The Medical Opinion Marketplace

Suzanne Zemel, MD, is an internal medicine physician providing comprehensive adult primary care in Newark, New Jersey. She focuses on preventive health, routine and annual wellness visits, and the evaluation and management of common acute and chronic medical conditions. Dr. Zemel partners with patients to create practical, personalized care plans that support long-term health, emphasizing education, shared decision-making, and coordinated care across specialists when needed. Dr. Zemel earned her medical degree from Rutgers New Jersey Medical School and completed an internal medicine residency at Mountainside Hospital. She is affiliated with Newark Beth Israel Medical Center, supporting continuity of care for patients who may require hospital-based services. Dr. Zemel is licensed to practice medicine in New Jersey and provides care in English. With a patient-centered approach, Dr. Zemel is committed to helping adults navigate their healthcare needs with clarity, respect, and attention to overall wellness.

James C. Totten, DPM, is a podiatrist specializing in foot and ankle surgery, caring for both pediatric and adult patients with a wide range of foot and ankle conditions, including complex reconstructive problems. He is reported to hold diplomate status with the American Board of Podiatric Orthopedics and Primary Medicine and the American Board of Foot and Ankle Surgery, with board certification in Foot Surgery and in Rearfoot/Ankle Reconstructive Surgery. Dr. Totten completed his undergraduate studies at Binghamton University (SUNY) and earned his podiatric medical degree from the California College of Podiatric Medicine and Surgery in San Francisco. He completed residency training at Cambridge Hospital in Cambridge, Massachusetts, noted as affiliated with Harvard Medical School, and also trained at Roseland Surgical Center in New Jersey. He has served as a clinical faculty instructor at the University of Medicine and Dentistry of New Jersey in Newark and has been involved in training residents and developing the next generation of foot and ankle surgeons. Dr. Totten is on staff at Cooperman Barnabas Medical Center in Livingston, New Jersey, and at Glen Ridge Surgi-Center. Portuguese and Spanish are spoken in the office.

James J. Santiago, DC, MS, LAc, DACBSP, is a sports chiropractor and acupuncture provider serving Newark and surrounding communities. A Newark native, Dr. Santiago has devoted his career to helping patients restore function, improve mobility, and return safely to work, sport, and daily activities through evidence-informed, patient-centered care. He holds the Diplomate of the American Chiropractic Board of Sports Physicians (DACBSP), reflecting advanced training in sports-related evaluation, injury management, and performance-focused rehabilitation. With more than four decades of clinical experience, Dr. Santiago is known for an attentive approach that emphasizes thorough assessment, individualized treatment planning, and practical strategies patients can carry into their routines. His clinical services integrate chiropractic care and acupuncture, with the goal of addressing pain, supporting recovery, and promoting long-term musculoskeletal health. Dr. Santiago also continues a multigenerational family practice tradition in Newark, carrying forward a longstanding commitment to the community and to high-quality conservative care for patients of all activity levels.

Dr. Pamela Dengrove, PsyD, is a New Jersey–licensed clinical psychologist providing comprehensive clinical and forensic psychology services. She earned her Doctor of Psychology (PsyD) in Clinical Psychology from the Institute for Graduate Clinical Psychology at Widener University and brings extensive experience developed over more than a decade of practice. Dr. Dengrove offers both in-person and teletherapy services, tailoring care to each client’s needs and preferences. Her therapeutic style is integrative and collaborative, drawing from evidence-based approaches such as cognitive behavioral therapy, psychodynamic techniques, and anger management interventions. She works with individuals and families and is known for structured, thoughtful care that balances practical skill-building with deeper insight and long-term change. In addition to psychotherapy, Dr. Dengrove provides specialized court-involved services, including reunification therapy, co-parenting therapy, and a range of court-related evaluations. She also conducts psychological testing, including neuropsychological and psychoeducational assessments, to clarify diagnostic questions and inform treatment, educational planning, or other recommendations. Dr. Dengrove is affiliated with University Behavioral Health Care and is a member of the Society for Personality Assessment and the Association of Family and Conciliation Courts.

Ricardo A. Pacheco, PT, is a licensed Physical Therapist and the Clinical Director of the Twin Boro Physical Therapy clinic in Newark, New Jersey. He is committed to delivering individualized, evidence-informed care focused on helping patients reduce pain, restore function, and return to the activities that matter most to them. Mr. Pacheco earned a Bachelor of Science in Biology with minors in English and Health Education from Kean University, and went on to complete his Doctor of Physical Therapy (DPT) degree at Clarkson University. His clinical interests include orthopedic and post-operative rehabilitation, with experience treating shoulder conditions such as rotator cuff injuries, low back and neck pain, ankle sprains, ACL and meniscus injuries, hip pathology, joint replacements, and a wide range of post-surgical recovery needs. He also has experience working with high-level athletes, including Division I and professional competitors, and applies performance-minded rehabilitation principles to support safe return to sport and work. Mr. Pacheco has pursued continuing education in cervical, thoracic, and lumbar spinal manipulation, and has completed training toward the Graston Technique for instrument-assisted soft tissue mobilization.

