About Us


Boston Pain Society’s core mission is to promote collaboration, collegiality within the pain community, to support its members, and to foster education, research, and improve pain care throughout the world.

Executive Board


Jatinder Gill, MD


Dr. Gill is Associate Professor of Anaesthesia at Harvard Medical School. He did his residency in Anesthesiology followed by fellowship in Pain Medicine at MGH and was Attending at MGH for several years. He then moved to Beth Israel Deaconess Hospital in Boston and is currently practicing there. He is actively involved in clinical work, teaching, and clinical research. His clinical interests include vertebral augmentation, spinal cord stimulation, and spinal stenosis.

Dr. Gill standardized the contralateral oblique view for interlaminar epidural access. His research includes fluoroscopic imaging, clinical and technical aspects of spinal cord stimulation, and various other aspects of pain medicine. He is currently working on developing a standardized nomenclature for spine procedural reporting. His other interests include device development, high-altitude medicine and climbing. Dr. Gill has trained and mentored numerous residents and fellows and maintains close connections with many.

Danielle Sarno MD

Danielle Sarno, MD


Dr. Danielle Sarno is the Director of Interventional Pain Management in the Department of Neurosurgery at Brigham and Women’s Hospital and an Instructor of Physical Medicine and Rehabilitation at Harvard Medical School. Dr. Sarno is the founding Co-Director of the Harvard Interventional Pain Simulation Center, where she is developing and studying an interventional spine simulation-based education curriculum for physicians specializing in pain management. She has authored numerous publications related to pain care and has presented her research nationally and internationally. She received a Pillars of Excellence Award for Integrating Diversity, Equity & Inclusion from Mass General Brigham in 2022, a “20 Under 40” award from the North American Spine Society in 2020, and is recognized by the Arnold P. Gold Foundation as a Gold Humanism Honor Society member since 2011. Dr. Sarno is co-directing and studying a virtual functional and integrative restoration (FINER) program (www.finerprogram.org) which aligns with her mission to increase access to interdisciplinary pain care and resources and improve quality of life for people with chronic pain.

Milan Stojanovic

Milan Stojanovic, MD


Dr. Stojanovic was the principal founder of the interventional pain program at the Massachusetts General Hospital, Harvard Medical School where he served as its director for 12 years. He also served as Chief, Pain Medicine, VA Boston Healthcare System, Harvard Medical School, where he is currently teaching fellows, and is the current Director of the Interventional Pain Clinic at Edith Nourse Rodgers Memorial VA Hospital.Dr. Stojanovic is the inaugural Editor-In-Chief, Interventional Pain Medicine journal, the official journal of the Spine Intervention Society. He is the current Chair, Education Committee for the World Institute of Pain and former Director at Large for the American Society of Interventional Pain Physicians. He has dedicated his career to improving technical expertise and excellence in interventional procedures, teaching, and clinical research. Dr. Stojanovic had the unique experience of training and mentoring many respected leaders in the field for the last 27 years.


Antje Barreveld, MD


Antje M. Barreveld, MD is Assistant Professor of Anesthesiology at Tufts University School of Medicine, Medical Director of Pain Management Services, co-Founder of the Substance Use Services, and Anesthesiologist at Newton-Wellesley Hospital in Newton, MA. She is on the editorial board for Pain Medicine, an elected member of the American Academy of Pain Medicine Advisory Board, and an appointed expert to the ASRA Substance Use Disorder Working group. Dr. Barreveld is a 2020 Mayday Pain & Society Fellow, selected as one of 12 national fellows to build the next generation of pain experts to provide solutions-focused information about pain care and emerging research. She served as Co-Principal Investigator of the NIH Pain Consortium Harvard School of Dental Medicine and Brigham and Women’s Hospital Center of Excellence in Pain Education (CoEPE). Dr. Barreveld has authorednumerous pain articles and coedited the textbook “Pain Care Essentials,” published by Oxford University Press, 2020.

Board of Directors

Lucien Alexandre, MD, PhD

Lucien Alexandre, MD, PhD

Dr. Lucien C. Alexandre, MD PhD, is a triple board-certified interventional pain doctor and neurologist. Dr. Alexandre studied neural science at New York University, where he was a research fellow in the Howard Hughes Research program. He then earned a Doctorate of Medicine (MD), a Doctorate of Philosophy (PhD) and Master’s degree in Neuroscience from Albert Einstein College of Medicine in New York. He later completed his neurology residency at the University of Miami/Jackson Memorial Hospital and his fellowship training in pain medicine at the Harvard University Medical School Beth Israel Deaconess Medical Center in Boston.

