Dr. Margaret Toppenberg

Jennifer has been been practicing in endocrinology at Swedish since 2009, initially within the Swedish Pituitary Center for 8 years, and subsequently in General Endocrinology. She has been a yearly Seattle Met Top Nurse Practitioner Award winner for Endocrinology, Diabetes, and Metabolism since 2019. She is dedicated to life-long learning in order to provide the safest and most up-to-date care as possible. Jennifer strives to engage and empower her patients by listening intently, helping them to understand their diagnosis, and encouraging participation in the medical decision making. Jennifer thrives on helping people to better health and quality of life. Dr. Mercado is highly rated in 5 conditions, according to our data. Her top areas of expertise are Sheehan Syndrome, Pediatric Growth Hormone Deficiency, Adrenal Insufficiency Pediatric, and Short Stature (Growth Disorders).

Katie strives to listen first and to take a collaborative approach to patient care. She believes the individual should always be at the center of their reproductive health care decision-making. She wants to build trusting, compassionate relationships with patients where she can work together with them to meet their goals. Her top areas of expertise are Zoon Vulvitis, Menopause, and Intrauterine Device Insertion.

Joanna is a 2019 Seattle Met Top Doctor Award winner. As a hospital based practitioner, she provides care for patients during acute illness and routine chemotherapy admissions. She works closely with the MD and care team to formulate optimal treatment plans, while also keeping the patient involved in decision making whenever possible. Joanna's goal is to develop a relationship of mutual respect and trust with her patients and their families, and to help them navigate through potentially difficult hospitalizations with clear and concise communication. Her top areas of expertise are Febrile Neutropenia, Smoldering Multiple Myeloma, and Bone Marrow Aspiration.