Meet the team
Scott McCorvey, MS, MD
President/CEO
Originally from: Atlanta, GA
Undergrad: University of Georgia, GA
Post-grad: Masters @ Colorado State University, CO
Medical School: Medical College of Georgia, GA
Residency: Maine Medical Center, MA
Board Certification: ABEM
Joined VVEP: 2016
Other: Former Eagle County Paramedics Board Member, Former Chair of Medical Staff Excellent Cmte, Chair of Sepsis Cmte, Medical Executive Cmte, Utilization Review Cmte
Gayle Braunholtz, MD
Executive Vice President
Originally from: Anaheim, CA
Undergrad: University of California, Santa Barbara
Medical School: University of Colorado, CO
Residency: Denver Health Medical Center, CO
Board Certification: ABEM
Joined VVEP: 2007
Other: Fellow ACEP, ABEM Oral Board Examiner, Trauma Cmte Co-chair, Bylaws Cmte member, Former President of the Medical Staff
Mark Brownson, MD
Director
Originally from: Denver, CO
Undergrad: St. Johns University, MN
Post-grad: University of Denver, CO
Medical School: University of Colorado School of Medicine, CO
Residency: University of Wisconsin Hospitals and Clinics, WI
Board Certification: ABEM
Joined VVEP: 2015
Other: VHH ED Medical Director, VHH Emergency Section Chair, Member Medical Executive Committee
Natalie Martin, MD
Director
Originally from: Topeka, KS
Undergrad: University of Kansas, KS
Medical School: Louisiana State University Medical School, LA
Residency: Medical Center of Louisiana, LA
Board Certification: ABEM
Joined VVEP: 2006
Other: Chair Credentialing Cmte, Member Medical Executive Cmte
Steven Hellerman, MD
Director
Originally from: Washington, DC
Undergrad: Western Maryland Regional Health Center, MD
Post-grad: University of Colorado, CO
Medical School: University of Colorado Medical School, CO
Residency: University of Arkansas College of Medicine, AR
Board Certification: ABEM
Joined VVEP: 2018
Other: Pharmacy and Therapeutics Committee
James Engeln, MD
Associate
Originally from: Colorad Springs, CO
Undergrad: Macalester College, MN
Medical School: University of Colorado School of Medicine, CO
Residency: Denver Health Medical Center, CO
Fellowship: Emergency Medical Services Fellowship, Denver Health, CO
Board Certification: ABEM
Joined VVEP: 2021
Other: Medical Director Colorado Mtn College Paramedic Training Program, Chair of Sepsis Committee, Assoc. Medical Director – Eagle County Paramedic Services
Andrew Nyberg, MPH, MD
Associate
Originally from: Edina, MN
Undergrad: University of Denver
Post-grad: MPH, University of Utah, UT
Medical School: University of Toledo College of Medicine, OH
Residency: Mercy Health-St. Vincent Medical Center, Toledo, OH
Fellowship: Wilderness Medicine, University of Utah
Board Certification: ABEM
Joined VVEP: 2020
Other: CO Board of Medicine Member, IT Advisory Cmte Member, Vail Health Credentialing Cmte, Everest ER Volunteer, Himalayan Rescue Assoc. Volunteer
Gregory Wiener, MD
Associate
Originally from: Garland, TX
Undergrad: University of Florida, Gainesville, FL
Medical School: University of Colorado School of Medicine, CO
Residency: Denver Health Medical Center, Denver, CO
Board Certification: ABEM
Joined VVEP: 2022
Other: Medical Director – Vail Mountain Rescue, Assistant Medical Director – Beaver Creek Ski Patrol
Jason Zeller, MD
Associate
Originally from: Millstone Twp, NJ
Undergrad: Leigh University
Post-grad: University of Pennsylvania
Medical School: Drexel University, PA
Residency: University of Rochester
Board Certification: ABEM
Fellowship: University of New Mexico School of Medicine, EMS and Disaster Medicine
Joined VVEP: 2020
Other: Medical Director – Eagle County Paramedic Services
Rosemarie Hammel
Practice Manager
Originally from: Carbondale, IL
Undergrad: Pikes Peak State College, CO
Joined VVEP: 2025
