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 Phoenix/Scottsdale, AZ By last name Find a doctor whose last name begins with the letter A A Find a doctor whose last name begins with the letter B B Find a doctor whose last name begins with the letter C C Find a doctor whose last name begins with the letter D D Find a doctor whose last name begins with the letter E E active Find a doctor whose last name begins with the letter F F Find a doctor whose last name begins with the letter G G Find a doctor whose last name begins with the letter H H Find a doctor whose last name begins with the letter I I There are no doctors whose last name begins with the letter J J Find a doctor whose last name begins with the letter K K 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 Find a doctor whose last name begins with the letter O O Find a doctor whose last name begins with the letter P P Find a doctor whose last name begins with the letter Q Q Find a doctor whose last name begins with the letter R R Find a doctor whose last name begins with the letter S S Find a doctor whose last name begins with the letter T T Find a doctor whose last name begins with the letter U U Find a doctor 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 Find a doctor whose last name begins with the letter Y Y Find a doctor whose last name begins with the letter Z Z By conditions treated No results found By procedures performed 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 1-4 out of 4 doctors available Last Name Initial: F Geoffrey P. Fletcher, M.D. Radiologist Phoenix, AZ Areas of focus: Vertebroplasty, Cerebral angiogram Shannon P. Fortin Ensign, M.D., Ph.D. Oncologist Phoenix, AZ Areas of focus: Intrathecal chemotherapy, Brain tumor, Spinal cord tumor, Brain metastasis, Meningioma, Peripheral nerve tumor, Gliobla...stoma, Pituitary tumor, Acoustic neuroma, Glioma, Medulloblastoma, Ependymoma, Craniopharyngioma, Astrocytoma, Chordoma, Oligodendroglioma, Neurofibroma, Leptomeningeal metastases, Primary CNS lymphoma Show more areas of focus for Shannon P. Fortin Ensign, M.D., Ph.D. Zech G. Franks, M.D. Otolaryngologist Jacksonville, FL Areas of focus: Endoscopic sinus surgery, Endoscopic skull base surgery, CSF leak, Nasal and paranasal tumors, Nasal polyps, Nasal obst...ruction, Chronic sinusitis, Nasal cancer Show more areas of focus for Zech G. Franks, M.D. William D. Freeman, M.D. Neurologist Vascular Neurologist Neurocritical Care Specialist Jacksonville, FL Areas of focus: Botox injection, Bronchoscopy, Tracheostomy, Transcranial Doppler test, EEG, Lumbar puncture, Endotracheal intubation, ...Sedation, Percutaneous tracheostomy, Stroke, Subarachnoid hemorrhage, Neuropathy, Cerebrovascular disease, Intracranial hemorrhage, Atrial fibrillation Show more areas of focus for William D. Freeman, M.D. Request an appointment Conditions treatedDoctors by location and specialty June 15, 2024 Share on: FacebookTwitter Mayo Clinic in Rochester, Minnesota, Mayo Clinic in Phoenix/Scottsdale, Arizona, and Mayo Clinic in Jacksonville, Florida, have been ranked among the best Neurology & Neurosurgery hospitals in the nation for 2024-2025 by U.S. News & World Report. Learn more about this top honor Brain Tumor ProgramDepartmenthomeSectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an appointmentOverviewTests & proceduresConditions treatedDoctorsDoctors by location and specialtySpecialty groupsExpertise & rankingsClinical trialsResearchCosts & insuranceNews from Mayo ClinicReferrals ORG-20439710 Medical Departments & Centers Brain Tumor Program