Our Team

Antje M. Barreveld, MD is Medical Director of the Pain Management Services and co-Founder and Director of Education and Outreach for the Substance Use Services (SUS). She is Associate Professor of Anesthesiology at Tufts University School of Medicine, and an Anesthesiologist with Commonwealth Anesthesia Associates at Newton-Wellesley Hospital since 2012. Dr. Barreveld is also a Clinical Researcher at Harvard Medical School in the Department of Anesthesiology, Perioperative and Pain Medicine at Brigham and Women's Hospital in Boston, MA. She regularly teaches medical students on pain management principles at Harvard Medical School and Tufts University School of Medicine. She graduated from the University of California San Francisco Medical School and completed her Residency in Anesthesiology and Fellowship in Pain Medicine at Brigham and Women's Hospital. Her clinical interests are in managing chronic pelvic pain in men and women, acute and chronic postoperative pain, interdisciplinary spine care, safe practices in co-managing pain and addiction, and complex interventional procedures from diagnostic nerve blocks to spinal cord stimulation including dorsal root ganglion stimulation.

Nationally, Dr. Barreveld serves in numerous leadership and pain advocacy roles. She served as Co-Principal Investigator of the Harvard School of Dental Medicine and Brigham and Women's Hospital Center of Excellence in Pain Education (CoEPE), designated by the National Institutes of Health Pain Consortium. She is co-Editor for the Education Section of Pain Medicine, the official journal of the American Academy of Pain Medicine, for whom she also serves as an elected Board member. She is an appointed expert to the American Society of Regional Anesthesia and Pain Medicine Substance Use Disorder Working group. Dr. Barreveld served as an invited member of the National Quality Forum (NQF) technical expert panel for opioid and opioid use disorder, to work towards consensus decisions regarding the current state of opioid-related healthcare quality measures. She has authored numerous peer-reviewed publications in high-ranking scientific journals including the New England Journal of Medicine, Pain Medicine, Anesthesiology, Regional Anesthesia and Pain Medicine, and Anesthesia & Analgesia. Her teaching, pain expertise, and community-based advocacy efforts have been featured in several news outlets including PBS NewsHour, the New York Times, National Public Radio, StatNews, and the Boston Globe.

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 evidence-based and solutions-focused information about pain care and treatment as well as promising research emerging in the field. Dr. Barreveld is co-Editor of Pain Care Essentials, a comprehensive resource for educators, students and post-graduates on the basics needed to provide compassionate, multimodal pain care published by Oxford University Press in 2020. Outside of her clinical care, research and teaching, Dr. Barreveld enjoys being with her family, backcountry snowboarding, cycling, running in the woods, and playing her violin with friends and family.

Allison Berken, MD, MPH graduated Phi beta Kappa from the Johns Hopkins University in 2007, and received her MD and MPH from the University of Connecticut School of Medicine in 2015.  She completed her Residency in Anesthesiology at Yale-New Haven Hospital in 2019 and a Fellowship in Pain Medicine in 2020, also at Yale-New Haven Hospital.  She joined the staff of Newton-Wellesley Hospital in 2020, and practices Anesthesiology and Pain Management with Commonwealth Anesthesia Associates in Newton, Massachusetts.  Dr. Berken has a particular interest in treating pelvic pain and provides a wide range of diagnostic and therapeutic image-guided interventional procedures.  Outside of the hospital and clinic, Dr. Berken enjoys photography, jogging, finding great coffee shops, and spending time with her Cavapoo, Henry.

Keisha Dodman, MD graduated summa cum laude from Tufts University in 2012 and received her MD from the University of Pennsylvania School of Medicine in 2016.  She completed a residency in Anesthesiology and Critical Care Medicine at the University of Pennsylvania in 2020 and her fellowship in Pain Medicine in 2021 at Beth Israel Deaconess Medical Center, where she distinguished herself clinically and was awarded the Carol A. Warfield Award in Pain Management. 

