Peggy S. Batt, MSN, CNM Peggy S. Batt, MSN, CNM, is a certified nurse midwife with the Center for Fetal Diagnosis and Treatment at The Children's Hospital of Philadelphia. Locations: Main Campus Phone: 1-800-468-8376 Education and Training Board CertificationCertified Nurse Midwife Titles and Academic Titles Certified Nurse Midwife, Center for Fetal Diagnosis and Treatment Departments and Services Center for Fetal Diagnosis and Treatment