Pine Grove Behavioral Health and Addiction Services

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Pine Grove Behavioral Health and Addiction Services

Family Program Staff

At Pine Grove Behavioral Health & Addiction Services, our treatment staff are known for their leadership and expertise in the diagnosis, management, and treatment of addictive diseases and psychological disorders. Learn more about the background and experience of each Family Program staff member by clicking on their image below:

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Sharon Otts, LCSW, CSAT, CMAT

Sharon Otts is the Program Coordinator at Pine Grove's Family Program. She received her Bachelor of Social Work degree from Southeastern Louisiana University and her Master of Social Work degree from the University of Southern Mississippi. She is a Licensed Certified Social Worker and Supervisor, a Certified Sex Addiction Therapist, a Certified Multiple Addiction Therapist, and has had EMDR I and II as well as CBT training. She is also an approved Field Instructor for the University of Southern Mississippi School of Social Work. Sharon joined the Pine Grove team in 1989, where she served as family therapist on the Inpatient Addiction Unit. Since then, she has amassed 25 years of experience working with those struggling with the disease of addiction and their families. Throughout her time at Pine Grove she has been involved in treatment at the Family Program, Next Step Men's Program, The Women's Center, and the Gratitude Program.


Jessica Edwards, MS, LPC

Jessica Edwards graduated from the University of Southern Mississippi in 2005 with a Masters degree in Counseling Psychology and completed her internship on Pine Grove’s Adult Psychiatric Inpatient Unit. Afterward Jessica transferred into a full time role as Clinical Therapist, focusing primarily on crisis stabilization. In 2007, Jessica became a Licensed Professional Counselor and transitioned into the role of Licensed Clinical Therapist at Pine Grove’s Women’s Center; primarily working with women struggling with addiction issues, chemical dependency, and eating disorders. In 2009, Jessica joined the Pine Grove Family Program and Intensive Workshop treatment teams, serving as a co-facilitator for the Breaking Free (Co-Dependency) Workshop, and acting as a liaison between the Pine Grove Specialty Programs and the Family Workshop. Edwards is also the primary facilitator for Legacy’s specially designed Family Week Program, which serves Legacy patients and their loved ones.


Sarah Bienvenu, LMSW

Sarah Bienvieu received her Masters degree in social work from the University of Southern Mississippi. Sarah completed her graduate internship with Family Network Partnership in 2012 while serving as a graduate assistant in the social work department at the the University of Southern Mississippi. Sarah also completed an internship with Pine Grove Outpatient Services in 2011 before joining the Pine Grove Family Program staff in 2013. In 2008 Ms. Bienview worked as a case manager for Housing and Urban Development, providing post Katrina emergency housing assistance to residents of the Gulf Coast Region.


Britney Mangum, MS, LMFT, CSAT-C

Britney Mangum is a clinical therapist for Pine Grove Behavioral Health & Addiction Services. She earned a master’s degree in Child and Family Studies as well as a master’s degree in Marriage and Family Therapy, both from the University of Southern Mississippi. Mangum has clinical experience working in both outpatient and residential settings. She has worked with children, adolescents, and adults who have experienced sexual and physical abuse, emotional and behavioral problems, sexual issues, addiction, and those in crisis, with a range in severity of psychological problems.

  Sharon Otts Sarah Bienvenu Britney Mangum  
  Sharon Otts
Program Coordinator
Sarah Bienvenu
Clinical Therapist
Britney Mangum
Clinical Therapist

Psychology Internship Program

Pine Grove has an excellent internship program that offers a wide range of training activities on two rotations. We are able to offer interns opportunities for training in residential, partial hospitalization, and outpatient settings working with adults presenting with a ride range of diagnoses. We are APA accredited as a single entity pre-doctoral psychology internship program under the name of Pine Grove Behavioral Health & Addiction Services, Doctoral Internship in Professional Psychology (PG-DIPP). Please visit our Psychology Internship Program home page for more information.

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