Meet Our Team
Dr. Marwa Hazzah, MD, MS, IFMCP
For over 20 years, Dr. Marwa Hazzah has been helping patients heal by getting to the root cause of disease. Trained in hematology, oncology, internal medicine, functional medicine, and homeopathy, she combines science-backed treatments with a holistic approach to help patients reclaim their health.
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Medical Degree – Cairo University (1999)
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Hematology & Oncology Residency – Cairo University Teaching Hospital (2000-2003)
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Master’s in Science (Bone Marrow Transplant)
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U.S. Internal Medicine Residency – Mount Sinai School of Medicine, NYC (2006-2009)
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Board Certified in Internal Medicine Since 2009
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Research & Training at top institutions: Mount Sinai, Columbia Presbyterian, Albert Einstein College of Medicine, and Memorial Sloan Kettering​
Her Expertise
Dr. Hazzah spent over a decade in primary care, frustrated by the limitations of conventional medicine in treating chronic illness. Determined to find better solutions, she pursued:
✔ Functional Medicine Certification – Institute for Functional Medicine (IFMCP)
✔ Advanced Homeopathy Training – Center for Clinical Education & Development
✔ Specialization in autoimmune diseases, chronic illness, and immune system disorders
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Recognitions & Impact
- Voted "Top Doctor" (2020 & 2021) – Castle Connolly & The American Registry
- Selected Speaker – IFM Annual International Conference (2021)
- Helped patients avoid hospitalizations and achieve better outcomes during COVID-19 using an integrative, root-cause approach
- Bilingual in English and Arabic, helping to bring holistic medicine to more people in the community
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A Patient-Centered Approach
At Revive and Thrive Holistic Medical, Dr. Hazzah helps patients move beyond symptom management to real, lasting healing. If you're facing autoimmune issues, chronic illness, or unexplained symptoms, she offers a personalized path to better health and lasting wellness. You don’t have to settle for feeling “okay.” Let’s get you thriving.
Isabel Serrano, PhD
Isabel is a Certified Health Coach and Yoga and Mindfulness Instructor who practices a holistic approach to health and wellness by looking at how all areas of life are connected and finding useful ways to achieve balance in life.
She is an Institute for Integrative Nutrition graduate who understands the principle of individuality and respects everyone’s personal process. She also has a Master’s Degree in Wellness Management from Ball State University, The Fisher Institute for Wellness and Gerontology (Muncie, USA).
She is a wellness ambassador who promotes self-awareness as a means to achieving overall well-being, demonstrates significant ways to incorporate healthier food options and sensible lifestyle choices based on the individual needs and characteristics of each client, collaborates with clients offering a realistic approach to attaining balance and achieving wellbeing goals, facilitates ways to create long-term positive change as individuals regain the power of their choices in life.
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Since 2015, she has been successfully guiding clients in developing sustainable habits that contribute to good health by making their well-being a priority. Her master’s in Wellness Management has also equipped her to fulfill her role as a wellness ambassador in corporate settings.
​She truly cares about everyone’s wellbeing and thrives on supporting those who need a hand on their path to better health and life balance. She establishes a relationship of respect and empathy with her participants and offers a dynamic learning process in which they learn to cultivate mindfulness and make wise decisions around their well-being.
Isabel loves to cook and write, and her happy place is a sunny beach. Her life philosophy is one of balance and flexibility, along with many doses of daily laughter.
Can Speak Spanish and English ( Patients of Latin Origins).
Tina Sassine, RD
Tina is a health-conscious individual with a passion for helping others become the healthiest version of themselves. After graduating with a Bachelor’s Degree in Nutrition, she went on to gain experience in both clinical and healthcare settings.
Since nutrition is an ever-evolving science, she became a health writer and coach as she believes that the true value of knowledge comes from the ability to share it.
Tina devotes her free time to writing research-based articles online so that everyone can have access to trusted health information.
She also greatly enjoys exercising, learning new recipes, and seeking adventurous opportunities.
Living healthier isn’t always the easiest; that’s why you won’t be doing it alone. As a Nutrition Coach at Revive and Thrive Holistic Medical, Tina’s goal is to be by your side as you embark upon this enlightening health journey.
She hopes to provide you with guidance, support, and empowerment that will facilitate the process of becoming a healthier and better version of yourself. Your sessions with her will be all about you and your health goals.
Tina Can speak Both Arabic and English. (Middle East Patients).