Meet our providers


Kim Breeden M.D. F.A.A.P.

 Dr. Breeden  graduated Magna Cum Laude from Baylor University in Waco, TX in 1982.  She then attended the University Of Kansas School Of Medicine,  graduating in 1986. After completing her pediatric residence at the  University of Florida in Jacksonville in 1989, the Breedens moved to  Athens, TN. She has been providing pediatric care for the children of  Athens and the surrounding communities since 1989. In 1995 she and her  husband Omer established Covenant Pediatrics, a practice dedicated to  the care and nurture of all children.

Certifications and Licensures:Board Certified by the American Board of Pediatrics

Licensed by the State of Tennessee Board of Medical Examiners

Hospital Affiliations:Active Staff Athens Regional Medical Center

Referral relationships with East Tennessee Children's Hospital, UT-Knoxville, TC Thompson Children's Hospital

Professional Organizations and Activities:Fellow of the American Academy of Pediatrics

Member Tennessee and McMinn County Medical AssociationsDr.  Breeden has held numerous offices within the medical staff at Athens  Regional Medical Center serving as secretary, vice-chief of staff and  chief of staff. She is currently Chairman of the Perinatal Committee,  and past member of the  Board of Trustees.Medical Director of the Children's Advocacy Center (serving the abused children of 7 counties)


Mia Matias M.D. F.A.A.P.

Dr. Matias graduated Cum Laude from Occidental College in Los Angeles, CA in 1991. She received her medical degree from University of California, Davis School of Medicine in 1995. She completed her pediatric residency at Children's Hospital Medical Center of Northern California in 1998. She also completed a clinical fellowship in pediatric infectious diseases at Children's Hospital Medical Center of Northern California in 1999. After her pediatric training, Dr. Matias practiced as a pediatric and neonatal hospitalist at multiple community hospitals in Northern California for 14 years. In 2013, Dr. Matias and her family moved to Athens, TN. She has been providing pediatric care for children in the Athens community since 2013. 

Certification: American Board of Pediatrics, 1998 

Licensure: Medical Board of California, 1997 Medical Board of Tennessee, 2012 

Professional  Organizations: Fellow of the American Academy of Pediatrics 

Personal: Dr. Matias and her husband, Michael Leonesio, live in Athens. They have one daughter, two dogs and two guinea pigs. They are actively involved in the arts and love the outdoors.  


Susan Rucker M.D.

  Graduating from University of Louisville School of Medicine, followed by three year residency training at Kansas University Medical  Center, Kim Rucker M.D. joined Covenant Pediatrics in 2016 bringing over 20 years of  experience in Pediatrics.     


Beth Cruttenden NP-C

Nurse Practitioner

Beth graduated from Southern  Adventist University in Collegedale, TN in May 2009 with a Masters  degree in nursing. She worked as an RN at Memorial Hospital for 6 years  prior to obtaining her Master's degree in nursing. For three of those  years she was a staff charge nurse. Beth also worked as a clinical  instructor for Southern Adventist University in 2005-2006. Beth is a  Certified Family Nurse Practitioner by the American Academy of Nurse  Practitioners. She is a member of the National Nursing Honor Society and  the American Academy of Nurse Practitioners. After training with Dr.  Breeden in pediatrics, Beth joined Covenant Pediatrics in 2009.  


Regena Shelton NP-C

 Nurse Practitioner

Regena graduated Summa Cum Laude from Tennessee  Wesleyan College with her Bachelor of Science in Nursing degree in 2011,  followed by her Master's degree in Nursing from Southern Adventist  University in 2015. She worked 4 years at Starr Regional Medical Center  in their Women's and Children's Services unit, where she served as  charge nurse. Born and raised locally, Regena is passionate about  providing care for the children of this region. She is certified by the  American Association of Nurse Practitioners. Regena and her husband  reside in Madisonville with their son. Regena is also an avid  equestrian. 


Julie Ann Holt LCSW

 Licensed Clinical Social Worker

Julie started with Covenant Pediatrics in December 2014. Julie did her undergraduate work at UTC and has a Masters degree from UTK. She  has worked with children and adolescents in Bradley and McMinn counties for 30 years. Julie is married to William Bowers. She is a proud stepmother to two and has two grandchildren. Julie enjoys gardening, reading and outdoors. Jule evaluates and treats children and adolescents with ADHD, anxiety, depression, adjustment issues, and other mood disorders.

Simon Bessette PA-C


Physician Assistant

 Simon Bessette originally from Montreal, Canada graduated from South  College in Knoxville in 2018 with a Physician Assistant Master's degree.  Prior to South College he attended Clarkson University where he  graduated with a Biology major and a Psychology minor. He also played Division 1  Hockey while obtaining his Bachelor's degree. He and his fiance, Cassie,  moved to Knoxville with their dog "Kita". He loves to play golf and  stay active.