Caitlin Ahern, M.D.

Dr. Caitlin Ahern received her Medical degree in 1993 from the University of Utah School of Medicine.     Caitlin_AhernShe then went on to complete her residency at Poudre Valley Hospital in Ft. Collins, CO.  Dr. Ahern initially started working for the Yuma District Hospital in December, 1995, as a weekend locum, covering the Emergency Room.  She worked occasional weekends through July, 1996.  In September, 1996, Dr. Ahern began working for the Yuma District Hospital as a family practitioner.  In July, 2002, Dr. Ahern made a difficult decision to leave the Yuma District Hospital in order to start her own practice in Ft. Collins.  It didn’t take her long to learn that trying to run her own business took too much time away from her love of practicing medicine.  She rejoined our medical staff in 2006, working at the Akron Clinic. 

Dr. Ahern’s expertise in medicine, certification in medical acupuncture, coupled with her sincerity and compassion for her patients helped her to successfully build a loyal and trusting cliental.  

Crystal Askew, M.D.Crystal_Askew

 Crystal Askew received her medical degree from the University of New Mexico in 1995.  She participated in a primary care curriculumspecifically designed to help medical students prepare for family medicine, internal medicine or pediatrics.  She completed her residency in Family Medicine at Poudre Valley Hospital in Fort Collins in 1998. 

She began private practice in August, 1998 and continued working in Fort Collins until February,2014 when she closed her practice in order to pursue more balance between her work and home life. She joined the Akron Clinic in 2014.



Tiffany Deering, P.A.-C

Tiffany graduated from the Physical Assistant program at University of Colorado Health and Sciences, the Rural Medicine Track. Her area of specialty is Pediatrics.  She enjoys doing clinical procedures. 

Tiffany joined the Akron Clinic in 2008.


John Glick, M.D.John_Glick

Dr. Glick, a Colorado native and a graduate of the University of Colorado at Boulder, received his degree in Medicine from the Chicago Medical School.   He completed his residency in Family Medicine at Rose Medical Center in Denver.

Dr. Glick joined the YDHC medical staff in 2009.  His practice focuses on family care from pre-natal care, pediatrics, adult, and geriatrics.  Procedures that he performs at YDHC include IUDs, Implanon, colposcopy, stress tests, dermatological procedures, and joint injections.

Dr. Glick enjoys a variety of outdoor activities, including biking, hiking, climbing and cross-country skiing in the back country, with his family in the Colorado mountains.


Arwen Johnson, M.D.

Arwen Johnson, MD was born and raised in southeast Michigan.  She attended New York University where she earned her undergraduate degree in chemistry.  Dr. Johnson went on to earn her medical degree from the University of Michigan Medical School and completed her family medicine residency at Rose Family Medicine through the University of Colorado in Denver.  Dr. Johnson is a board-certified family medicine physician who joined the Yuma District Hospital in July 2015.  She became the Chief of Staff for YDH in January 2017.  Dr. Johnson provides care to children and adults including joint injections, skin lesions and mole removals, gynecologic care, fracture care, and more. She has a special interest in weight management and sports medicine. Her personal interests include snowboarding, running, watching movies and spending time with her husband, Max, and their corgi, Floyd.

Charlie_ManterCharlie Manter, D.O.

Charles (Charlie)Manter earned his D.O. degree from the Texas College of Osteopathic Medicine and completed his residency at Colorado Springs Osteopathic Hospital in 1993.  He received his Bachelor of Science from Western State College in Gunnison, CO. Dr. Manter’s area of interest include chronic disease management and acute medical problems. He offers Osteopathic Manipulative Therapy for acute and chronic musculoskeletal problems.

Dr. Manter has practiced at Yuma District Hospital and Clinics over 15 years.  Since 2002, Dr. Manter is at his own practice located in Greeley and splits his time between his Greeley location and Yuma.

Matt_NolandMatt Nowland, M.D.

Dr. Matthew Nowland grew up in rural Missouri  and received his medical degree from the University of Missouri School of Medicine in 1999. He completed his residency in Family Medicine at Poudre Valley Hospital in Fort Collins in 2002.

Dr. Nowland joined the YDHC medical staff in 2002. His practice focuses on family care from pre-natal care, pediatrics, adult and geriatric care. He enjoys preventative well care, chronic disease management and acute care medicine. Dr. Nowland performs many clinical procedures including colposcopy, stress testing, multiple skin and orthopedic procedures.

Dr. Nowland enjoys spending time with his wife, Erin, and their four children, following local high school sports teams, running, cycling, hiking, camping and fishing.  He also enjoys mission work and serves as the medical director of Global Refuge International (

Rebecca Switzer, M.D.Rebecca Switzer_2

Dr. Rebecca Switzer joined the Yuma District Hospital team in January of 2017. She earned her medical degree from the University of Maryland and completed her Family Medicine residency at Saint Joseph Hospital in Denver. Dr. Switzer is passionate about rural medicine and enjoys treating both emergency and chronic conditions. She cares for patients of all ages and enjoys practicing a variety of procedures related to women’s health, skin conditions, fracture management, and emergency care. In her free time she loves to travel, mountain bike, snowboard, rock climb, and salsa dance.


 Natasha Deming, M.D.


Jennifer Franz_2Jennifer Franz, FNP

Heath Horton, FNPHeath_Horton_web

Heath grew up in DeWitt, AR. After completing an EMT/Paramedic program in McGehee, AR, he began a nursing program at SEARK College. He completed his LPN and then finished an LPN to RN transition program at AASN at UA-Monticello. For his BSN and MSN-FNP he completed course work at Chamberlain College of Nursing. He will soon start a DNP program. He completed his FNP program because he knew he would be able to better serve the patients that he wanted to help. Heath loves the outdoors, acrylic and oil painting, and reading and studying medical information.