Diane Dewbre GNP-BC is a nurse practitioner that has been in clinical and practice education for twenty years. She came to Texas Vein and Vascular in 2007 where she treats all forms of vascular disease with Dr Alonso. All our sclerotherapy patients are managed by Ms. Dewbre. Diane graduated from Univ of Oklahoma with both her bachelors (1996) and masters of nursing (1999). She obtained her Gerontologic Nurse Practitioner certification from University of Texas Medical Branch.