Medical Leadership for Modern Addiction Treatment Care

40 Years of Clinical Expertise

Dr. Jayson A. Hymes, M.D., M.P.H., D.F.A.S.A.M., D.F.A.C.P.M., Q.M.E., is a Harvard-trained in Addiction Medicine. He is also board-certified in Pain and Anesthesia, and brings more than 40 years of clinical leadership experience across diverse healthcare settings.


Dr. Jayson A. Hymes founded Regent based on a clear conviction. He believes that addiction treatment is made better when the tone from leadership is one of integrity and commitment to care. This is why Regent upholds the strictest standards both on the clinical and human levels.

Leadership with Integrity


Standards That Never Compromise

The concept of unrelenting medical responsibility sits at the core of Regent's purpose and messaging. Dr. Hymes brings years of experience in addiction medicine to the table. His goal is to help addiction centers of all sizes serve their patients with impeccable care. He believes that it’s vital to go past the detox-only mindset.

Our Story

Regent exists to bring treatment centers into greater compliance with best practices. Regent operates independently as a third-party medical authority. Our roles are tied to medical oversight, clinic management, and physician accountability.

Helen Gumanti is the Managing Partner and Co-Founder of Regent Addiction Treatment Medical Directorship. She oversees the daily operations and strategic growth, as well as the international expansion.

She works closely with Dr. Hymes to ensure that Regent’s medical directorship model is delivered with consistency and integrity.

We help leadership and executive decision makers create greater accountability.

Leadership Rooted in Integrity

At Regent, we understand the complexity of addiction care. That's why we work so closely with our clients to ensure every decision is guided by evidence. It's not just about helping a client to become a highly rated addiction treatment center in California. We help to pivot clinical management toward a culture of accountability. This better protects patients and supports clinical teams. It also makes addiction treatment programs stronger.

Our work is driven by a deep commitment to medical responsibility. Regent provides clinical management designed to protect patients. We also help support clinical teams and strengthen treatment programs. Every decision is guided by evidence, accountability, and respect for the complexity of addiction care.

A Different Kind of Medical Directorship

What makes Regent unique among medical directorship firms is our commitment to consistency. Once signed on, Regent delivers continuous protocol review. This ensures that compliance remains intact. Additionally, we offer ongoing support for team performance oversights.

California-Based

Regent works with California addiction centers and clinics to establish increased accountability. We help clinics and centers become more aligned with standards of care. We operate in settings where clear clinical authority is critical. Our results stand apart because our approach is unique.

Global Expansion

Regent is preparing for international expansion beginning in 2026, with Bali, Indonesia, being its first international growth market. This expansion will focus on physician-led advisory services that are aligned with international healthcare standards.