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Mark Stadler
Chief Executive Officer
Mark drives AccessHope’s strategy and direction to ensure the cancer care pioneered by the best and brightest is readily accessible by all. He’s a successful healthcare executive with an entrepreneurial spirit and a particular talent for leading startup organizations and growing mature companies.
Prior to AccessHope, Mark was the President and Chief Executive Officer of BridgeHealth. Under his leadership, BridgeHealth quickly grew its top line, significantly expanded the number of covered lives in its programs, and improved utilization across its book of business.
Todd Sachs, M.D.
Chief Medical Officer
Dr. Todd Sachs leads AccessHope’s clinical team and oversees the remote delivery of our cancer support services. Passionate about addressing healthcare disparities and promoting value-based care, Todd is deeply dedicated to staying in the know on the newest protocols and medications in the always-advancing field of oncology.
Board certified by the American Board of Surgery and a fellow of the American College of Surgeons, Todd specializes in endocrine surgery of the thyroid and parathyroid glands. He also belongs to the California Medical Association and Los Angeles Surgical Society.
Joseph Alvarnas, M.D.
Chief Clinical Advisor, AccessHope
Dr. Alvarnas serves as Chief Clinical Advisor at AccessHope. He served previously as Director of Value Based Analytics and Director of Clinical Quality for the City of Hope Alpha Stem Cell Clinic. His patients praise him for his bedside manner, and he continues to speak passionately about issues like healthy living and preventive care as key weapons against cancer.
Afsaneh Barzi, M.D., Ph.D.
Medical Director, AccessHope
Dr. Barzi is AccessHope’s Medical Director of gastrointestinal oncology, specializing in the treatment of gastrointestinal cancers affecting the colon, rectum, pancreas, stomach, and liver. She’s passionate about improving her patients’ quality of life, believing in not just high-quality care but also “high-intensity” care.
Jack West, M.D.
Executive Medical Director, AccessHope
Dr. West is an Associate Clinical Professor in Medical Oncology and Therapeutics Research at City of Hope and serves as Executive Medical Director of AccessHope. He is dedicated to finding innovative approaches to delivering sub-specialist expertise, using tools such as remote case reviews and telemedicine consultations.
Debra Wong, M.D.
Medical Director, AccessHope
Dr. Wong is a board-certified medical oncologist and a Medical Director at AccessHope, where she holds dual roles in teleoncology for local oncologists and their patients, and organizational strategy development. She maintains broad expertise in solid tumor oncology and advocates for integrating supportive care and quality-of-life measures into precision oncology care. For her humanity and whole-person approach, she has earned recognition among peers and patients alike.