Sierra Hiestand, APRN-CNP, is a family medicine provider located in Mt. Vernon, Il. Her background includes experience across numerous medical disciplines. Throughout her career, she has diligently served Southern Illinois families as a nurse on patient floors, in the procedure center, and as a float nurse between different units that required extra assistance. Her knowledge and experience led her to... Read More about Sierra Hiestand, APRN-CNP

Erica Prater is a Nurse Practitioner for Endocrinology at SSM Health Good Samaritan Hospital in Mt. Vernon, IL. Erica diagnoses and treats conditions related to the endocrine system, which includes your glands and hormones. Erica works with a broad array of diseases, including diabetes, thyroid diseases, metabolic disorders, menopause, osteoporosis, hypertension, cholesterol disorders and infertility.