Meet Our AdventHealth Avista Leadership Team
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David Weis
President/CEO, Rocky Mountain Region
Lief Sorensen, MD
President and Chief Executive Officer
Brett Spenst
Senior Executive Officer
Jonathan Erickson
Chief Financial Officer
Nina Huffer
Chief Nursing Officer
Leading Care in Louisville, Colorado
Our AdventHealth Avista hospital, is a place of healing. Our full system of care includes everything from everyday wellness and preventive to our New Life Birth Center and spine care center. Working across specialties to care for you for more than 40 years, we care for every patient with compassion, experience and leading-edge innovation.
News from Across AdventHealth
Three new degrees will help meet community’s evolving workforce needs
In response to the community’s evolving healthcare needs, AdventHealth University introduces three new degree programs designed to prepare students to serve where they are needed most.
Expanding care close to home: What’s ahead for Flagler County hospitals
More than 70 business leaders, clinicians, elected officials and nonprofit partners gathered Thursday for Flagler County’s annual State of the Hospitals address.
Closer care for the tiniest patients: AdventHealth Ocala advances what a rural Level II NICU can do
Advanced NICU care in Ocala keeps fragile newborns close to home—and families together when it matters most.
From silence to support: How one man’s mental health journey is helping others find healing
Johnny Crowder’s story inspires a text-based mental health solution now reaching the Tampa Bay community, supported by AdventHealth.
3 AdventHealth hospitals recognized for delivering safe, high-quality care in Flagler, Volusia counties
Three AdventHealth hospitals received five-star overall hospital quality ratings, the highest possible score from CMS, and are the only hospitals in Flagler and Volusia counties to earn that...
Married AdventHealth nurses earn bachelor’s degrees together while caring for patients
Through a partnership with Lake-Sumter State College, the couple advanced their training without stepping away from the bedside.
What 26.2 miles taught one longtime nurse about caring for patients
AdventHealth Daytona Beach nurse Julius Dayandante says marathon running and nursing require many of the same qualities: patience, discipline and endurance.
Worried about his dog, a DeLand patient finds unexpected help from hospital nurses
Even as Ted DeGuzman struggled to breathe, his mind kept coming back to one thing: Luna.
AdventHealth brings steadier care to patients by reducing nurse turnover
Nursing turnover across the East Florida Division dropped from 16.4% to 12.3% in 2025 as hospitals strengthened support and expanded opportunities for nurses.
At the bedside, an ICU nurse carries lessons from home
While caring for her father through serious illness, ICU nurse Kaleigh Hulsman learned lessons in compassion she now brings to patients.
Palm Coast nurse earns national emergency certification to strengthen patient care
Support from local foundation helps AdventHealth nurse advance skills for high-pressure moments.
Mother, daughter pursue nursing careers through education partnership
Family story highlights how AdventHealth’s dynamic learning community helps shape the next generation of nurses.