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 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 active Find a doctor 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 1-2 out of 2 doctors available Last Name Initial: J Atul Jain, M.D., M.S. Internist Vascular Medicine Specialist Phoenix, AZ Areas of focus: Joint injection, Physical examination, Cardiovascular disease prevention, Preventive care, Diabetes, Heart disease, Per...ipheral artery disease, Obesity, Arthritis, Pulmonary embolism, Metabolic syndrome, Venous thrombosis, Hyperlipidemia Show more areas of focus for Atul Jain, M.D., M.S. H. Keels S. Jorn, M.D. Internist Jacksonville, FL Areas of focus: Spinal cord injury, Diabetes, Pregnancy, Asthma, Obesity, COPD, Hyperlipidemia Request an appointment OverviewSpecialty groups Feb. 03, 2026 Share on: FacebookTwitter General Internal MedicineSectionsOverviewDoctorsSpecialty groupsClinical trialsResearchCosts & insuranceNews from Mayo ClinicReferrals SectionsRequest an AppointmentOverviewDoctorsSpecialty groupsClinical trialsResearchCosts & insuranceNews from Mayo ClinicReferrals ORG-20461600 Medical Departments & Centers General Internal Medicine