Documentation of after-hours telephone contacts by family medicine residents. Family medicine.
Hamadeh G (1987). Religion, magic, and medicine. The Journal of family practice.
Credentials, Certifications & Awards
Membership in Professional Organizations
American Medical Informatics Association (AMIA)
American Association for Physician Leadership
Society of Teachers of Family Medicine
American Academy of Family Practice