Dr. Dodman joined the staff of Newton-Wellesley Hospital in 2021 where she practices both anesthesiology and pain management. She treats a wide variety of pain conditions but has a particular interest in pelvic pain and ultrasound guided procedures. Outside of work, she enjoys hiking, horseback riding, triathlons, and spending as much time as possible with her husband and two dogs. 

Zafeer Baber, MD received his Bachelor of Science in Biomedical Engineering from Columbia University in the City of New York in 2005. After graduating from Chicago Medical School, Dr. Baber completed his residency in Anesthesiology at Columbia University Medical Center in 2015. Dr. Baber then went on to complete his fellowship in Pain Medicine from The Johns Hopkins Hospital in Baltimore, Maryland in 2016. He joined the staff of Newton-Wellesley Hospital in 2021 where he practices both Anesthesiology and Pain Medicine. 

Dr. Baber’s clinical interests include treating back pain, sciatica as well as cancer pain. Dr. Baber performs a multitude of procedures including epidural steroid injections, radiofrequency ablations for neck, back and knee pain, joint injections, trigger point injections, injections for sacroiliac joint pain and piriformis syndrome, stellate ganglion blocks, lumbar sympathetic blocks, Celiac Plexus blocks for abdominal pain associated with cancer as well as ganglion impar blocks and superior hypogastric plexus blocks. Dr. Baber also has a special interest in ultrasound guided procedures to treat nerve pain and spinal cord stimulation.

Andrew Rubens, MD has been a member of the department of Anesthesiology and Pain Medicine at NWH since 2017.  After completing medical school in Michigan, Dr. Rubens completed a residency in Anesthesiology at the University of Vermont Medical Center in Burlington, VT.  He then completed a fellowship in Pain Medicine at Beth Israel Deaconess Medical Center in Boston.  Dr. Rubens’s clinical interests include interventional management of chronic migraine, peri-cranial neuralgias and neck pain, in addition to low back and peripheral joint pain.  Dr. Rubens performs a full range of the standard pain medicine procedures, including, but not limited to, epidural steroid injections, medial branch blocks and radiofrequency ablation, facet joint injections, knee joint injections, shoulder injections, nerve blocks of the abdominal wall and trigger point injections.  Additionally, Dr. Rubens performs trial implants of spinal cord stimulator systems for patients with chronic back pain that does not respond to conservative or surgical management.  When Dr. Rubens is not in the pain clinic, he provides anesthesia care to patients undergoing surgery at NWH.  Outside of work, Dr. Rubens enjoys spending time with his family, playing golf and tennis, and taking his dog on long walks. 

Outpatient Advanced Practice Providers

Michelle Freshman, MPH, MSN, APRN, FNP-BC is an American Nurses Credentialing Center (ANCC)-certified Family Nurse Practitioner who received her Master in the Science of Nursing from the MGH Institute of Health Professions. She received her Master of Public Health from the Harvard T. H. Chan School of Public Health.

Michelle has been a member of the Newton-Wellesley Hospital (NWH) community for many years, serving in a variety of medical specialties including Spine, Multiple Sclerosis, Primary Urgent Care, and Gastroenterology. Before coming to NWH, she worked in adult primary care, adult urgent care, step-down and long-term rehabilitation care as well as medically acute care. She is a member of the NWH Equity and Inclusion Committee and has training in Disclosing Unanticipated Outcomes and Medical Errors as a Situation Management Team member through the Institute for Healthcare Communication. She has been actively involved in local and national patient safety and quality projects. She currently serves as a national content expert panelist for the ANCC measurement services division within the American Nurses Association.

Alexa Martin PA-C graduated from the University of Washington’s Medex Northwest Physician Assistant program in 1995 with board certification in both primary care and surgery. She has worked in a variety of specialties including family medicine, pain and palliative care, bone marrow transplant, neurology, neurological surgery and gynecology. Alexa has three children and in her spare time, is a competitive tennis player.  She and her husband enjoy gardening, biking, skiing and the outdoors year-round.

