Meet the Team

Our team of experts has worked with top athletes and professionals from around the globe and has a proven track record of supporting Olympic Gold Medalists, World Champions, and top performing c-suite executives.

At Performance360, we bring the best in exercise physiology, sports science, strength and conditioning, nutrition, psychology, neurology, and physical therapy under one roof.

Joseph Herrera, DO
Executive Director of Performance 360
Chair Mount Sinai Rehabilitation and Human Performance

Dr. Joseph E. Herrera was appointed the Lucy G. Moses Professor and Systems Chair for the Department of Rehabilitation and Human Performance for the Mount Sinai Health System. He joined Mount Sinai following the completion of an Interventional Spine and Sports Medicine Fellowship at Beth Israel Medical Center, New York.  He completed his residency and served as Chief Resident in Physical Medicine and Rehabilitation through the combined program of Columbia Presbyterian Medical Center and Weill Cornell Medical Center. Dr. Herrera is fellowship trained in fluoroscopic guided and ultrasound guided procedures for painful spine and joint conditions. The American Pain Society named him an American Pain Scholar. He has also received various awards for his clinical work such as Castle Connolly’s Top Doctors, New York Times Super Doctors, and Best Doctors in America.

Dr. Herrera currently serves as an Official Medical Provider for Red Bull North America. He evaluates, treats, and maximizes the performance of Red Bull sponsored athletes. He served on the New York State Athletic Commission and was appointed Chief Team Physician for USA Boxing Metro. He also had the opportunity to treat and evaluate amateur and professional athletes. He was awarded the Rocky Marciano Physician of the Year Award for excellence in Sports Medicine. He has authored and edited the textbooks "Manual to Musculoskeletal Medicine" and "Essential Sports Medicine." He is the Chief Editor of the medical journal "Current Reviews in Musculoskeletal Medicine." He also has publications in various textbooks and journals.

Dr. Herrera's research and clinical interests include human performance, disruptive technologies, concussion, sports related injuries, electrodiagnostic studies, and fluoroscopic guided spine and joint intervention. His interventional procedures include but are not limited to interlaminar and transforaminal epidural injections, discography, and radiofrequency neurotomy.

David Putrino, PhD
Director of Performance 360
Director of Innovation for Rehabilitation and Human Performance

Dr. Putrino is physical therapist with a PhD in Neuroscience. He worked as a clinician in Australia, before moving to the United States to study computational neuroscience at Harvard Medical School, MIT and NYU. He has served as a faculty member at Weill-Cornell Medicine and Burke Medical Research Institute. He is currently the Director of Rehabilitation Innovation for the Mount Sinai Health System, and an Assistant Professor of Rehabilitation and Human Performance at the Icahn School of Medicine at Mount Sinai. He works to develop innovative technology solutions for individuals in need of better healthcare accessibility. He consults with the Red Bull High Performance division to use evidence-based technologies to improve athletic performance. He is also the “Chief Mad Scientist” of Not Impossible Labs, a group that crowd-sources accessible technological solutions for high-impact humanitarian problems. David’s research has been featured on the ABC, Sport’s Illustrated, the Wall Street Journal, the BBC, Time Magazine, TEDx, Wired and the LA Times to name just a few. He is the author of Hacking Health: How to make money and save lives in the HealthTech world, which is available from Amazon and Springer-Nature.

Adena Neglia, RDN
Registered Dietitian

Adena is a registered dietitian and former competitive figure skater. She combines nutrition research with principles of mindful eating to help her clients optimize their performance, their metabolism and their overall health. Adena believes in the importance of empowering her clients to find what works best for their body in order to make long-term lifestyle changes while also hitting their short-term goals.

Adena graduated from Long Island University with a Bachelor of Science in Nutrition and received her Master's degree in Nutrition Education from Columbia University. In addition to working in private practice for the last seven years, Adena was a senior dietitian at Mount Sinai Hospital where she provided counseling for both pediatric and adult patients. She covered several clinics there as well including nephrology, hematology, oncology, cardiovascular disease, and general medicine.

