Skip to main content

Brett Abernethy, MD

Staff Psychiatrist
Languages
English
SPECIALTIES
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Tics/Tourette Syndrome

Education and training

• Emory University, BS

• University of Texas Medical School at Houston, Doctor of Medicine, MD

• University of Texas Southwestern Medical Center, Internship

• University of Oklahoma Health Sciences Center, Residency

Get to know

Brett Abernethy, MD

Background and credentials    

Dr. Abernethy is a board-certified psychiatrist who received his medical  degree from the University of Texas Medical School at Houston. He completed  his internship at UT Southwestern in Dallas and earned a Master's of Public  Health in Epidemiology and Occupational and Environmental Health from Texas  A&M. He completed his psychiatry residency training at the University of  Oklahoma Health Science Center. Dr. Abernethy has over 12 years of experience  practicing psychiatry in various outpatient settings, including private  practice and community mental health centers in Texas and Oklahoma,  specifically reaching underserved communities. He has treated a broad  spectrum of mental health symptoms among diverse populations, addressing  issues ranging from mood and anxiety disorders to behavioral manifestations  of Autism and other developmental disorders.    

Treatment approach    

Dr. Abernethy utilizes a collaborative and patient-centered approach to  psychiatry, focusing primarily on medication interventions that align with  each patient's unique treatment goals and clinical needs. He emphasizes  cooperation with patients to effectively treat and reduce mental  health-related symptoms. His practice centers around medication management,  supplemented by supportive treatments tailored to individual needs. Depending  on each patient’s circumstances, he may recommend additional support from  individual, family, or group counselors and therapists to achieve optimal outcomes.    

What you can expect in a first visit

In an initial visit, patients can expect a thorough, collaborative  discussion focused on understanding their symptoms, goals, and clinical  needs. Dr. Abernethy will evaluate the patient's condition to determine  appropriate medication interventions and discuss personalized treatment  recommendations. Typical follow-up visits are approximately 20-30 minutes in  length. Depending on the severity and complexity of a patient's situation,  referrals to additional counseling or therapy may also be suggested.    

Why Talkiatry?    

We’re a virtual mental health practice that makes it easy to find great  care. We combine quality and convenience to help you thrive—faster. Our  providers, like this one, are highly trained experts who speciualize in  medication management and collaborate with you on a treatment plan that fits  your needs and comfort level.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Michael Underriner, MD

Staff Psychiatrist

Dr. Michael Underriner is an adult psychiatrist. His approach to treatment is holistic, taking into account the entire person, and emphasizes the importance of the therapeutic bond to help people reduce suffering and achieve their goals. He is a member of the Gold Humanism Honor Society. Dr. Underriner's practice focuses on a mix of medication management, offered in conjunction with supportive therapy in 30-minute follow-up visits, and insight-oriented psychotherapy offered in weekly 45-minute visits. He works with people struggling with ADHD, depression, anxiety, obsessive-compulsive and related disorders, and difficulties with self-esteem and relationships. Occasionally Dr. Underriner may believe that additional therapy is warranted and recommend a separate therapist to provide the best outcome. He received his medical degree from the University of Chicago Pritzker School of Medicine and completed his residency training at New York University. During training, he gained experience treating patients with various psychiatric illnesses in several different clinics and hospital-based settings. He worked with experts in the field of depression and provided consultations for patients considering transcranial magnetic stimulation. He also published a review article on long-term injectable medications for psychosis. Dr. Underriner has maintained an interest in teaching and remains connected to the psychiatry department at NYU. He has supervised and taught junior residents and medical students. Additionally, he is interested in global health and disparities in access to care and has traveled to Ghana to teach medical students rotating through psychiatry at the university there.

Olivia Plante, MD

Staff Psychiatrist

Dr. Olivia Plante is a board-eligible psychiatrist with a focus on evidence-based medicine including psychopharmacology and nutritional psychiatry in the diagnosis and treatment of a wide range of psychiatric disorders.

She is originally from New York, having completed her undergraduate degree in psychology from The City College of New York, followed by a master’s degree in medical anthropology from Binghamton University and a Doctor of Medicine degree from the University at Buffalo. She completed psychiatric residency training at the Zucker School of Medicine/Northwell Health, with experience in medication management, psychotherapy, and collaborative multidisciplinary care of adults and adolescents in the outpatient, inpatient, partial hospital and emergency settings.

Initial evaluations will involve collecting history about social circumstances; past medical, psychiatric, substance use, and family conditions; as well as current lifestyle habits such as sleep, nutrition, supplement use, level of physical activity, and stress management skills.

Treatment sessions will explore the mind-body connection and individual lifestyle factors in combination with psychoeducation for a personalized wellness approach.