Pain Psychologists

Elyse Rosenberg, PhD is a pain psychologist at Newton-Wellesley Hospital. She is a Clinical Assistant Professor in the Department of Psychiatry at Tufts University School of Medicine. She received her undergraduate degree in psychology from Tufts University and her doctorate in clinical psychology from the University of Vermont. She completed her pre-doctoral internship at the University of Rochester Medical Center and post-doctoral fellowship in consultation/liaison psychiatry at the Institute of Living/Connecticut Children’s Medical Center.

Prior to joining the Pain Management Service in 2023 Dr. Rosenberg treated young adults with a variety of co-occurring medical and psychiatric conditions at the Institute of Living in Hartford, CT. She has training in Cognitive Behavior Therapy, Acceptance and Commitment Therapy, pediatric and health psychology, and psychological assessment. She has experience with individual, group, and family-based treatment and has provided care in inpatient psychiatric, intensive outpatient, and both inpatient and outpatient medical settings. Her clinical interests include multidisciplinary treatment, group therapy, and evidence-based psychological care for patients with chronic pain and chronic illness. Dr. Rosenberg has research experience focusing on risk and resilience processes, emerging adult development, and best training practices for medical providers. In addition, she enjoys being involved with education, training, and program development.

Joshua Smith, PhD, MPH received his doctorate in clinical psychology from Suffolk University and a master’s in public health from the University of Massachusetts Amherst. Over the course of his career he has worked in a variety of treatment settings including adult inpatient for severe and persistent mental illness, community mental health, general outpatient treatment, and within academic and school settings. He has worked with chronic illness throughout his career and transitioned to working in behavioral medicine and chronic pain in 2018 at the Arnold-Warfield Pain Center at Beth Israel Deaconess Medical Center. He joined the professional staff at Newton-Wellesley hospital in 2021, and has a particular focus on the psychophysiology of pain and chronic illness. 

Dr. Smith has specialized training in trauma counseling, cognitive-behavioral interventions, chronic pain, biofeedback, and severe and persistent mental illness in addition to working with general mental health concerns including depression, anxiety, relationship, and adjustment issues. He has experience with individual, group, couples, and family therapy; as well as training in program development, group dynamics, and teambuilding. His doctoral research involved working with cancer survivors, as well as childhood emotional development. Dr. Smith previously held an academic appointment at Harvard Medical School, and is currently on the faculty of Tufts University School of Medicine. 

Alan Witkower, EdD is Director of Behavioral Medicine at Newton-Wellesley Hospital in the Department of Psychiatry.  Dr. Witkower received his doctoral degree in Counseling Psychology from Boston University.  His internship training was at the Tri-City Community Mental Health Center in Malden, MA.  He is a licensed psychologist in Massachusetts and is also a certified group psychotherapist through the American Group Psychotherapy Association.  He was previously on the faculty at Harvard Medical School for 25 years and is now on the faculty at the Tufts University School of Medicine in the Department of Public Health & Community Medicine.

Prior to joining the professional staff at the Newton-Wellesley Hospital in 2011, Dr. Witkower had been on the professional staff at the Spaulding Rehabilitation.  He was Director of Psychology for the Inpatient Pain Management Program and then the Assistant Director for the Spaulding’s outpatient-based Functional Restoration Program for patients with chronic pain disorders.

In addition to his past leadership roles in the Northeastern Society for Group Psychotherapy (NSGP) he is currently the Vice-Chair for the NSGP Foundation, a non-profit charitable organization supporting training, research and community education for group therapy.  He was previously a consultant on group therapy research at the Veteran’s Hospital in Bedford, MA for more than 15 years.

Dr. Witkower’s clinical interests have been in treating patients with psychological distress associated with chronic pain and chronic medical illnesses.  He has advanced training in group psychotherapy for chronic illness; cognitive-behavioral therapy for insomnia; and the facilitation of interdisciplinary teams.  Dr. Witkower has lectured regionally and nationally on chronic pain management. He is the author of articles and book chapters on topics including cognitive-behavioral therapy with neurological conditions and the behavioral assessment and treatment of chronic pain disorders.

