CONTACT INFORMATIONBIOGRAPHYCREDENTIALSWilhelmina F. Sizer, NPContact InformationPhone NumbersAppointment: (585) 276-3000A member of the University of Rochester Medical Faculty GroupgroupAn Accountable Health PartnerassignmentAccepting New PatientsBiographyProfessional BackgroundWilhelmina graduated from SUNY Brockport in 1997 with a BSN. After this she spent a short time working on a medical telemetry unit as an RN before transitioning to the ICU setting. In May 2007 she graduated from Wayne State University with a MSN, subsequently becoming certified as an Acute Care Nurse Practitioner. She went on to practice in Hospital Medicine for many years before once again furthering her education and obtaining a Post-Master's Certificate from the University of Rochester in 2015 and becoming certified as a Family Nurse Practitioner. In 2016 she decided to expand her career outside of the hospital setting, choosing to work at a Federally Qualified Healthcare Center in the City of Rochester delivering primary care to patients of all ages. In 2019 she returned to the inpatient arena, specializing in Gastroenterology. In December 2021 she received a DNP degree.CredentialsSpecialtiesNurse Practitioner, Family - American Nurses Credentialing CenterNurse Practitioner, Acute Care - American Nurses Credentialing CenterEducation2007NP | Wayne State UniversityNurse Practitioner2015NP | University of RochesterPost-doctoral Training & ResidencyClose WindowSchedule an appointment with Wilhelmina F. Sizer, NPPlease answer the following questions to help us find the right appointment for you.Important: If you believe that you have a medical or psychiatric emergency, please call 911 or go to the nearest hospital. This website is not intended for emergency care.Have you seen this provider in the last 2 years?YesNoExisting Patient Schedule or request a follow up appointment online through MyChart. If you do not have a MyChart account, please close this window and call the appointment phone number. Wilhelmina F. Sizer, NP is currently scheduling for the following appointment type(s): Our policy does not permit patients to establish care with multiple providers within the same practice or specialty without prior approval. If you choose a new provider in the same office, we will cancel the appointment. Please contact the office directly with questions on this policy.