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meet our team
Each of our team members, here at iOptimal Functional Medicine, are featured below and their specialties.
To find out more about each practitioner, click on any one of them.
Alexandra Nowak,BScN,MSc,NP-PHC
Nurse Practitioner
Alexandra Nowak, BScN, MSc, NP-PHC (NP Alex) is a Chief Medical Officer at iOptimal Functional Medicine, a virtual clinic dedicated to functional, preventive and personalized healthcare. With extensive clinical experience, NP Alex specializes in Functional Medicine and Advanced Bioidentical Hormone Replacement Therapy (BHRT). Her qualifications include a Master of Science in Nursing and a Primary Care Nurse Practitioner Certificate from the University of Toronto, as well as BHRT certification through the Academy of Preventive and Innovative Medicine at WorldLink Medical. She also completed clinical training at Cambridge Memorial Hospital.
NP Alex takes an individualized, patient-centered approach, integrating evidence-informed medical practice with functional medicine principles to explore contributing factors to health concerns and support long-term well being. She works collaboratively with patients to develop personalized care plan focused on hormonal health, metabolic function, symptom management and overall health optimization.
As Chief Medical Officer, NP Alex helps guide the clinical vision of iOptimal Functional Medicine, emphasizing individualized care, evidence-informed treatment strategies, and a comprehensive approach to health. She is committed to empowering patients to make informed decisions about their health and supporting them in pursuing sustainable, long-term wellness.
Heba Mansour, MD, M.B, B.CH., LMCC
International medical Doctor
Dr. Heba Mansour is an International Physician with a strong background in primary care and Integrative Medicine. She earned her Bachelor of Medicine and Surgery (M.B., B.Ch.) from the Faculty of Medicine at Ain Shams University in Egypt in 2003.
Dr. Mansour began her medical career as a Primary Care Physician, gaining extensive experience in comprehensive patient assessments, chronic disease management, women’s health, and preventive care. This foundation shaped her holistic, patient-centered approach, which remains central to her practice today.
After relocating to Canada, Dr. Mansour successfully completed the Medical Council of Canada Qualifying Examinations and holds the Licentiate of the Medical Council of Canada (LMCC), reflecting her compliance with Canadian Medical Standards and clinical competence.
With a special interest in Hormones and Metabolic Health, Dr. Mansour completed advanced training in Bio-Identical Hormone Replacement Therapy (BHRT) through Worldlink Medical. This allows her to offer an evidence-informed, personalized, and integrative approach to hormonal balance, metabolic health, and healthy aging.
Dr. Mansour believes in treating the whole person—not just symptoms. She works closely with patients to understand their unique biology, lifestyle, and health goals, developing individualized care plans that focus on identifying root causes, restoring balance, and supporting long-term wellness.