Inpatient Nurse Practitioners

Mary Jane Estrada-Lyder, MSN, RN, ANP-BC is the Chief Nurse Practitioner of the Acute Pain Service at Newton Wellesley Hospital (NWH), a board-certified Adult Nurse Practitioner and Pain Management Nurse. She works with both the inpatient and outpatient populations at NWH.  Her focus is on acute inpatient pain management, providing inpatient pain consultations as well as preoperative pain consults. Mary Jane received a Bachelor of Arts in Psychology from the State University of New York at Albany and her Master of Science in Nursing degree from Simmons College, Boston.  

She joined Newton Wellesley hospital in 2016. In addition to managing patients she serves on numerous Partners-wide and NWH opioid and substance use service committees, is involved in opioid policy-making, Co-Chairs the Pain Subcommittee and Chairs the Pain Champions group.  Previously, she was Lead Pain nurse practitioner at Boston Pain Care, an interdisciplinary pain clinic, managing acute and chronic patients with challenging and complex pain disorders using multi-modal pain treatments, involved in staff education, policy-making and pain research and published several pain articles.

In addition to her clinical work, she is Co-chair of the Education Council for the Massachusetts Pain Initiative, Executive Board Member on the Philippine Nurse Association of New England (PNANE), Conference Committee member for the International Conference on Opioids (ICOO), Board member of the American Society for Pain Management Nursing (ASPMN) Eastern Massachusetts Chapter and member of the International Association for the Study of Pain (IASP). She is passionate about education and has been precepting NP and pharmacy students from Simmons, MGH IHP and Massachusetts College of Pharmacy for over 10 years. She was awarded the MCPHS 2015 Preceptor of the Year Award, 2018 Partners in Excellence Team Ward, Opioid Steering Committee and the 2019 Partners in Excellence award, in the category of: Optimizing Collaboration.  Mary Jane has lectured locally and regionally on several pain management topics. Her clinical interests have been in the use of non-pharmacological pain modalities, and tapering patients down/off opioids while promoting function.

Caroline Colozzi, MSN, RN, NP-C is a Nurse Practitioner in the Acute Pain Service at Newton Wellesley Hospital (NWH), a board-certified Family Nurse Practitioner and Pain Management Nurse. She has been managing patients with chronic pain since 2011 and since recently joining the team at NWH 2018, she has also been treating patients with acute pain as well.

Since receiving her Bachelor’s degree in Nursing from Salem State University in 1997, Caroline has gained many years of experience as an RN in hospital-based inpatient and outpatient Hemodialysis and Intensive Care units at St Elizabeth’s Medical Center in Boston, and as the Nurse Coordinator of the Cardiomyopathy Program at Boston Medical Center managing patients with both acute and chronic heart failure.  Caroline also earned a Master’s degree in Forensic Nursing in 2006 at Fitchburg State University, and continues to practice in a consulting role for the Office of the Chief Medical Examiner in Boston.  She also earned a Post-Master’s Certificate as a family nurse practitioner at Regis College in 2010.  She is a member of the American Academy of Nurse Practitioners.  She maintains ongoing pain management education by attending national and regional conferences. As a pain management provider, her goal is to assist patients to regain their quality of life through care and compassion, as well as providing patient education.

Jacqueline Meadows, MSN, APRN, FNP-BC

Jacqueline Meadows received her Bachelor’s degree in Nursing from University of Massachusetts – Dartmouth where she was a member of Sigma Theta Tau. She spent many years working as a Peri-operative nurse and charge nurse at Lowell General Hospital. In 2004 she went on to earn her Master’s degree in Nursing as a Family Nurse Practitioner at Rivier University in Nashua, NH where she graduated Magna Cum Laude. Jacqueline has worked in a variety of specialties including Anesthesia, College Health Center Director, ENT and pain management. Jacqueline has been helping patients with chronic pain since 2010 and joined the team at NWH in 2022. She has a special interest in optimizing interventional procedures, non-pharmacological therapies as well as non-opioid medications to improve the quality of life for chronic pain patients. Jacqueline has 3 children and when not spending time with them, she enjoys the ocean, music and walks with her pug.