Turned Leaf Psychiatry’s Team

Stephen Sweeney PMHNP-BC, psychiatric nurse practitioner and founder of Turned Leaf Psychiatry.
Stephen Sweeney PMHNP-BC, psychiatric nurse practitioner and founder of Turned Leaf Psychiatry. 
Founder
Psychiatric Nurse Practitioner (Licensed in MA, TN, AR, GA, KS)

Stephen P. Sweeney

Professional woman with dark straight hair wearing a light gray suit and white shirt, standing against a neutral background.
Professional woman with dark straight hair wearing a light gray suit and white shirt, standing against a neutral background. 
Clinical Coordinator
Registered Nurse (Licensed in NY)

Johanna Alabatta

Therapy and compassionate mental health support at Turned Leaf Psychiatry.
Therapy and compassionate mental health support at Turned Leaf Psychiatry.

Ashlyn Sweeney

Certified Pharmacy Technician. 
Trained Service Animal (ESA)
A man in a dark checked blazer and light blue shirt holding a plaque with a medical symbol and text indicating he was awarded Faculty of the Year for 2024, presented to Patrick Weldon, MD.
A man in a dark checked blazer and light blue shirt holding a plaque with a medical symbol and text indicating he was awarded Faculty of the Year for 2024, presented to Patrick Weldon, MD. 
Dr. Patrick Weldon M.D. is trained in both Neurology and Psychiatry, and practices in Flowood, MS. Dr. Weldon serves as Turned Leaf Psychiatry's collaborative physician. Dr. Weldon also serves as River Oak's Neuro ICU medical director.

Dr. Patrick Weldon M.D.

A man in a suit and a woman in a strapless dress are smiling and standing close together inside a rustic building with exposed wooden beams and large windows.
A man in a suit and a woman in a strapless dress are smiling and standing close together inside a rustic building with exposed wooden beams and large windows. 
Katelynn Barr, now MSN, PMHNP-BC completed her preceptorship while in school at the University of Mississippi Medical Center.

Katelynn Barr

A woman with long, curly brown hair and blue eyes, smiling, outdoors with green foliage in the background, wearing a maroon top.
A woman with long, curly brown hair and blue eyes, smiling, outdoors with green foliage in the background, wearing a maroon top. 
AUTHOR | BOARD-CERTIFIED PSYCHIATRIST | MASTER PSYCHOPHARMACOLOGIST | PERFORMANCE-FOCUSED MENTAL HEALTH EXPERT

Dr. MaryEllen Eller

Dr. MaryEllen Eller is a board-certified psychiatrist recognized for her clinical expertise, leadership, and holistic approach to mental health. With a unique background as a gymnast and coach, she understands the powerful link between mindset and performance. Dr. Eller’s training spans general adult psychiatry, sports psychiatry, and leadership-focused care.
A graduate of Andrews University and Loma Linda University School of Medicine, she holds advanced certification as a Master Psychopharmacologist through the Neuroscience Education Institute. Her leadership roles include co-founding RxPerformance Therapy and serving as Medical Director across multiple inpatient and outpatient psychiatric programs. She continues to support clients and professionals through personalized care, expert consultation, and performance-driven mental wellness.

Thanks to Dr. Eller, she trained Stephen in medicine and still serves as his collaborative physician in TN.