Genetics

Meet Our Team

The Genetics team at Johns Hopkins All Children's Hospital includes a board-certified clinical geneticist and board-certified genetic counselors.

Melissa Crenshaw, M.D. Genetics

Dr. Crenshaw is the medical director for the Clinical Genetics Program at Johns Hopkins All Children’s Hospital and also serves as an assistant professor with Johns Hopkins Medicine. Her research interests include congenital heart defects, chromosome abnormalities and Turner Syndrome. She has additional expertise in the genetics of congenital heart disease and connective tissue disorders. Dr. Crenshaw is board certified in pediatrics, clinical genetics and cytogenetics.
View Melissa’s Bio

Troy Becker, M.S., CGC

Troy Becker, M.S., CGC ABCG Certified Genetic Counselor



Jennifer Hargett, M.S., CGC

Jennifer Hargett, M.S., CGC ABCG Certified Genetic Counselor