Medical Providers

Dr. Sarah Mack, DO  Schedule with Dr. Mack

A Colorado native, Dr. Mack has always had a deep connection to the community she serves. She earned her undergraduate degree in biology with a minor in chemistry from the University of Northern Colorado before completing a master’s in Biomedical Sciences at Colorado State University. She then pursued her medical degree at Rocky Vista University and went on to train at Durant Family Medicine in Oklahoma, where she gained valuable experience caring for rural and underserved communities.

Dr. Mack is passionate about building long-term relationships with her patients and their families. She takes the time to truly listen, educate, and explore the best care options together—because your health decisions should always feel like a team effort.

When she’s not seeing patients, Dr. Mack loves spending time with her husband and family, exploring the Colorado mountains through hiking, camping, and off-roading. She also enjoys unwinding in the kitchen, experimenting with new cooking and baking techniques to share with loved ones.

Kathryn Ruggiero, FNP  Schedule with Kathryn

Kate Ruggiero, FNP-C, is passionate about providing evidence-based primary and preventative care with a strong focus on personalized, patient-centered treatment. She believes the best outcomes come from a collaborative approach to care and partnering with patients to create personalized care plans that support long-term physical and mental health.

Kate completed the Family Nurse Practitioner program at the University of Cincinnati and holds a Bachelor of Science in Nursing and Biomedical Marketing from Quinnipiac University. She has a special interest in treating chronic disease and supporting cardiometabolic health, with an emphasis on prevention, longevity, and sustainable lifestyle changes that support the mind–body connection. Outside of work, Kate enjoys spending time outdoors skiing, golfing, and rock climbing. She also loves yoga and unwinding with a good book.

Lauren Luna, FNP  Schedule with Lauren

Lauren began her career in healthcare as a critical care nurse in 2011. Recognizing the importance of high quality and accessible primary care in preventing the life-altering outcomes of advanced disease and hospitalization, she completed the Family Nurse Practitioner program at the University of Texas Health Science Center at Houston. With experience in both pediatric and adult medicine, she loves caring for families and patients across the lifespan.

Lauren is passionate about providing healthcare that supports and educates patients in meeting their health-related goals in a nurturing and welcoming space. She believes this approach empowers patients to be equal partners with their healthcare team in navigating the course of their care. Outside of the clinic, Lauren enjoys spending her time cooking, exploring the natural beauty of Colorado with her husband Joey, and curled up next to her dog and cat with a good book.