Humboldt Neurological Medical Group / Eureka, CA / Home Humboldt Neurological Medical Group, also known as Humboldt Neurology, serves the needs of California's North Coast. It consists of five neurologists: Dr. John Gambin, Dr. Kurt Osborn, Dr. Thomas Krenek, Dr. Donald Iverson, and Dr. Melissa McKenzie. Humboldtneurology.com~Site InfoWhoisTrace RouteRBL Check