She is a nephrologist and is the director of the Clinical Hypertension Program at Penn. She has an interest in complex hypertension and adrenal hypertension and is the Director of the Neuroendocrine Tumor Program at Penn with a focus on the treatment and management of pheochromocytomas. She also has a research interest in alternative methods of treating hypertension and has a NIH grant studying the effects of yoga on hypertension. She is also an investigator in the NIH funded SPRINT study and is the principal investigator at Penn for a novel study of catheter based renal denervation for resistant hypertension.