About
Dr. Alan Andresen provides comprehensive medical care to patients ages 13 and older. He earned his medical degree from the Autonomous University of Guadalajara. He completed his family medicine residency at York Hospital in Pennsylvania. The program selected him to serve as Chief Resident.
Dr. Andresen's experience includes over 20 years as an Adjunct Instructor in Medicine at the Mayo Clinic. He also worked in primary and acute care at the Arizona State University Health Center. His practice focuses on integrated care for adolescents, adults, and geriatric patients. A native of the Phoenix area, he is a graduate of Arizona State University.
Education & Training
Undergraduate
Arizona State University, BS in Microbiology
Medical School
Autonomous University of Guadalajara, Mexico
Residency
Family Medicine, York Hospital, York, Pennsylvania (Chief Resident)
Additional Training
Internship: University of Maryland, School of Medicine; Adjunct Instructor in Medicine, Mayo Clinic (20+ years)
Languages
English
Conditions Treated
Who is Dr. Andresen right for?
Dr. Andresen is an ideal physician for families seeking integrated care for teenagers and adults. He provides comprehensive primary care to patients aged 13 through geriatrics. His background as a Mayo Clinic instructor makes him a good fit for those with complex needs. Patients looking for a long-term family doctor will find his approach valuable.
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Frequently Asked Questions
Dr. Andresen provides comprehensive medical care to patients from age 13 through geriatrics. His background in family medicine allows him to care for adolescents as well as adults.
Dr. Andresen completed his family medicine residency at York Hospital in York, Pennsylvania. He was also chosen to serve as Chief Resident during his time there.
Dr. Andresen focuses on providing integrated care. This approach allows him to manage a wide range of health needs for his patients, from adolescence through their senior years.
Yes, Dr. Andresen served as an Adjunct Instructor in Medicine at the Mayo Clinic for over 20 years. This role involved training and mentoring other medical professionals.
Dr. Andresen has a background in both family medicine and internal medicine. This dual expertise equips him to provide comprehensive primary care across a broad patient population.
Yes, Dr. Andresen's family moved to Tempe when he was young. He attended McClintock High School and later graduated from Arizona State University with a degree in Microbiology.
Doctor profile last updated June 11, 2026