Cassey Rivera is a Women’s Health Nurse Practitioner (WHNP) at Vanderbilt University Medical Center, specializing in urogynecology. She began teaching second-year medical students in the Urogynecology clinic in January 2025. Cassey earned her Doctor of Nursing Practice (DNP) in WHNP from Tennessee Technological University in 2023. She also holds a BSN from the State College of Florida and an ASN from Hillsborough Community College.

Cassey is licensed by the State of Tennessee and certified by the National Certification Corporation in WHNP, with certifications valid through 2026 and 2027. She is an active member of the American Urogynecologic Society (AUGS), the Society of Urologic Nurses and Associates (SUNA), and the National Association of Nurse Practitioners in Women’s Health (NPWH). In August 2025, she will join Vanderbilt Medical Group as a Nurse Practitioner, continuing her commitment to both clinical practice and medical education.

Urogynecology. Her primary interests are vaginal estrogen cream use, vaginal estrogen cream use with and without pessary use, pessary management in relation to POP (pelvic organ prolapse), Post-tibial nerve stimulation for treatment of UUI/OAB symptoms.

Dr. Huan Yi is an Associate Professor and Master's Supervisor at Fujian Medical University, specializing in obstetrics and gynecology. He also serves as the Deputy Director of Gynecologic Oncology at Fujian Maternity and Child Health Hospital and holds the position of Associate Chief Physician. His research focuses on gynecologic malignancies and minimally invasive diagnostic and therapeutic techniques in gynecologic oncology.

Dr. Huan has published over 40 research papers, including 35 in SCI-indexed journals, with a cumulative impact factor of 241. He is actively involved in academic leadership, serving as a member of the Youth Group Committee of the Gynecological Oncology Society of the Chinese Medical Association and as the Deputy Chairman of the Minimally Invasive Diagnosis and Treatment of Gynecologic Oncology Committee. Additionally, he is a standing member of the Youth Group of the Fujian Straits Cancer Prevention and Technology Exchange Association and the Fujian Society of Immunology.

Dr. Huan completed his Master's degree in Obstetrics and Gynecology at Shanghai Medical College, Fudan University, from 2011 to 2014, and his Ph.D. at Southern Medical University from 2018 to 2020. He has received recognition through the Fujian Research and Training Grants for Young and Middle-aged Leaders in Healthcare and is listed as a Fujian Provincial High-level Talent (Category C).