Our Dedicated Surgical Staff

Kristie Threadgill – Office Manager

She has over five years of experience in a management setting. She came to Doctor Chang’s office to take on a new endeavor.  She has been a Gastric Sleeve Patient since 2015.  She has two amazing children and has visited over 20 states in the US due to your husband’s military career. Kristie also assists with the Financing within Dr. Chang’s office.

 

 

 

 


 

Rachel Bowman – Patient Liaison

She has been with ABSS since 2020 and has five years of experience in her field, but has an additional 17 years of experience in insurance coordination. She makes sure your surgery schedule is complete and has the passion and drive to help each patient.  She has three wonderful kids who teach her patience daily. Rachel also works at the Corpus Clinic.

 

 

 

 

 


Jamie Hall – Coding/Billing Specialists

She has over 13 years of experience in her field.  She has been a Gastric Sleeve patient since 2020. She loves sports, specifically the Eagles, and is so proud of her kids. Jamie’s is our guru for coding, billing, and insurance. Jamie also works at the Corpus Clinic.