Jessica Healey, MD

Staff Psychiatrist

Dr. Jessica Healey is a board-certified adult psychiatrist. She obtained her medical degree from Cooper Medical School of Rowan University and completed her residency training in psychiatry at the University of Miami Miller School of Medicine and Jackson Memorial Hospital. During her training, Dr. Healey gained extensive experience providing psychiatric care to various patient populations in multiple patient care settings, including in the outpatient clinic, inpatient unit, and emergency department. Following her training, Dr. Healey worked as an outpatient psychiatrist for the Veterans Health Administration. During her tenure with the VA, she worked closely with staff psychologists, social workers and nurses to provide multidisciplinary, collaborative care to the veteran population suffering from a variety of mental health conditions.

Dr. Healey has experience and interest in treating adults suffering from trauma-related disorders and anxiety disorders but provides treatment for a variety of psychiatric conditions including depression, bipolar disorder, and obsessive-compulsive disorder.

Dr. Healey focuses on medication management and supportive psychotherapy, but has training in utilizing various therapy modalities, including cognitive behavioral therapy, interpersonal therapy, and psychodynamic psychotherapy. When appropriate, Dr. Healey will refer for more extensive psychotherapy and/or collaborate with your established psychotherapist for comprehensive care.

Clayton Stone, DO

Staff Psychiatrist

Dr. Clayton Stone (he/him) is a native of the Tennessee mountains who specializes in treating both children and adults. He completed a fellowship in Child and Adolescent Psychiatry at Washington University in St. Louis and a general psychiatry residency in San Antonio, Texas. Dr. Stone has worked in academic medical centers, public schools, state hospitals, a transgender health clinic, and a residential eating disorder center. He is experienced in caring for LGBTQIA+ individuals and underserved rural communities.

Dr. Stone offers a friendly, nonjudgmental space where patients feel supported and empowered. His collaborative style emphasizes respect, transparency, and shared decision-making. He is especially passionate about helping people navigate stress, build self-esteem, and develop healthy relationships. Depending on patient needs, he uses tools like talk therapy, lifestyle changes, parent coaching, and medication management to support healing.

Sessions begin with a detailed review of each patient's history, current concerns, and goals. Dr. Stone then works together with the patient to create a personalized care plan that may include therapy techniques, medications, psychoeducation, or coping strategies. When treating children or teens, he often includes family involvement or parent coaching to promote meaningful progress.

Mayra Valdivia Carlisle, DO

Staff Psychiatrist

Dr. Mayra Valdivia Carlisle is a bilingual Spanish and English-speaking board-certified Adult Psychiatrist and Child & Adolescent Psychiatrist. She earned her master's degree in public health and her medical degree from Oklahoma State University Center for Health Sciences. She went on to complete her residency training in Adult Psychiatry at the University of Texas Health Science Center in San Antonio and subsequently completed her fellowship in Child and Adolescent Psychiatry. She was awarded the Excellence in Public Health Award by the U.S. Public Health Service and Surgeon General for her work addressing health disparities in healthcare. Dr. Carlisle has extensive experience in outpatient and community mental health settings.

Dr. Carlisle provides patient-centered and compassionate psychiatric care combining medication management, psychotherapeutic methods, and lifestyle modifications to create a unique treatment plan. She recognizes that each person benefits from a personalized and holistic approach to healing. Dr. Carlisle specializes in treating diverse psychiatric conditions including ADHD, anxiety disorders, depression, and post-traumatic stress disorder in children, adolescents, and adults.

During an initial visit one can expect a comprehensive evaluation aimed at understanding individual mental health history, specific concerns, and overall treatment goals. Dr. Carlisle practices a holistic approach to treating mental disorders. This is done through an individualized plan for each patient with careful consideration to medication management, therapy techniques, and lifestyle modifications. Patients can expect an empathetic and collaborative environment focused on their personal experiences and goals.

Cesar De Paz, MD

Chief Psychiatrist

Dr. De Paz received his medical degree from the University of Texas Medical Branch in Galveston, TX, and has been practicing for 9 years. He completed his psychiatric residency and child and adolescent psychiatry fellowship training at the University of Texas Medical Branch. After completing training, he worked at the Center for Health Care Services in San Antonio, TX. He worked with special needs children and adults who required the highest level of care both behaviorally and medically. He then continued his treatment of children and young adults at CommuniCare Health Center also in San Antonio. He served as Director of Behavioral Health for CommuniCare for 4 years. Dr. De Paz completed his undergraduate studies in Psychology and Biology at the University of Houston in Houston, TX. While having treated a wide variety of patients, his primary clinical focus has been the treatment of ADHD in children and adults, and working with special needs children and adults who may have Autism Spectrum Disorder or other Intellectual or Developmental Disabilities. Dr. De Paz's practice focuses on medication management. He offers medication management evaluations and follow-up visits. If the need arises, he works with licensed therapists to provide behavioral support.

Ready to get matched?

Start our short assessment
Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Tics/Tourette Syndrome
States
New York
Texas
Languages
English
Takes insurance
Virtual visits
12 years experience