755 South Perry, Suite 100
Castle Rock, CO 80104
303-688-8989 Office
303-688-3482 Fax

Small Town Caring, World Class Care

Our Staff:

  • Louis B. Kasunic, DO, FACOFP

    Dr. Kasunic is a graduate of Denison University (BS Chemistry), Case Western Reserve University (MS Chemistry), and The Ohio University College of Osteopathic Medicine. He is Board Certified in Family Medicine and is a Fellow of the American College of Osteopathic Family Physicians. He has practiced medicine in our community since 1987. Dr. Kasunic is the founder and Director of the Strong Heart Institute (located within Castle Rock Family Physicians); using cutting edge technology to help patients avoid heart attacks and stroke. He speaks nationally on a variety of medical topics and continues in his role as a clinical professor training medical students, interns, and resident physicians. He lives in Castle Rock with his wife, Wanda, and their three children where he enjoys coaching, reading, shooting and landscaping. He was voted "Best of the Best" Physician in Castle Rock by readers of Colorado Community Newspapers. Dr. Kasunic founded Castle Rock Family Physicians in 1992.


  • Chad E. Boekes, MD, FAAFP

    Dr. Boekes graduated from the University of North Dakota School of Medicine in 1995 and completed his Family Medicine Residency at St. Mary-Corwin Hospital in Pueblo, Colorado. Dr. Boekes enjoys the multiple aspects of Family Medicine and the prevention of disease. He continues to teach medical students in his role as clinical professor with the University of Colorado School of Medicine. He joined Castle Rock Family Physicians in 1998. He lives in Larkspur with his wife Margie and their 3 daughters. He is a pilot for single-engine aircraft and enjoys woodworking as a hobby.


  • Jessica M. Botts, MMS, PA-C

    Jessica is originally from Taft, California. She attended undergraduate studies at the University of California, Santa Cruz where she majored in Pre-Medicine/Human Biology. She graduated in the top 5% of her class, while also completing a Women’s Health internship at Sutter Maternity Health and Dominican Hospital. She received a Master’s degree in Medical Science from Saint Francis University and most recently graduated from the Red Rocks Physician Assistant program in Arvada, Colorado. She is a member of the Colorado Academy of Physician Assistants, the American Academy of Physician Assistants, and the National Comprehensive Cancer Network.

    Jessica enjoys practicing in Family Medicine as it allows her to treat a wide variety of health issues in patients of all ages with a continuity of care. She also enjoys the Family Practice setting as it offers her the opportunity to build long-lasting relationships with patients. She lives with her husband in Highlands Ranch, but is moving to Castle Rock this year. During her free time, she likes to travel, spend time with her husband and two dogs, read and exercise. She particularly enjoys boxing and a combination of martial arts. She looks forward to taking care of you here at Castle Rock Family Physicians.


  • Lauryn Kestel, MPAS, PA-C

    Lauryn is a Colorado native. She graduated from the University of Arizona with a BS in Physiology and a minor in Spanish. She received her Masters in Physician Assistant Studies from the University of Colorado CHA/PA Program and was certified by the NCCPA in 2019. Prior to joining Castle Rock Family Physicians, Lauryn worked in clinical research at Children’s Hospital Colorado. She is a member of the American Academy of Physician Assistants and Colorado Academy of Physician Assistants.

    Being drawn to patient care across all stages of life, Lauryn always knew she wanted to work in family medicine. She is passionate about preventive medicine and building relationships with her patients. In her spare time, Lauryn enjoys spending time with her family and friends, hiking, traveling, and waterskiing.