Based in Irving, Texas, HMS has more than 2,300 employees in 25-plus offices across the country. We are a wholly owned subsidiary of HMS Holdings Corp., traded on NASDAQ (ticker: HMSY), and certified by HITRUST. HMS is URAC-accredited for Health Utilization Management: Vendor Certification.
The map below shows the major highways and roads that connect Zion National Park with other attractions in the surrounding areas: 1  Coming from Las Vegas: 2  Take Interstate 15 (I-15) north from Las Vegas for roughly 130 miles. 3  Just past the bustling town of St. George, Utah, get off at Exit 16 and follow Route 9 east.
Take Hwy 89 north for 43 miles, then turn right and head east on Hwy 12. Follow the signs to Bryce Canyon National Park. From Salt Lake City, UT (268 miles) Take I-15 S toward Las Vegas, NV for 213 miles. Take exit 95 and head southeast on Hwy 20 to Hwy 89 south, then Hwy 12 east. Follow the signs to Bryce Canyon National Park. From Las Vegas, NV (260 miles) Take I-15 N toward Salt Lake City.