Occupational Medicine
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- Occupational Medicine, Preventative Medicine
Dr. Christopher Scott Granda, D.O., M.S., M.P.H. is a board-certified physician in both Occupational Medicine and General Preventive Medicine & Public Health, with extensive experience in military, academic, and civilian medical systems. He currently serves as an Associate Physician Diplomate at the University of California, San Diego’s Center for Occupational and Environmental Medicine, where he practices full-scope occupational medicine including California Workers’ Compensation evaluations, disability rating, employee health, and fit-for-duty examinations. Dr. Granda earned his Doctor of Osteopathic Medicine from...
- Occupational Medicine
Dr. O. Deborah Akinsilo is a board-certified occupational medicine physician with comprehensive training in occupational and environmental health, global medicine, and workplace safety. Since September 2023, she has been in clinical practice at Ochsner Occupational Health as a Staff Physician, providing evaluation and treatment of work-related injuries and illnesses, as well as medical surveillance and pre-employment examinations. She currently serves as the Medical Director of Ochsner Occupational Health in New Orleans, Louisiana, a position she assumed in February 2025 after...
- Internal Medicine, Occupational Medicine
Dr. McNicholas is Assistant Professor of Medicine in the Division of Occupational and Environmental Medicine. He completed medical school at the Lake Erie College of Osteopathic Medicine and residencies in Internal Medicine at the Naval Medical Center San Diego and in Occupational and Environmental Medicine at UCSF. He is a US Navy Veteran who served as the sole Naval Flight Surgeon at Diego Garcia, British Indian Ocean Territory. Following training, Dr. McNicholas served as Staff Internist at the Naval Aerospace...
- Occupational Medicine
Dr. John E. Cross is a board-certified physician in Occupational and Environmental Medicine with over two decades of experience spanning military, academic, and civilian healthcare settings. A retired U.S. Navy physician, he has combined clinical expertise with strong leadership in both operational and occupational medicine. Dr. Cross earned his Bachelor of Science degree in Biology, magna cum laude, from East Tennessee State University in 1994, followed by his Doctor of Medicine from the James H. Quillen College of Medicine in...
- Occupational Medicine
Dr. Isakari is a board-certified physician in Occupational and Environmental Medicine with over 20 years of clinical and leadership experience. As a QME, she brings deep expertise in evaluating complex workers’ compensation cases, hazardous exposures, and return-to-work issues across a wide range of industries. She has served as a Medical Director for major institutions and has extensive experience overseeing multidisciplinary care, developing occupational health protocols, and managing medicolegal documentation and case resolution. Dr. Isakari is known for her meticulous, evidence-based...
- Family Medicine, Occupational Medicine
Dr. Steven Madhavan, M.D., M.P.H., is a highly accomplished physician specializing in occupational and environmental medicine, preventive medicine, and family medicine. He holds board certifications in Occupational and Environmental Medicine as well as Family Practice. Dr. Madhavan completed his fellowship in Occupational and Environmental Medicine at the Johns Hopkins University Bloomberg School of Public Health while simultaneously earning a Master’s degree in Public Health. He completed his first residency in Family Medicine at Genesys Regional Medical Center and earned his...