Allergy Doctors in Phoenix and Scottsdale, Arizona


Michael E. Manning, M.D.

Diplomate American Board of Internal Medicine Diplomate American Board of Allergy and Immunology

Dr. Manning was born and raised in the Phoenix metro area.  He graduated with honors from Baylor University in Waco, Texas.  Dr. Manning then attended medical school at the University of Texas Medical School in Houston. Dr. Manning pursued his Internal Medicine residency in Phoenix at St. Joseph's Hospital and Medical Center.  He then completed an Allergy, Asthma and Immunology Fellowship at Scripps Clinic and Research Foundation in La Jolla, California.

Dr. Manning is a Fellow in the American Academy of Allergy, Asthma and Immunology and the American College of Allergy, Asthma and Immunology.  Dr. Manning is very active in many national, regional and state societies and is involved with research to continually improve the treatments of allergies and asthma.  He is past president of the Western Society of Allergy, Asthma and Immunology and lectures frequently to physicians in Arizona and regionally.

Dr. Manning was very pleased to join Allergy, Asthma and Immunology Associates, since he received allergy injections as a youngster at AAI.

Dr. Manning and his wife Jennifer have four children.  He spends time assisting with youth athletics, often coaching.

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Aaron Davis, M.D.

Diplomate American Board of Internal Medicine Board Eligible American Board of Allergy and Immunology

Dr. Davis was born and raised in Richland, Washington.  He graduated from Carroll College in Helena, Montana.  Dr. Davis then completed medical school at St. Louis University Medical School.  He moved to Arizona for his internal medicine residency at Mayo Clinic Scottsdale and an Allergy Immunology Fellowship at Henry Ford Health Systems Michigan.  Dr. Davis is a board certified allergist/immunologist and board certified in internal medicine.

Dr. Davis is a member of American Academy of Allergy Asthma and Immunology, American College of Allergy Asthma and Immunology, American Medical Association, Maricopa Medical Society and Arizona Allergy and Asthma Society. He joined Allergy Asthma and Immunology in 2005.

Dr. Davis is also involved in clinical research of allergies and asthma at Medical Research of Arizona in the south Scottsdale clinic.  Since joining Allergy, Asthma and Immunology, he has participated in volunteer work such as Asthma Screening Clinics, Asthma Walk and has been elected the Secretary/Treasurer of Arizona Allergy and Asthma Society.

Dr. Davis enjoys outdoor activities and traveling.

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Jean A. Nelson, FNP-C

RN, MSN Certified - ANCC Member of the American Academy of Nurse Practitioners

Jean A. Nelson is a Family Nurse Practitioner (FNP) that has been associated with Allergy, Asthma and Immunology for the past 25 years.  She received her Associate Degree in Science and Nursing at Iowa Central Community College and her Bachelors of Science in Nursing at Arizona State University.

Jean completed her Family Nurse Practitioner curriculum along with her Masters of Science degree in 2003.  Jean graduated from ASU Suma cum Laude and was awarded the 2003 Graduate Scholar of the Year 2003 by the ASU College of Nursing.  Jean's applied research project assessed the management of the adult asthmatic through support and education.

Jean's presence offers patients an additional choice of clinicians for their health care management.  As a Family Nurse Practitioner, Jean serves as a primary care provider within the clinic.  She gathers complete histories, performs physical exams, orders and interprets diagnostic tests, prescribes medication and collaborates with each patient to formulate a treatment plan to optimize well-being.

Jean is a strong patient advocate who focuses on health promotion and offers ongoing patient education to maximize each patient's ability to make informed health care decisions.

Jean has three children. She is also an accomplished pianist and organist.

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