She works with all types of athletes in both the individual and team setting and currently consults for the Brooklyn Nets.

Adena joins the Performance 360 program as the Director of Nutrition to oversee our nutrition programming and help athletes meet their highest potential

Adam Fry, PhD
Sports Performance Specialist

Adam is a postdoctoral researcher at the Department of Rehabilitation & Human Performance, Mount Sinai, where he leads a variety of human performance and translational research projects. Adam has a background in coaching and experience offering physiological support to professional endurance athletes of various disciplines.

Adam obtained his PhD in Kinesiology from Loughborough University in the United Kingdom, having completed his undergraduate studies in Sport, Exercise & Health Sciences at the University of Bath and a masters degree in Sports Science, also from Loughborough University. He previously served as a research scientist in the Departments of Neurology and Neurological Surgery at Stony Brook University.

Dayna McCarthy, DO
Sports Medicine Physician / Physiatrist
Sports Medicine Fellowship Director

Dr. Dayna McCarthy currently serves as the Sports Medicine Fellowship Director at The Mount Sinai Rehabilitation and Human Performance Department in New York City. She is Board Certified in Sports Medicine and welcomes patients for the treatment of sports injuries, muscle strains, arthritis, and ligament sprain. Dr. McCarthy earned her medical degree from NYCOM and completed her residency in Physical Medicine and Rehabilitation at North Shore University Hospital & Long Island Jewish Medical Center. She completed her fellowship training at the Icahn School of Medicine at Mount Sinai. Dr. McCarthy received her certification from the American Board of Physical Medicine and Rehabilitation.

Dr. McCarthy has treated recreational to elite athletes. Her portfolio includes sideline coverage, mass participation events, and international sports coverage. She is an Official Medical Provider for Red Bull North America giving her the opportunity to work with Red Bull sponsored athletes. Dr. McCarthy also specializes in regenerative medicine utilizing PRP and stem cells to treat her patients.

Dr. Richard Chang, MD
Sports Medicine Physician / Physiatrist
Associate Sports Fellowship Director

Dr. Richard Chang, MD is a fellowship-trained, board-certified Physical Medicine and Rehabilitation (PM&R) doctor, who specializes in nonsurgical sports and interventional spine medicine. A Brooklyn native, Dr. Chang is an alumnus of Brooklyn College's BA/MD and Macaulay Honors College programs, majoring in Sociology with honors and a Phi Beta Kappa member. His physiatry residency was completed at the Icahn School of Medicine at Mount Sinai Hospital, where he had the honor of serving as Chief Resident in his last year. Prior to this, he completed his preliminary internal medicine year at Maimonides Medical Center. Dr. Chang went on to complete his fellowship training in Interventional Spine and Sports Medicine at the Hospital for Special Surgery. During his fellowship year, he served as team physician to St. John's and St. Peter's Universities, specializing in basketball, soccer, lacrosse, and fencing injuries.

Before returning to Mount Sinai, from 2015 to September 2017, he served as faculty of the sports division of the department of Orthopedic Surgery and Rehabilitation Medicine. He was also an Assistant Professor and helped establish and co-found the department’s first accredited non-surgical Sports fellowship program in the Physiatry division at SUNY Downstate Medical Center, serving as its Associate Fellowship director, and was team physician of several of Brooklyn’s PSAL (Public School Athletic League) high schools and NCAA Division III College, SUNY Maritime. He continues to provide coverage as tent medical captain of the NYC Marathon and inter-borough half-marathons and as ringside physician to USA Boxing Metro, World Kickboxing Association, and the Daily News Golden Gloves boxing tournament.

Dr. Chang's goal is to restore patients' maximum function, to decrease pain, and improve their quality of life through a detailed, comprehensive physical exam and diagnosis, combined with targeted exercise and injury prevention counseling, physical therapy, or rehabilitation, with adjunct non-surgical treatments.

