Switch to Main Site
Practice Name

Centro Chiropractic Clinic

Social Media
Primary Location
PO Box 850
Sherwood, OR 97140
Phone: 503-550-1140

Office Hours

Main Content

Dr Michael Ahn (Aloha Clinic)

Dr. Ahn grew up along the coast in Lincoln City, Oregon. Dr. Ahn knew from a young age that he wanted to pursue a career in the medical field. It wasn’t until he was introduced to chiropractic medicine while attending Oregon State University that he knew he wanted to pursue this dream. Dr.

Ahn received his Doctor of Chiropractic degree in 2016 along with a Master in Sports and Exercise Science. Since discovering the power of chiropractic and its abilities to aid in the healing process it goes far beyond just that to Dr. Ahn. He believes that it is a lifestyle that can lead to a healthier and more enjoyable life.

While Dr. Ahn is not working, you can find him either in a local gym making his body stronger or with his soon to be wife and two dogs. He enjoys being extremely active participating in basketball and baseball leagues to hiking the outdoors.

Dr. Sean Gregg (Gresham Clinic)

Dr. Sean Gregg grew up in the small town of Eagle Creek, Oregon. Having incurred many injuries, surgeries, and illnesses throughout his life Dr. Gregg found that chiropractic treatment offered the most to him as a patient and as a practitioner. From day one before his doctorate schooling began he said that “I want to be able to relieve a patient of pain and allow them to enjoy a better life. I want to get people back to work so that they can support themselves and their families.”

Dr. Gregg worked at a multi-disiplinary clinic in Southern California and now he is back in Oregon because he wanted to be closer to his family and the great people of Oregon.

Dr. Gregg is a native Oregonian and completed all of his schooling here. He received most of his undergraduate work at Oregon State University in Corvallis and Southern Oregon University in Ashland. He attended the University of Western States where he received his Bachelor of Science degree in Human Biology and his Doctorate in Chiropractic.

While Dr. Gregg is not working he loves spending time with his wife and one year old son, his large family, and many friends. He also enjoys camping, hunting, and board games.

Dr. Christopher Prouty (Hillsboro Clinic)

Dr. Prouty grew up in Vancouver, Washington. Dr. Prouty had his first adjustment at age two and continued to receive Chiropractic care when necessary. From an early age, Dr. Prouty learned the benefits and value of Chiropractic care. This motivated him to seek out schooling to become a Chiropractor. Dr. Prouty received his Doctor of Chiropractic and Master of Science in Exercise Sport Science from the University of Western States in Portland, Oregon. Additional training includes sports medicine, whiplash management, motion palpation, rehabilitation exercises, and human performance. When not working Dr. Prouty is usually found at the gym or outside hiking.

Dr. Kristen Brennan (Salem Clinic)

Dr. Brennan is a Michigan native with a Bachelor of Science in Human Biology from Michigan State University. From there she went on to graduate Cum Laude from Palmer College of Chiropractic in Port Orange, Florida. During her time there, she volunteered her services to the people of Morocco along with other qualified peers from multiple chiropractic colleges as part of a Study Abroad Program. She has successfully completed further educational courses with focus on motor vehicle collisions and cervical acceleration/deceleration injuries (whiplash) under the teachings of Dr. Arthur C. Croft who is the director of the Spine Research Institute of San Diego. Along with treating patients from auto injuries, Dr. Brennan also takes special interest in treating pediatric patients and sports athletes. In her free time, Dr. Brennan enjoys playing ice hockey and sightseeing the beautiful Northwest region with her husband.

Dr. Bradley Whetstone (Woodburn Clinic)

Dr. Bradley Whetstone was born and raised in Northern Colorado. He received his Bachelors of Science in Health and Exercise Science with a concentration in Sports Medicine from Colorado State University. Dr. Whetstone moved to the Pacific Northwest to attend the University of Western States in Portland Oregon where he received his Doctor of Chiropractic Degree. Additionally, Dr. Whetstone holds a Masters of Science Degree in Exercise and Sport Science. In his free time Dr. Whetstone likes riding and racing road bikes, climbing mountains, skiing, and sailing on the Columbia River.

Exclusive Offer

New patients receive Free Consultation.

Sign-up using the form or call us at 503-550-1140 to take advantage of this exclusive offer.

Name: *
Email: *
Phone: *


Services We strive to provide complete care for our patients. Learn more about all the services we provide. Make An Appointment We will do our best to accommodate your busy schedule. Schedule an appointment today! Online Forms Our patient forms are available online so they can be completed in the convenience of your own home or office.


“My experience at Centro Chiropractic has been amazing. The workers are super friendly and caring and make sure that you receive the treatment you deserve.”  

– Jessica D.

About Us

About Centro Clinic We believe the secret to our success is to make each one of our patients the center of our attention. We do this by carefully hiring friendly, caring, professional chiropractic physicians, massage therapists, and support staff. Our greatest asset to you is our wonderful staff. Read More

Contact Us