Barker Chiropractic’s health professionals are committed to restoring your function and relieving your pain while using the true principles of chiropractic care. Contact a staff member at Barker Chiropractic today to learn how you can attain your wellness goals.

Dr. Sarah VanValkenburg, D.C.



Dr. Sarah has a passion for helping others in a natural, organic and drug-free way and is determined to change the world one spine at a time (from conception to delivery, birth and beyond!


Sarah VanValkenburg has been a part of Barker Chiropractic’s family since 2007 when she worked as a chiropractic assistant until she decided to follow in the footsteps of it’s founder, Dr. David K. Barker. She received her Bachelor of Science degree in human biology as well as her Doctorate of Chiropractic, licensed in the state of California. She has also completed her post-graduate studies specializing in Prenatal and Pediatric Chiropractic through the International Chiropractic Pediatric Association (ICPA). In addition, she has diligently studied the work of Dr. David K. Barker as well as the techniques utilized in his practice of 39 years. Her passion for chiropractic exudes in her work with each and every patient she encounters. She is dedicated to continuing the legacy of her late mentor Dr. David K. Barker. In her words, “I am thrilled and grateful to be an integral part of Santee’s healthcare community and will devote myself to the health and happiness of every single one of my patients.”

Barker Chiropractic Dr Barker
Barker Chiropractic Dr Barker

Dr. David K. Barker, D.C.



In loving memory of our founder Dr. David K. Barker
Dr. David K. Barker, D.C. graduated from Palmer College of Chiropractic in 1975 and is licensed in the states of California and Arizona. He has completed post-graduate studies with Dr. Russell Earhart in pathology and radiology, spinal column stressology under Dr. Lowal E. Ward, and Contact Reflex Analysis (muscle testing kinesiology) under Dr. D.A. Versendal.
Dr. Barker brought high quality, professional chiropractic care to East County San Diego in 1976. Besides his clinic in Santee, he was with Dr. E.V. Jesperson in El Cajon for 2 years. Dr. Barker also had a clinic in La Mesa from 1977 to 1987 with his brother Dr. Dennis W. Barker and, now, his Santee clinic since 1981.
Over all the years, Dr. David K. Barker has developed a technique that is very gentle yet extremely effective.