Clinical Team

hands in circle

Each discipline within the Hannah’s House team works in tandem with one another. There is constant communication between clinical and medical professionals, and we address each patient’s individual needs on a daily basis.

We adhere to established codes of ethics and standards. We promote and protect patients’ rights by strictly upholding federal, state and agency regulations regarding addiction treatment and health care privacy.

Kim Garrett


After obtaining a bachelor’s in psychology from the University of Texas at Austin and a master’s in social work from the University of Texas at Arlington, Kim Garrett earned her MBA from Amberton University. A Licensed Clinical Social Worker and Licensed Chemical Dependency Counselor, Kim is certified in Eye Movement Desensitization Reprocessing (EMDR). Prior to joining the Origins’ team, Kim was the Director of Behavioral Health Services for North Texas’ largest non-residential non-profit organization dedicated to the prevention, intervention, and treatment of alcohol, substance use disorder, and behavioral health issues. In private practice as a psychotherapist since 1998, she has served as an adjunct graduate school professor, a clinical supervisor, a trauma-informed care consultant, and a public speaker on a variety of mental health topics. She also has extensive experience addressing the behavioral health issues of Texas youth.

Jennifer Pinkerton

LMSW, LCDC — Program Director, Hannah’s House

Prior to beginning her current role as Program Director, Jennifer Pinkerton served as a Primary Counselor for Origins on South Padre Island for over two years. She is a Licensed Master Social Worker and a Licensed Chemical Dependency Counselor. She received her bachelor’s in psychology from St. Mary’s University and her Master of Social Work from Our Lady of the Lake University. Jennifer is currently in the process of becoming a Licensed Clinical Social Worker (LCSW), a certified practitioner of Eye Movement Desensitization Reprocessing (EMDR), and a Certified Eating Disorder Specialist (CEDS) through the International Association of Eating Disorders Professionals (IAEDP). Surrounded by addiction most of her life including her own recovery with eating disorders, Jennifer has seen many of her friends battle with – and recover from – the disease of addiction. She enjoys spending time with her four talented sons and supportive husband, exercising, meditating, reading, and finding a variety of ways to incorporate self-care into her life.


Dr. Adam Bianchini

M.D. – Medical Director

After receiving his Bachelor of Science in Biology at Brown University, Dr. Bianchini completed his Medical Doctorate training at Jefferson Medical College, in Philadelphia. His post-graduate education includes a General Surgery Internship at Wright-Patterson Air Force Base, and an Anesthesiology Residency at Hartford Hospital in Connecticut.

Adam’s personal recovery experience led him to the field of addiction treatment where he has served in both medical and executive roles.

His experience as a Director of Medicine spans a decade, and he brings that knowledge and expertise to Origins. In addition to both providing and overseeing the medical care to patients receiving addiction treatment, he has developed and facilitated both 12-Step and Christian recovery curricula that have impacted thousands of patients in their battle to restore their lives.

Dr. Raju Mangrola

M.D. – Chief Psychiatrist

Dr. Mangrola is a Board-Certified Psychiatrist who has been in private practice for more than 25 years. He is board certified in General Psychiatry, Addiction Psychiatry, Forensic Psychiatry, and Psychosomatic Medicine, and is also a Diplomate of the American Board of Addiction Medicine.

Dr. Mangrola has worked in various prestigious programs as medical director where he served the needs of individuals with addiction and various psychiatric issues. Through his extensive work with addictive and co-occurring disorders, he brings a wealth of knowledge in evaluation and treatment. He has also been active in speaking forums addressing the issues related to addiction and the opiate crisis.

Alexandra Brotzman

MSN, APRN, FNP-C – Family Nurse Practitioner

As an Advanced Practice Registered Nurse with extensive experience in dual diagnoses associated with substance abuse and psychiatric medicine, Alexandra Brotzman has been part of the Origins family since 2011, serving initially as a Nurse Manager prior to assuming her current role in 2015 as Family Nurse Practitioner in residential care. She provides a broad range of advanced practice nursing services including holistic evaluation, diagnosis, and management of both acute and chronic medical conditions and says its especially rewarding to see the entire process of change occur in our patients from admission to discharge. She plans on returning to school to become board certified as a Psychiatric and Mental Health Nurse Practitioner. She’s an active member of the American Association of Nurse Practitioners. Outside of work, she stays busy with the Mayflower Society, the Daughters of the American Revolution, and the Special Events Committee of South Padre Island. 

David Tejeda


As a Licensed Professional Counselor with experience in diverse therapeutic services, case management, and psychoeducational teaching, David Tejeda has specialized expertise in Eye Movement Desensitization Reprocessing (EMDR), substance abuse, and family counseling services, including the creation of didactic and experiential psychoeducation. David received both his bachelor’s in psychology and his Master of Education in counseling and guidance from the University of Texas at Brownsville. He is a skilled and knowledgeable speaker who has taught graduate-level courses in addiction counseling at the University of Texas at Rio Grande Valley. Prior to his current role, David started in 2014 as a primary counselor for Origins on South Padre Island. As Family Services Director, he now creates and teaches psychoeducational classes and presentations to groups of patients and family members covering a variety of addiction-related topics.

Meghan Brooks

Director of Admissions

Meghan started working with Origins in 2016 as an Admissions Specialist, seven years after beginning her own personal journey as a patient. With a firsthand understanding of the unique struggles that patients and their families endure prior to reaching out for help, Meghan knows that the initial phone call can potentially shape an individual’s outlook and willingness to seek and sustain treatment. Meghan received her bachelor’s in marketing from the University of Central Florida. She loves working in the recovery community, especially when she can assist other women to get the expert help they need. She is grateful for the opportunity to lead a talented Origins team that is on the front lines of healing in a company fully dedicated to advancements in treatment.


Our admissions team is available 24/7. Call us at 844.321.1003.

Hannah’s House: Most Insurance Accepted

Aetna, UnitedHealthCare, Beacon, Blue Cross and Blue Shield of Texas (details)


Get In Touch

Contact Information

4405 Padre Blvd
South Padre Island, TX 78597

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