The Medical Opinion Marketplace

Dr. Yelena Usmanova is a neurologist who provides comprehensive evaluation and treatment for a wide range of neurological conditions. She is board certified in Neurology by the American Board of Psychiatry and Neurology. Dr. Usmanova earned her medical degree from the First Leningrad Medical Institute (I.P. Pavlov) in Saint Petersburg, Russia, and completed her neurology residency training at the University of Minnesota. Dr. Usmanova has a clinical focus in neuroimmunology, with particular expertise in Multiple Sclerosis and related inflammatory disorders of the nervous system. She emphasizes thoughtful, evidence-based care that balances careful diagnostic workup with individualized treatment planning. Her approach is centered on clear communication, helping patients understand their diagnosis and options while supporting long-term disease management. In addition to office-based care, Dr. Usmanova offers telehealth visits when appropriate to improve access and continuity. She is affiliated with Sutter Roseville Medical Center and Sutter Medical Center (Ose Adams Medical Pavilion), collaborating with multidisciplinary teams to coordinate care for patients with complex neurological needs.

M. Richard Goldberg, MD, is a physician specializing in orthopedic surgery with a focus on hand surgery and upper extremity conditions. He provides evaluation and surgical management for a wide range of disorders affecting the hand, wrist, and arm, with an emphasis on restoring function, relieving pain, and helping patients return to daily activities and work safely. Dr. Goldberg’s approach integrates careful diagnosis, patient-centered education, and individualized treatment planning, including both operative and nonoperative options when appropriate. Dr. Goldberg earned his medical degree from New York Medical College. He is licensed to practice medicine in California and is affiliated with Hand Surgery Associates. In addition to clinical care, he is eligible to order and refer select services through Medicare. Patients and referring clinicians value Dr. Goldberg for his focused expertise in upper extremity care and his commitment to clear communication and thoughtful decision-making across the continuum of orthopedic and hand surgery treatment.

David M. Arenson, MD, is a gastroenterology physician in Sacramento, California, with more than three decades of experience as a consulting gastroenterologist and hepatologist. He is an Associate Professor of Internal Medicine and Gastroenterology at California Northstate University College of Medicine, where he contributes to medical education as Director of the Gastroenterology Course and Chair of the Pre-clinical Course Committee, and serves on curriculum and assessment committees. Dr. Arenson received his medical degree from the University of Cape Town in South Africa. He completed residency training at George Washington University Hospital in anesthesiology and internal medicine, followed by fellowship training in gastroenterology and hepatology at the University of California, San Francisco. In addition to his clinical practice with Sacramento Gastroenterology Medical Group and work associated with an endoscopy center, Dr. Arenson has held numerous leadership roles, including President of his medical group and Co-director of an endoscopy center. His prior hospital leadership includes serving as Chairman of the Department of Medicine, Chief of Gastroenterology, and Director of a gastrointestinal motility laboratory. His research interests include hepatic fibrosis, liver disease in HIV/AIDS, and colon cancer.

Charles O. Odipo, EdD, is a California-licensed cognitive and behavioral psychologist who provides evidence-informed psychological services, with a clinical focus on the assessment and treatment of emotional, behavioral, and adjustment concerns. He brings a strong foundation in educational and counseling psychology, having earned a Doctor of Education (EdD) through the University of the Pacific, where his doctoral work examined adult attachment patterns and foster mothers’ perceptions and relationships with at-risk foster children. Dr. Odipo’s background reflects an interest in how relationship dynamics and developmental experiences shape coping, functioning, and well-being across adulthood. In addition to clinical practice, Dr. Odipo has experience conducting consultative psychological examinations used in disability-related determinations, requiring careful integration of interview findings, behavioral observations, and psychological data to support clear, clinically grounded opinions. He is also engaged in nonprofit governance and community service, serving in a director role for a nonprofit organization. Across settings, Dr. Odipo is recognized for a thoughtful, structured approach that emphasizes collaboration, practical skill-building, and individualized care aligned with each patient’s goals.

Brian A. Falls, MD, is a physician specializing in psychiatry. He provides comprehensive psychiatric evaluation and treatment, with an emphasis on thoughtful, evidence-based care tailored to each patient’s goals, symptoms, and life context. Dr. Falls earned his medical degree from the University of Texas Medical Branch at Galveston. In addition to clinical practice, Dr. Falls has contributed to the medical literature, including peer-reviewed work focused on helping clinicians recognize misleading pharmaceutical marketing in online environments. His scholarship also reflects an interest in the intersection of psychiatry and the legal system, with published writing on developing a forensic practice. These academic efforts underscore a commitment to clinical rigor, ethical practice, and clear communication in complex areas of mental health care. Dr. Falls is dedicated to partnering with patients through careful assessment, education, and individualized treatment planning, supporting both symptom relief and long-term functioning.

