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Our story.

At Riordan Centers, science doesn’t replace compassion–it elevates it.

View Our History

2023
2023 Approval of a Preclinical Study by CNBI, marking a significant step in the development of biosimilar mesenchymal stem cells (MSCs) under different production methodologies.
2022
2022 Launched the third IND application for DMD, further advancing clinical research in the United States.
2020
2020 Began research into rheumatoid arthritis, expanding treatment applications for autoimmune diseases.
2019
2019 Published clinical findings on Autism Spectrum Disorder (ASD), providing new insights into the potential of stem cell therapy for neurodevelopmental conditions.
2018
2018 Published clinical research on Multiple Sclerosis (MS).
2014-2015
2014-2015 Submitted two Investigational New Drug (IND) applications in the U.S. for Duchenne Muscular Dystrophy (DMD).
2011
2011 Expanded operations with a new research and production lab in Ciudad del Saber, Panama.
2010
2010 Dr. Riordan’s research on mesenchymal stem cells (MSCs) won the BioMed Central Medical Article of the Year Award.
2007
2007 Established the Stem Cell Institute clinic in Panama, co-founded by Dr. Neil Riordan, Dr. Jorge Paz Rodríguez, and Dr. Rodolfo Fernández.
2004
2004 Opened the first regenerative medicine center in Costa Rica, pioneering stem cell applications for chronic conditions.

Founded by Dr. Neil Riordan, a pioneer in regenerative medicine, 
our mission is rooted in a simple yet profound belief: every patient deserves access to science-backed, ethically delivered stem cell therapies.

For more than two decades, the name Riordan has been synonymous with scientific leadership in regenerative medicine. From pioneering research in mesenchymal stem cell (MSC) biology to the development of proprietary Golden Cells™, Riordan’s discoveries have shaped the global understanding of cellular therapy.

Riordan Centers for Cellular Medicine represents the next chapter, an evolution from a single institute to a growing network of regenerative medicine centers dedicated to delivering this science to patients safely and consistently.

Every protocol, every treatment, and every patient experience reflects the same unwavering principles: evidence, ethics, and excellence.

While our reach continues to grow, our mission remains the same: to bring the promise of regenerative medicine to life through proven science, compassionate care, and a relentless pursuit of better outcomes.

The Riordan Core Principles

Healing through science, compassion, leadership, trust, and innovation.

The Riordan Centers team

At the Riordan Centers for Cellular Medicine, exceptional care starts with an exceptional team. Our doctors combine advanced clinical expertise with a deep commitment to compassionate care. Backed by a dedicated support staff, we’re here to guide and support you before, during, and after your treatment.

Medical Staff

Neil Riordan, PA, PhD

Chairman of the Board & Founder

Jorge Paz-Rodriguez, MD

Board Member & Medical Director

Rodolfo Fernández, MT

Board Member & Lab Director

Team

Gabriel Dutari

Chief Executive Officer

Silvia Molina

Chief Operating Officer

Marialaura Madrigal, PhD

Director of Research & Development

Tabatha Rosas

Director of Finance

Steve Rivers

Chief Financial Officer

Julio Sierra, MD

Clinic Administrator