Krissy Ramey Director of Business Development

Krissy earned a BA from Eastern Kentucky University and is pursuing a Master's in Interdisciplinary Studies at Liberty University. She is an Interventional Pain Management educator at heart. Her professional history as a nurse, working for The American Society of Interventional Pain Physicians (ASIPP), underlying state societies and as a public speaker makes her skill set unique. Krissy brings her experience in bio-skills lab work, professional relationships, marketing knowledge, and passion for physician education and advancement to the BioTras team.

Medical Advisory Board

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Eric Lee, MD

Dr. Eric Lee MD, MA graduated from Yale University and completed his medical school training at Boston University earning both his MD and MA. He then went on to complete his residency in Physical Medicine and Rehabilitation at New York University Langone Medical Center at the prestigious Rusk Institute of Rehabilitation Medicine, and his pain medicine fellowship at New York University.

Dr. Lee is Double Board Certified in Physical Medicine & Rehabilitation and Pain Medicine. Dr. Lee has presented at many conferences both nationally and internationally, on wide variety of pain medicine topics, and written numerous chapters and publications. He is involved in cutting edge research and new techniques to improve pain treatment and is involved in several clinical trials.

His professional interest are in advanced interventional techniques and minimally invasive spinal procedures. He has helped advance the field regenerative therapies such as Platelet Rich Plasma (PRP), and stem cell treatments, as well as in radiofrequency ablation, and neuromodulation.

Dr. Lee has been voted to America’s Top Doctors – Pain Management. He is the California Society of Interventional Pain Physicians annual meeting co-chair. He serves on the Education Committee and faculty for the prestigious North American Neuromodulation Society (NANS). He also is on Education, and Scientific Oversight Committees for the International Neuromodulation Society(INS). He is a founding Director on the American Society of Pain and Neuroscience.


Sean Li, MD

Sean Li, M.D. specializes in interventional pain management. His clinical interest is in neuromodulation therapy such as spinal cord stimulation, high frequency stimulation, dorsal root ganglion stimulation and peripheral nerve stimulation. Dr. Li earned his medical degree from the State University of New York at Stony Brook and underwent residency training in general surgery at the Mayo Clinic in Rochester, MN and later in anesthesiology at the University of Michigan in Ann Arbor, MI. He completed his fellowship in interventional pain medicine at Johns Hopkins University in Baltimore, MD.

Prior to joining National Spine & Pain Centers, Dr. Li served as the medical director of Premier Pain Centers LLC. In addition to his work at National Spine & Pain Centers, Dr. Li continues to serve as an attending physician at Riverview Medical Center in Red Bank, NJ. He has published numerous professional articles and written text book chapters on the topic of pain and is actively involved in clinical research that will help advance the field of interventional pain medicine. Dr. Li serves on the Ethics Committee at the American Society of Interventional Pain Physicians, the Education Committee and Young Neuromodulators Committee at the International Neuromodulation Committee, on the Mentoring Committee for the North American Neuromodulation Society, and is secretary of the New Jersey Society of Interventional Pain Physicians.


Dan Verrill, MD

Daniel B. Verrill, MD is a pain management physician in Ohio. He is board certified by the American Board of Anesthesiology in both anesthesiology and pain medicine. His residency and fellowship training were completed at The Ohio State University Wexner Medical Center, and he has been part of the Kettering Health Network since 2016. He is part of a large, multidisciplinary neurosurgery department and serves as medical director of pain management for KHN. In addition to his clinical duties, he is a board member at large for the American Society of Pain and Neuroscience.


Neel Mehta, MD

Medical Director of Pain Management at Weill Cornell Medicine.

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Ehren Nelson, MD

Ehren Nelson, MD is an anesthesiologist and pain medicine physician at the Brigham and Women's Hospital/Harvard Medical School in Boston, Massachusetts. He has lectured nationally and internationally on a variety of topics related to anesthesia and pain management. He studied medicine at Stanford University prior to completing his Anesthesia Residency and Interventional Pain Management Fellowship at the Brigham and Women's Hospital. He is currently Director of Education for the Brigham and Women’s Pain Fellowship and Director of the Harvard Interventional Pain Simulation Center. His academic interests include simulation-based education and mindfulness interventions in the chronic pain patient.


Shravani Durbhakula, MD