Doctors Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery. Find doctors and medical staff: Edit search filters close Narrow your search Doctor's Name, Condition Or Procedure By location Jacksonville, FL By last name There are no doctors whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B There are no doctors whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D There are no doctors whose last name begins with the letter E E There are no doctors whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G There are no doctors whose last name begins with the letter H H There are no doctors whose last name begins with the letter I I Find a doctor whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K active Find a doctor whose last name begins with the letter L L Find a doctor whose last name begins with the letter M M Find a doctor whose last name begins with the letter N N There are no doctors whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P There are no doctors whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R There are no doctors whose last name begins with the letter S S There are no doctors whose last name begins with the letter T T There are no doctors whose last name begins with the letter U U There are no doctors whose last name begins with the letter V V Find a doctor whose last name begins with the letter W W There are no doctors whose last name begins with the letter X X There are no doctors whose last name begins with the letter Y Y There are no doctors whose last name begins with the letter Z Z By conditions treated No results found By spoken language No results found Reset all filters Search Tips Use quotes for phrases. Even if there are no auto-suggestions within the search field, hit "Search" anyway, as you may still get results. Displaying 1-1 out of 1 doctors available Last Name Initial: L Christian Lachner, M.D. Neuropsychiatrist Geriatric Psychiatrist Jacksonville, FL Areas of focus: Dementia, Lewy body dementia, Mood disorder, Alzheimer's disease, Mild cognitive impairment, Depression, Creutzfeldt Ja...kob disease, Anxiety disorder, Progressive supranuclear palsy, Frontotemporal dementia, Vascular dementia, Primary progressive aphasia, Posterior cortical atrophy, Behavioral changes, Psychosis, Normal pressure hydrocephalus, Corticobasal syndrome Show more areas of focus for Christian Lachner, M.D. Request an appointment OverviewReferrals Sept. 12, 2023 Share on: FacebookTwitter Alzheimer's Disease Treatment ClinicSectionsOverviewDoctorsReferrals SectionsRequest an AppointmentOverviewDoctorsReferrals ORG-20545005 Medical Departments & Centers Alzheimer's Disease Treatment Clinic