Barbara Pockaj, M.D.

William G. Rule, M.D., is a radiation oncologist at Mayo Clinic Comprehensive Cancer Center in Phoenix, Arizona. Dr. Rule treats colon cancer, esophageal cancer, stomach cancer, anal cancer, cholangiocarcinoma, pancreatic cancer, neuroendocrine tumors, liver cancer, leukemia, lymphoma and multiple myeloma. He is an expert in proton beam therapy, intraoperative radiation therapy, intensity-modulated radiation therapy, total skin electron beam therapy and stereotactic body radiotherapy. Dr. Rule focuses on the best treatment for your unique cancer while optimizing your quality of life. He speaks English and Spanish. Mayo Clinic is the #1 hospital in Arizona, according to the U.S. News & World Report, and the Cancer Center continually ranks among the top hospitals in the U.S. for Cancer. Mayo Clinic Comprehensive Cancer Center is a National Cancer Institute (NCI)-designated comprehensive cancer center.

Donald W. Northfelt, M.D., is an oncologist at Mayo Clinic Comprehensive Cancer Center in Phoenix, Arizona. Dr. Northfelt treats conditions and cancers, including breast cancer, colon cancer, lymphoma, rectal cancer, rhabdomyosarcoma, sarcoma and congenital blood clotting disorder. He is interested in improving survival by reducing relapse risk and more effectively controlling advanced cancer. Mayo Clinic is the #1 hospital in Arizona, according to the U.S. News & World Report, and the Cancer Center continually ranks among the top hospitals in the U.S. for Cancer. Mayo Clinic Comprehensive Cancer Center is a National Cancer Institute (NCI)-designated comprehensive cancer center.

Patricia A. Cronin, M.D., is an endocrine surgeon and breast surgical oncologist at Mayo Clinic Comprehensive Cancer Center in Phoenix, Arizona. Dr. Cronin treats adrenal cancer, breast cancer, breast cysts and lumps, Cushing syndrome, ductal carcinoma in situ, fibroadenoma, goiter, Graves’ disease, hyperthyroidism, aldosteronoma, angiosarcoma, atypical hyperplasia of the breast, BRCA gene mutation, insulinoma, male breast cancer, multinodular goiter, multiple endocrine neoplasia, pancreatic neuroendocrine tumor, paraganglioma, parathyroid adenoma, parathyroid disease, parathyroid cancer, pheochromocytoma, primary aldosteronism, secondary hyperparathyroidism, tertiary hyperparathyroidism, thyroid cancer, thyroid cyst, thyroid nodule and von Hippel-Lindau syndrome. She is an expert in adrenalectomy, breast cancer surgery, breast duct excision, breast lift and reduction, breast surgery, laparoscopic surgery, lateral neck dissection, lumpectomy, nipple-sparing mastectomy, minimally invasive adrenal surgery, minimally invasive parathyroidectomy, pancreatic enucleation, thyroidectomy and reconstructive surgery. Dr. Cronin is interested in the surgical management of endocrine disorders and malignancies and the multidisciplinary management of breast cancer along with plastic surgery to optimize breast cancer outcomes. She is a strong advocate for combining cancer care with cosmetic results and emphasizes patient education and empowerment. Mayo Clinic is the #1 hospital in Arizona, according to the U.S. News & World Report, and the Cancer Center continually ranks among the top hospitals in the U.S. for Cancer. Mayo Clinic Comprehensive Cancer Center is a National Cancer Institute (NCI)-designated comprehensive cancer center.