OPENING FEB 1ST, 2023 Located off E Eisenhower Blvd, located in the Back of Colorado building in the …. Plaza. American Vein & Vascular Institute 4848 Thompson Pkwy, Suite 300Johnstown, CO 80534 Tuesday-Friday 7am-5:30pm Phone: 970.800.4145Fax 970.593.5946After Hours 888.730.VEIN (8346) Schedule Your Appointment