Print Departments and specialties 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. Departments that treat this condition HIV Clinic Infectious Diseases Kidney Transplant Program Transplant Center Doctors who treat this condition edit search filters Close Narrow your search By location 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 There are no doctors whose last name begins with the letter D D There are no doctors 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 active Find a doctor whose last name begins with the letter H H There are no doctors 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 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 Find a doctor whose last name begins with the letter S S Find a doctor whose last name begins with the letter T T There are no doctors 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 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 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: H Robert (Bob) K. Horsley, M.D. Internist Phoenix, AZ Areas of focus: LGBT health care, Hepatitis B, Hepatitis C, Erectile dysfunction, Sexual dysfunction, Sexual and gender identity disord...er, Sexually transmitted disease, HIV/AIDS Show more areas of focus for Robert (Bob) K. Horsley, M.D. By Mayo Clinic Staff Request an appointment Diagnosis & treatment July 29, 2022 Print Share on: FacebookTwitter Related Early HIV symptoms: What are they? PrEP to prevent HIV Associated Procedures Liver function tests Urinalysis News from Mayo Clinic Mayo Clinic Q&A podcast: The importance of HIV testing June 24, 2022, 12:18 p.m. CDT Know your HIV status: Get tested June 25, 2021, 02:27 p.m. CDT Forty years of HIV/AIDS: Will the epidemic end? June 14, 2021, 06:28 p.m. CDT Products & Services Assortment of Pill Aids from Mayo Clinic Store Book: Mayo Clinic Family Health Book, 5th Edition Show more products and services from Mayo Clinic HIV/AIDSSymptoms & causesDiagnosis & treatmentDoctors & departments Research: It's All About Patients CON-20373504 Patient Care & Health Information Diseases & Conditions HIV/AIDS