Dr. Crestani is a graduate of the University of Texas Medical Branch in Galveston, and of the University of Alabama Family Medicine Residency Program in Huntsville. She is board certified by the American Board of Family Medicine. Dr. Crestani continues her involvement in academia by teaching medical students who rotate through her office for one or two months a year.

Dr. Crestani is on the board of directors for the Madison County Medical Society and the Alabama Academy of Family Physicians. She also serves as the young physician representative from the American Academy of Family Medicine to the American Medical Association. These appointments ensure that she is knowledgeable about the most recent events affecting physicians and their patients.

In addition to the above, Dr. Crestani has an interest in medical mission work. She has participated in several trips to Nicaragua, and continues to serve every two years.
Despite her other activities, Dr. Crestani focuses on her patients. She is committed to them and their families, and feels that each person is deserving of the best care she can provide. She enjoys working with all ages, and has a special interest in women's and children's medicine.