George Tewfik, M.D., is a board-certified anesthesiologist and Associate Professor in the Department of Anesthesiology at Rutgers New Jersey Medical School. He provides perioperative care across a broad range of procedures, with clinical expertise in general anesthesia, obstetric anesthesia, and regional anesthesia. Dr. Tewfik is affiliated with University Hospital in Newark, where he collaborates with multidisciplinary teams to support safe, effective anesthesia care for patients with routine and complex medical needs. Within the department, Dr. Tewfik holds several leadership roles focused on advancing quality and education, serving as Director of Quality Assurance, Grand Rounds, Simulation, and Clinical Informatics. In these capacities, he helps guide patient-safety initiatives, supports clinician development, and promotes the use of data and technology to strengthen clinical operations. He also serves as Director of Simulation Training for the anesthesia residency program, contributing to hands-on training designed to enhance team performance and preparedness. Dr. Tewfik earned his medical degree from UMDNJ–New Jersey Medical School after completing undergraduate studies at The College of New Jersey. He also completed graduate business training at Rutgers Business School and holds additional credentials including Fellow of the American Society of Anesthesiologists and Certified Physician Executive. He speaks Arabic.

Calin S. Moucha, M.D., is an adult reconstructive orthopaedic surgeon specializing in hip and knee replacement, including complex primary and revision joint replacement. He serves as Chief of Joint Replacement Surgery within the Mount Sinai Health System and is a Professor of Orthopaedic Surgery at the Icahn School of Medicine at Mount Sinai. Dr. Moucha earned his medical degree at the Icahn School of Medicine at Mount Sinai and completed residency training in orthopaedic surgery at St. Luke’s–Roosevelt Hospital Center. He is board certified by the American Board of Orthopaedic Surgery. Dr. Moucha’s clinical and academic interests include strategies to reduce surgical risk and the prevention and treatment of periprosthetic joint infection. His work is supported by a strong record of scholarly publication and ongoing contributions to advancing care in joint replacement surgery. Recognized for his commitment to education, he has received resident-voted teaching honors. He provides care across several Mount Sinai hospitals, offering patients evidence-based treatment options focused on restoring mobility, improving function, and optimizing long-term outcomes.

David Bleich, MD, is an endocrinologist specializing in diabetes and metabolism and a Professor of Medicine at Rutgers New Jersey Medical School. He serves as Chief of the Division of Endocrinology, Diabetes & Metabolism and as Fellowship Program Director, helping lead clinical care, education, and academic initiatives within the Department of Medicine. Dr. Bleich is affiliated with University Hospital in Newark. Dr. Bleich earned a bachelor’s degree in chemistry from Haverford College and his medical degree from New York Medical College. He completed internal medicine residency training at Maimonides Medical Center and pursued fellowship training in Endocrinology, Diabetes & Metabolism at Brigham and Women’s Hospital and the Joslin Diabetes Center. His clinical practice focuses on complex diabetes management and comprehensive general endocrinology, caring for people with both type 1 and type 2 diabetes. Dr. Bleich’s academic work includes grant-funded research focused on pancreatic beta-cell function, alongside an interest in improving the quality of diabetes care through a data-driven, holistic approach. He has also contributed to peer-reviewed scholarship in diabetes and has participated in leadership and review activities with organizations such as the American Diabetes Association, JDRF International, and Department of Defense diabetes grant review programs.

David A. Marks, MD, PhD, is a board-certified neurologist and Professor of Practice in the Department of Neurology at Rutgers New Jersey Medical School. He serves as an attending physician at University Hospital in Newark, where he provides comprehensive neurologic care with a clinical focus on epilepsy, headache disorders, and neurophysiology. Dr. Marks completed his medical education at the University of Cape Town Medical School in South Africa. He subsequently pursued postgraduate training in the United States, completing a neurology residency at Boston City Hospital and fellowship training at New England Medical Center and Yale University. His clinical work includes evaluation and management of patients seen through general neurology and specialized neurophysiology services, including EEG and evoked potential testing, with involvement in programs supporting epilepsy and headache care. In addition to his clinical responsibilities, Dr. Marks contributes to academic medicine through scholarship in neurology, with published work spanning topics relevant to patient-centered neurologic care. Dr. Marks is committed to delivering evidence-based, compassionate care and to advancing the education of future physicians through his roles in clinical practice and teaching.

Gary Heir, DMD, is a dentist with board certification in orofacial pain. He serves as an Associate Clinical Professor in the Department of Dental Medicine, Division of Hospital Dentistry, at University Hospital, and holds academic appointments at Rutgers School of Dental Medicine, including Professor in the Department of Diagnostic Sciences. Dr. Heir is also a Clinical Professor and Director of the Division of Orofacial Pain and directs the Center for TMD & Orofacial Pain, reflecting a long-standing commitment to the evaluation and management of complex facial pain conditions. Dr. Heir earned his undergraduate degree from Temple University and his dental degree from UMDNJ–New Jersey Dental School. His clinical interests include chronic pain conditions affecting the head and face, headaches, temporomandibular disorders (TMD), and other causes of orofacial pain. He is actively involved in education and professional training, serving as Program Director for a Clinical Preceptorship in Orofacial Pain. Dr. Heir has contributed to the scholarly literature through publications and presentations on temporomandibular disorders and orofacial pain and has served on editorial boards of peer-reviewed journals. He speaks Portuguese.