Patient Portal Open Menu Close Menu. Patient Portal Services. Gynecology. Naturopathy. Acupuncture. Providers. Laura Korman, MD. Sally Holtzman, MD. Michelle Sang, MD. Sheryl Horwitz, WHNP. Nina Sanna, ANP/WHCNP. Wendy Vannoy, ND ... Synergy Women’s Health Care is a unique, integrative clinic established in November 2011, featuring a ....