Mariam Zakhary, DO
Sports Medicine Physician / Physiatrist

Dr. Mariam Zakhary is an experienced sports medicine specialist associated with The Mount Sinai Rehabilitation and Human Performance Department in New York, NY. She is skilled in her medical domain and welcomes patients for the treatment of sports injuries, muscle strains, arthritis, and ligament sprain. Dr. Zakhary earned her medical degree from Rowan University and completed her internship at Christ Hospital. She pursued her residency training at the Icahn School of Medicine at Mount Sinai. Dr. Zakhary received her certification from the American Board of Physical Medicine and Rehabilitation.

She reflects a calm and positive attitude during the treatment. She performs a thorough physical examination and works towards her patients’ speedy recovery. Dr. Zakhary also specializes in biomechanical assessments to improve running mechanics.

Maggie Keogh
Mindset and Meditation Coach

Maggie Keogh, M.Ed, BCC, is a certified non-denominational spiritual care provider with the Icahn School of Medicine’s Center for Spirituality and Health. She is an author, speaker and clinical chaplain who spends most of her time at the Mount Sinai Hospital where she has developed a number of innovative programs helping clinicians to create calm moments in an often-chaotic hospital environment. She has authored several articles, two are “The Chi Cart Ministry,” and, “Caring for the Whole Person: Resilience, Spirituality and Religious Coping in the Critical Care Environment.”

Her earlier career was as a biofeedback therapist where she first learned about the relaxation response and how to re-train the nervous system. Maggie is a yogi and meditator.

Silvana Riggio
Sports Psychiatrist

Dr. Silvana Riggio is a Professor of both Psychiatry and Neurology at the Icahn School of Medicine at Mount Sinai.  She is recognized for her expertise in the areas of stress management and anxiety disorders, cognitive function, traumatic brain injury and its behavioral manifestations. Dr. Riggio has an active practice in neuropsychiatry and serves as a consultant to the NFL on issues related to the interface between neurologic, behavioral and physical health. She completed her neurology residency at Georgetown University in 1986. After graduation, she completed two fellowships; one in neurophysiology at John Hopkins and the second in clinical neurophysiology and epileptology at the Medical College of Pennsylvania. She was the Associate Director of the Mid-Atlantic Epilepsy Center in Philadelphia from 1990 until 1992, and then the director of the Mayo Clinic's Jacksonville Campus Epilepsy Program during which time she developed a strong interest in behavior leading to a second residency in psychiatry at Cornell Medical Center in New York, 1996-1998.

After completion of her psychiatry training, Dr. Riggio came on staff at Mount Sinai; she is also currently the Director of the Psychiatry Consultation Liaison Service at the Bronx VA. She has been the primary investigator or co-investigator on 20 grants; she has edited seven books, and authored one. She has published 61 articles and book chapters.  Nationally she has worked with the Center for Disease Control and with the Department of Defense on a number of projects related to concussion and traumatic brain injury. She is a member of the International Society for Sports Psychiatry in addition to the American Psychiatric Association and the American Academy of Neurology. She is fluent in Italian, French and English.

Debbie O'Connell
Golf Performance Specialist

Debbie is a Certified John Maxwell Speaker, trainer and coach, certified in Robbins-Madanes Strategic Intervention Coaching, DISC Certified and an LPGA Professional.

She is a dynamic, engaging, knowledgeable speaker and leadership advocate who makes a lasting positive impact. Her authentic positive nature and high energy motivates the audience to strive to reach their full potential in all areas of their lives. She challenges participants to take bold, courageous steps toward real change. Her leadership coaching builds camaraderie and helps accelerate success.

Debbie offers several unique programs designed to enhance motivation execution and performance. These programs utilize proven methods to help people develop a mindset focused on achieving goals.

Furthermore, as an LPGA Professional Debbie can provide insightful lessons from the game to promote team building or impart the value of leveraging golf for business purposes. Debbie also has in-depth experience in managing and hosting corporate client golf outings, including events specifically designed for women.

Debbie leaves her audiences uplifted, inspired and ready to supercharge their lives.