Moris Aner, MD

Daniel Carr, MD

Daniel Carr is an Honorary Member of the International Association for the Study or Pain (IASP), and Professor Emeritus at Tufts University. He has had leadership roles in multiple pain-related professional organizations including the American Academy of Pain Medicine and American Society of Anesthesiologists. He has published extensively on pain research and education, evidence-based medicine, clinical practice and the social aspects of pain relief. He holds dozens of patents related to medicinal chemistry and has participated in varied USFDA meetings. From 2004 to 2010 he was CMO for Javelin Pharmaceuticals until its acquisition by Hospira (then Pfizer). He has served on multiple editorial and advisory boards including Massachusetts’ Governor’s Medical Education Working Group on Prescription Drug Misuse, Mass DPH’s Drug Formulary Commission, the US National Pain Strategy, the Federal Trade Commission, the National Academy of Medicine, and NIH’s Interagency Pain Research Coordinating Committee. His most recent book, Pain After Surgery, was published by IASP in 2019; another on dilemmas in palliative and supportive care is forthcoming from Oxford University Press.

Chris Gilligan, MD, MBA

Chris Gilligan, MD, MBA

Dr. Gilligan’s original training is in Emergency Medicine, with subspecialty training in Pain Medicine, where he has focused on pain of spinal origin. Dr. Gilligan’s clinical expertise is focused on the treatment of pain related to disorders of the spine. He also treats patients with a wide range of pain conditions, including cancer related pain, complex regional pain syndrome, and post-herpetic neuralgia. Dr. Gilligan’s research focuses on clinical trials of new interventions, devices and medications for the treatment of pain.

Sameer O. Kapasi, MD

Sameer O. Kapasi, MD

Sameer O. Kapasi M.A., M.D. is a Physical Medicine and Rehabilitation specialist with a sub specialty in conservative and interventional rehabilitation for spinal degeneration.

Dr. Kapasi regularly lectures in national meetings and has been a peer reviewer for the PM&R journal. Dr. Kapasi is a past faculty member for the North American Spine Society advanced spinal injection workshops and is actively involved in training residents. He is board certified in Physical Medicine and Rehabilitation and was elected a fellow of the American Board of Physical Medicine and Rehabilitation where he is a board examiner.


Kathleen Killilea, MD

Ronald Kulich, PhD

Dr. Kulich is a Full Professor and clinical psychologist at the Dept of Diagnostic Sciences at Tufts School of Dental Medicine, and holds an additional appointment at Harvard-MGH, Department of Anesthesia, Critical Care and Pain Medicine. He has published multiple peer reviewed papers and two books on pain assessment and management, with recent work as the director of the Interprofessional Pain and Headache Rounds, an international educational platform reaching clinicians, scientists, and pubic policy stakeholders. His recent research and grant funding focuses on controlled substance risk mitigation, and improving pain care access. Other academic responsibilities have included an appointment on the Massachusetts Healthcare Services Board and co-chair of the Massachusetts Governor’s Committee for the Curriculum on Substance Abuse assessment for dentistry. Fellowship training responsibilities include supervision of Anesthesia/Pain Medicine and Orofacial Pain Medicine Fellows (MGH), as well as contributing to the curriculum for Tufts School of Dental Medicine.

Brian McGeeney, MD, MPH, MBA

Brian McGeeney, MD, MPH, MBA

Dr. Brian McGeeney, MD, MPH, is an assistant professor of neurology at the Boston University School of Medicine. He’s board certified in neurology, headache, and pain, and has a fellowship in pain management. In addition to his work at Boston University, he practices neurology at Boston Medical Center, and he’s a medical advisor at one of the largest and most active nonprofit organizations in the world for cluster patient advocacy: ClusterBusters.

