Wesley L Fung Md Facs Rpvi. Valley Vascular Associates. 16917 Enadia Way. Van Nuys, CA 91406. Tel: (818) 401-1010. Fax: (818) 401 - 1212. Dr. Fung has been in practice since 2012 in the San Fernando Valley. He specializes in endovascular interventions for aortic, peripheral vascular disease, and venous pathology..