Dr. Kenneth Santiago, MD
Lead Principal Investigator — Myrtle Beach, SC

About Dr. Santiago
Dr. Kenneth Santiago is the Lead Principal Investigator for Vitalix Clinical’s Myrtle Beach location. A board-certified Internal Medicine physician with more than two decades of clinical experience, Dr. Santiago has dedicated his career to caring for medically complex patients across hospital, rehabilitation, skilled nursing, outpatient, and home-based settings. He completed his Internal Medicine residency at Baystate Medical Center/Tufts University School of Medicine and is board certified in Internal Medicine.
As the founder of a thriving multispecialty practice in the Myrtle Beach area, Dr. Santiago recognized that many patients continued to struggle despite currently available treatment options. Seeing the need to provide access to innovative therapies before they become widely available, he partnered with Vitalix Clinical to establish the Myrtle Beach research site. Today, the site combines a large behavioral health network with a multispecialty medical practice, creating broad access to diverse patient populations across CNS and general medicine indications.
Dr. Santiago has served as Principal Investigator on numerous clinical trials spanning psychiatry, central nervous system disorders, and general medicine. His experience includes studies in major depressive disorder, treatment-resistant depression, Alzheimer’s disease agitation, pediatric insomnia, gastroenterology, cardiovascular disease, and other therapeutic areas.
Under Dr. Santiago’s leadership, the Myrtle Beach location is focused on delivering high-quality clinical research while expanding access to cutting-edge treatment options for patients throughout the region.
Clinical expertise
Dr. Santiago brings over two decades of complex patient care and broad Phase II–III trial experience across CNS, psychiatry, and general medicine.
Internal Medicine & Complex Care
Over 20 years caring for medically complex patients across hospital, rehabilitation, skilled nursing, outpatient, and home-based settings.
CNS & Psychiatric Research
Principal Investigator experience spanning major depressive disorder, treatment-resistant depression, Alzheimer’s disease agitation, pediatric insomnia, and more.
Multispecialty Practice Leadership
Founder of a thriving multispecialty practice in Myrtle Beach, combining a large behavioral health network with broad general medicine patient access.
Our people
Meet the rest of the team
Dr. Santiago works alongside experienced investigators and research professionals committed to high-quality trials and compassionate patient care.