Geeta Nagpal, MD

Geeta Nagpal, MD

As an interventional pain specialist and anesthesiologist, I have focused my practice on the diagnosis, treatment and rehabilitation of patients with acute, subacute, and chronic pain disorders, using a variety of techniques and modalities including nerve blocks, injection treatments, ablative therapies and medication management. I am rewarded daily not only by the patients that have successful resolution of their symptoms, but also by those who challenge my treatment algorithms. Routinely handling a variety of advanced clinical cases helps continuously motivate me during both my outpatient and perioperative care. My engagement and passion for my clinical duties and direct patient care drive my enthusiasm for teaching and ensures dedication to my academic career.

Ricardo Vallejo, MD, PhD

Ricardo Vallejo, MD, PhD

Ricardo Vallejo, M.D., PhD., is an Anesthesiologist and Pain Physician and Director of Research at National Spine and Pain Centers.- He received his medical degree in Univerdidad Libre in Cali, Colombia and a PhD in Immunology at the Complutense University in Madrid, Spain. – Dr. Vallejo completed his residency in Anesthesiology at Jackson Memorial Hospital (University of Miami) where he was Chief Resident in the Anesthesiology department.- He specialized in Pain Medicine at Harvard University’s Massachusetts General Hospital- Dr. Vallejo is Board certified in Anesthesiology and Pain Medicine by the American Board of Anesthesiology, and a member of the examination board for the World Institute of Pain and the American Board of Interventional Pain Physicians. – His academic accomplishments include authoring more than 150 articles published in national and international peer review journals. – He has also been an invited speaker in meetings and conferences around the world.- He is the inventor of multiple granted patents.- Dr. Vallejo is a member of the editorial boards of international peer review journals, including “Neuromodulation”, ‘Clinical Journal of Pain’, ‘Pain Physician’, ‘Journal of Opioid Management”, “Regional Anesthesia and Pain Management”, and ‘Revista Mexicana de Anestesiologia’- He serves as an Associate Editor of the journal “Pain Practice” and was the Chief Editor of the journal “Techniques in Regional Anesthesia and Pain Management”- Dr. Vallejo is a member of the ASRA scientific committee since 2015, and a member of the NANS Director’s at Large from 2019 to 2020. He was also Chair of the Scientific Educational Committee of the 2016 ASRA annual pain meeting. He is Adjunct Research Professor at Illinois Wesleyan University.

Hasan Zaidi, MD

Hasan Zaidi, MD

Dr. Zaidi is an Assistant Professor of Neurosurgery and Co- Director of the Adult Deformity/Scoliosis Program at Brigham and Women’s Hospital. He graduated from Johns Hopkins School of Medicine (M.D.) and completed neurosurgical training at the Barrow Neurological Institute in Phoenix, AZ. Fascinated by the complexity of spinal disorders and the ability of spine surgery to restore function and improve the quality of a patient’s life, he pursued a specialized fellowship in complex spine surgery, adult spinal deformity surgery, as well as endoscopic surgery. Dr. Zaidi’s clinical practice is focused on the treatment of global spinal imbalance among patients with degenerative spine disease, tumors and scoliosis; by restoring the natural curvature of the spine, surgery can reduce pain and improve function. His research focuses on developing novel surgical tools to improve the safety and efficacy of surgery, as well as analyzing surgical outcomes in order to improve surgical outcomes.

Member at Large

Ehren Nelson, MD

Ehren Nelson, MD

Dr. Nelson is a staff in anesthesiologist in Brigham and Women’s Faulkner Hospital’s Department of Anesthesiology, Perioperative and Pain Medicine whose clinical interest is in spinal disorders. Dr. Nelson attended Stanford University School of Medicine. He completed his residency in anesthesiology at Brigham and Women’s Hospital and a fellowship in Pain Medicine at Brigham and Women’s Hospital. He is double board certified in Anesthesiology and Pain Medicine.

Pascal Scemama, MD, MBA

Pascal Scemama de Gialluly, MD, MBA, is an attending anesthesiologist and interventional pain physician at St. Elizabeth’s Medical Center in Boston. He serves as associate director of the Center’s Pain Fellowship Program. He is also the director of pain management at Carney Hospital, also in Boston, and an assistant professor at Tufts School of Medicine. Dr. Scemama graduated with a Diplome d’Ingenieur, Ecole Supérieure d’Electricité (ESE), the equivalent to a bachelor’s degree with honors in electrical engineering, in France in 1985. He obtained an MBA from the University of Michigan in 1987.

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