Meet the Team


  • Dr. Bri Gallagher

    Dr. Brianne Gallagher is a graduate of Southwest Minnesota State University and Northwestern College of Chiropractic. She has been practicing chiropractic since 2005. Her primary focus and passion has always been prenatal and pediatric chiropractic. Dr. Bri is certified by the International Chiropractic Pediatric Association to treat prenatal and pediatric conditions. She is also Webster Technique certified.

  • Dr. John Gallagher

    Dr. John Gallagher is a graduate of Northwestern Bible College and Northwestern College of Chiropractic. He served in the Army National Guard for 9 years, including 3 years of active duty and a 2-year deployment to Iraq as a Battalion Battle Captain. He has a passion for Upper Cervical chiropractic, and desires to bring hope to post-surgical patients and people with complex health conditions.

  • Dr. Krista Massey

    Dr. Massey grew up in Catawissa, PA and attended Bloomsburg University obtaining a bachelor’s degree in Exercise Science. After experiencing chiropractic care due to a long-term knee injury, Dr. Massey developed a passion for chiropractic and its ability to allow the body to work as God intended. Dr. Massey received her Doctorate of Chiropractic from Life University in Marietta, GA. Dr. Massey and her family reside in Walterboro. 

  • Jackie Davis
    Office Manager

     Jackie was born in New York and moved to South Carolina with her family when she was 10. She is newly engaged to her fiancé, Eddie She has 5 beautiful children, 2 bonus boys and 2 Grandchildren. She has been with Colleton Chiropractic since 2016, where she has seen not only improvement in the health of many in her community, but also in her own! Since working with us she has gained her x-ray technician certificate, and became Office Manager in 2019.

  • Brittany Rook
    Corporate Manager

    Brittany grew up in the low country of South Carolina. She is an experienced Chiropractic Assistant, having worked with our office for several years. Brittany is passionate about Chiropractic and wants all of our patients to receive the best care possible. In her spare time, Brittany enjoys visiting the beach, traveling and playing the piano. She is most proud of her 3 amazing children!

  • Ashlyn Harley
    Patient Care Coordinator

    Ashlyn was born and raised in the state of South Carolina. She has been a part of the Colleton Chiropractic family since 2021. Her favorite part of chiropractic is seeing and loving on our pediatric patients! She likes to spend her weekends boating and spending time with her chocolate lab, Oaklyn. 

  • Kyla Davis
    Patient Care Coordinator

    Kyla was born and raised here in Walterboro. She has developed a passion for Chiropractic after watching how it improved not only her life but the lives of her two beautiful children. She has been a patient since she was 16 years old. Each of her children have been under Dr. Bri’s care since birth! In her free time she enjoys spending time with her family.

  • Mandy Lane
    Front Desk Coordinator

    Mandy was born and raised in Colleton County. She currently resides in Walterboro with her husband, Marshall. Together they have 3 children, and 3 grandchildren. She is the friendly, smiling face that welcomes everyone when they enter our office. In her spare time she enjoys traveling with her husband and spending time with family and friends.

  • Pharen Crosby
    Digital Marketing Coordinator

    Pharen grew up in Irmo, South Carolina and moved to Walterboro after marrying her husband.  As a former teacher with a Masters degree in Education, she now enjoys homeschooling her children. Pharen is passionate about the benefits of chiropractic care after seeing the impact it has had on her children's health. She manages digital marketing for Colleton Chiropractic while staying home with her three children. 

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Office Hours

Our Regular Schedule

Primary Office


8:00 am-12:00 pm

2:30 pm-6:00 pm


8:00 am-12:00 pm

2:30 pm-6:00 pm


8:00 am-12:00 pm

2:30 pm-6:00 pm


8:00 am-12:00 pm

2:30 pm-6:00 pm


By Appointment Only