S. Michael Humphrey, MD S. Michael Humphrey, MD Vascular-Artery and Vascular-Vein Linked Clinics Photos Precision Vascular – Sherman Address: 300 N Highland Ave, Suite 365, Sherman, Texas, 75092 Phone: 214-382-3200 https://www.precisionvascular.com Precision Vascular – South Dallas Address: 2701 S Hampton Rd, Suite 220b, Dallas, Texas, 75233 Phone: 214-382-3200 https://www.precisionvascular.com Previous Next