Juan Carlos Garcia, M.D., is a gastroenterology physician at UC Davis Health, where he serves as Gastroenterology Clinical Services Medical Director and a Professor. He is board certified in internal medicine and gastroenterology and provides comprehensive care for a broad range of digestive conditions, with particular focus on gastroesophageal reflux disease (GERD) and complex gastrointestinal motility disorders. Dr. Garcia offers specialized evaluation and treatment for esophageal and anorectal motility problems, including diagnostic testing and related therapies. His clinical expertise includes advanced motility assessment and management, such as esophageal and anorectal motility testing, biofeedback-based therapy, pudendal nerve latency testing, wireless motility capsule evaluation, and the evaluation and placement of gastric neurostimulators. He is also listed as the physician in charge for the UC Davis gastrointestinal motility laboratory. In addition to clinical care, Dr. Garcia’s academic interests include gastrointestinal motility disorders, mucosal immune-related responses, eosinophilic esophagitis, and anal intraepithelial neoplasia. He is fluent in Spanish and is committed to delivering patient-centered care that integrates evidence-based medicine with individualized treatment planning.

Kevin McKennan, M.D., is an otology and neurotology physician who specializes in the medical and surgical care of ear and hearing disorders, with particular expertise in complex conditions affecting the inner ear and skull base. His clinical focus includes cochlear implantation, acoustic neuroma, cholesteatoma, and otosclerosis, and he is dedicated to helping patients improve hearing, balance, and quality of life through individualized evaluation and treatment. Dr. McKennan earned a Bachelor of Science from the University of Rochester and received his medical degree from Albany Medical College (Union University). He completed a general surgery internship at the University of California, Davis, followed by residency training in Otolaryngology–Head & Neck Surgery at UC Davis. He pursued advanced subspecialty training with a neurotology/otology fellowship at the Otology Group in Nashville. Board certified in Otolaryngology–Head and Neck Surgery, Dr. McKennan is a member of the American Neurotology Society. He also holds hospital privileges at Mercy General Hospital and Sutter Medical Center, Sacramento, supporting coordinated care across outpatient and hospital settings.

Lavjay Butani, M.D., is a pediatric nephrologist and Professor in the Department of Pediatrics at UC Davis School of Medicine. He serves as Vice Chair for Academic Affairs in the Department of Pediatrics and as Chief of the Division of Pediatric Nephrology and Kidney Transplantation at UC Davis Health. Board certified in Pediatrics and Pediatric Nephrology, Dr. Butani provides comprehensive care for infants, children, and adolescents with the full spectrum of kidney and urinary tract conditions, including hypertension, kidney stones, congenital and prenatal renal anomalies, kidney infections, and acute and chronic kidney disease. He has a special clinical interest in pediatric kidney transplantation, with a focus on helping patients and families navigate complex decisions before and after transplant. Dr. Butani earned his medical degree from the All India Institute of Medical Sciences (AIIMS) in New Delhi and completed pediatric residency training at the Mayo Graduate School of Medicine, followed by fellowship training in pediatric nephrology at St. Christopher’s Hospital for Children. He also holds a Masters in Academic Medicine from the University of Southern California. His scholarly work includes research aimed at improving outcomes after pediatric renal transplantation and contributions to medical education focused on reflective practice, humanism, and professional values. Dr. Butani is a member of national professional societies and speaks Hindi. He emphasizes shared decision-making and family empowerment within a collaborative care model.

Francisco A. Socola, MD, is a hematology and oncology physician specializing in malignant hematology, cellular therapy, and bone marrow transplantation at UC Davis Health. He serves as an Associate Professor (Clinical) in the UC Davis School of Medicine, Department of Internal Medicine, within the Malignant Hematology/Cellular Therapy and Transplantation program. Dr. Socola’s clinical focus includes acute myeloid leukemia, myelodysplastic syndromes, aplastic anemia, and myeloproliferative neoplasms such as chronic myeloid leukemia, essential thrombocytosis, primary myelofibrosis, and polycythemia vera. His practice integrates advanced therapeutic approaches for complex blood cancers and marrow failure disorders, including transplant-based strategies and cellular therapies. He earned his medical degree at Cayetano Heredia University in Lima, Peru, completed an internal medicine residency at the University of Miami/Jackson Memorial Hospital, and pursued hematology/oncology fellowship training at the University of Arkansas for Medical Sciences. He further completed sub-fellowship training in bone marrow transplant and cellular therapy, including CAR T-cell therapy, at Stanford University, and previously practiced in malignant hematology and bone marrow transplant at Tulane University. Dr. Socola’s research interests center on reducing relapse in AML and MDS before and after allogeneic stem cell transplantation, and he has contributed to peer-reviewed publications in hematologic malignancies and transplantation.

Daniel S. Neudorf, DO, is a Physical Medicine & Rehabilitation physician specializing in restoring function and improving quality of life for patients with neurologic and musculoskeletal conditions. He is board certified in Physical Medicine & Rehabilitation and Brain Injury Medicine, and is a Fellow of the American Academy of Physical Medicine and Rehabilitation. His clinical interests include neurorehabilitation, spinal cord injury medicine, spine-related conditions, and non-surgical sports medicine. Dr. Neudorf has served as academic faculty in the Department of Physical Medicine & Rehabilitation at UC Davis Health, where he worked in outpatient sports and spine medicine clinics. He brings an outcomes-focused, non-surgical approach that emphasizes comprehensive evaluation, individualized rehabilitation planning, and coordinated care to help patients return to activity, work, and daily life. In addition to clinical practice, Dr. Neudorf contributes to the rehabilitation literature as an author and co-author of peer-reviewed publications. He also offers specialized medicolegal expertise as a Qualified Medical Examiner for the State of California and as a Certified Life Care Planner, supporting thorough assessment and long-term care planning when appropriate.