(928) 779-2113
The Capstone Team
Ron Preston
Chief Executive Officer
rpreston@nazcap.com
Ron joined Capstone in 2006. His experience includes other AHCCCS plans/Medicaid models in other states. He holds a B.A. in Health Services Administration from St. Mary's College of California. Ron is an Arizona native.
Deborah M. Clark
Claims Specialist
dclark@nazcap.com
Deborah M. Clark has been with Capstone since 2003. She relocated to Flagstaff, AZ from Woodland, CA where she spent 17 years working for Blue Shield of CA.
Bryan Dietz
Member Services Representative
bdietz@nazcap.com
Bryan joined Capstone in June of 2006 after relocating from Dallas, TX. Bryan previously worked as the Claims Supervisor for Capstone from 1997 to 2002. He has 16+ years of accounting experience and has worked in the insurance industry for more than 12 years.
L. George Hershey, DO
Medical Director
lgeorgehersheydo@nazcap.com
L. George joined Capstone as the Medical Director in December 2006. He is the former Chairman of the Board and has presided on the Board of Directors since 1995. Dr. Hershey opened his practice in Flagstaff in 1970 and has served as a Primary Care Provider for Capstone since the health plan opened in 1981.
Carla Lewis
Organization Coordinator
clewis@nazcap.com
Carla joined Capstone in January 2006 as the Organization Coordinator. Her background includes customer service, retail sales, lab technician & accounting. Carla has lived in Flagstaff for the past 14 years.
Paget Lucero
Claims Supervisor
plucero@nazcap.com
Paget has been with Capstone since 2002. She has over 25 years experience within the claims department, including provider claims billing and insurance claims processing. Paget also has 20+ years experience in accounting.
Karla Kimbler
Chief Financial Officer
kkimbler@nazcap.com
Karla has been with Capstone since 1990. An NAU graduate and resident of Flagstaff since 1978, she has over 25 years experience in finance and accounting.
Sherrylee S. Price
Provider Network Manager
sschnell@nazcap.com
Sherrylee has been a resident of Northern Arizona for nearly 30 years and employed with Capstone since 1997. She holds a BS in Geology/Resource Management and a minor in Biology from Northern Arizona University.
Judy Schrank, LPN
Prior Authorization Specialist
jschrank@nazcap.com
Judy has been with Capstone since 1992 after relocating from Tucson. She has 25 years nursing experience in all levels of pediatrics at Tucson Medical Center including 13 years pediatric specialty care with the DDD population.
Jacquelyn Thorpe
Member Services Manager
jthorpe@nazcap.com
Jacquelyn has been with Capstone since 2003. She has over 10 years experience in customer service. Jacquelyn relocated from Pinetop, AZ and lives with her family in Flagstaff.
Cindy Weiss, RN
Health Services Director
cgulledge@nazcap.com
Cindy joined Capstone Health Plan in October 2003. She has over 20 years nursing experience, 15 of which were spent in Flagstaff working at Flagstaff Medical Center, Northern Arizona Regional Behavioral Health Authority and Children's Rehabilitative Services. Cindy's skills also include extensive experience in quality management and utilization review.
Deborah M. Clark
