Phlebologist Sarah “Sally” Howe FNP-C, APRN, is a phlebologist at American Vein & Vascular Institute. She earned her Masters of Science in Nursing from Loyola University New Orleans. At American Vein & Vascular Institute Since 2023 Certifications: Family Nurse Practitioner (FNP-C) Certified Registered Nurse Practitioner (CRNP) Advanced Practice Registered Nurse (APRN)