Theresa Grebe, MD
Clinical Geneticist
Dr. Grebe is a clinical geneticist with the Children's Health Center Phoenix Genetics Program at St. Joseph's Hospital and Medical Center. She evaluates and treats children with genetic conditions, including birth defects and developmental abnormalities.
She has a particular interest in craniofacial and skeletal anomalies, as well as neurogenetic disorders, specifically autism. She is a co-investigator in a genetic study of autism with the Translational Genomics Research Institute (TGen) and the Southwest Autism Research and Resource Center (SARRC), where she serves as a research consultant.
Dr. Grebe received her medical training at the Pennsylvania State University College of Medicine and completed her pediatric training in the Phoenix Hospitals Affiliated Pediatric Program, where she also served as chief resident. She was a Flinn Foundation Scholar during her medical genetics fellowship with the University of Arizona College of Medicine and St. Joseph's Hospital. She is also an Associate Professor of Clinical Pediatrics at the University of Arizona College of Medicine.
Dr. Grebe has completed clinical and laboratory research, and has presented and published on several genetic conditions, including cystic fibrosis and chromosome 7p deletion, and Pallister-Hall, cardio-facio-cutaneous, Prader-Willi, and Williams syndromes. She is certified in clinical genetics by the American Board of Medical Genetics and in general pediatrics by the American Board of Pediatrics.
She is a member of the American Society of Human Genetics, the American Academy of Pediatrics, and the Western Society for Pediatric Research. She also serves on the Genetic Services Advisory Committee for the state of Arizona, as well as the Bioethics Committee of Phoenix Children's Hospital.







