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Christa DeFries, MD

Staff Psychiatrist
Languages
English
Conditions Treated
Anxiety
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Tics/Tourette Syndrome
Medication Management

Education and training

  • Wellesley College, BA
  • UT Southwestern Medical Center, MD
  • Baylor Scott and White Texas A&M College of Medicine, Residency

Get to know

Christa DeFries, MD

Background  and credentials    

Dr. Christa DeFries is a board-certified Adult Psychiatrist. She earned her  medical degree from UT Southwestern Medical School in Dallas, Texas, and  completed her residency in Adult Psychiatry at Baylor Scott & White in  Temple, Texas. Following residency, Dr. DeFries gained additional experience  treating homeless and formerly homeless populations in New York City,  particularly focusing on individuals with histories of trauma and substance  addiction, prior to joining Talkiatry.    

Treatment approach    

Dr. DeFries practices Adult Psychiatry, employing an integrative treatment  approach combining medication management, psychotherapeutic methods, and  lifestyle modifications. She recognizes that each patient benefits from a  personalized mix of these three aspects of care. Dr. DeFries specializes in  treating diverse psychiatric conditions, including those related to trauma,  substance addictions, and various mental health disorders.    

What you can expect in a first visit    

In a first visit with Dr. DeFries, patients can expect a comprehensive  evaluation aimed at understanding their individual mental health history,  specific concerns, and overall treatment goals. Dr. DeFries emphasizes an  individualized approach, carefully exploring the best combination of  medication, therapy, and lifestyle adjustments tailored specifically to each  patient's needs. Patients can anticipate an empathetic and collaborative  environment focused on their personal experiences and goals.    

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 specialize in  medication management and collaborate with you on a treatment plan that fits  your needs and comfort level.

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Arif Patel, DO

Staff Psychiatrist

Dr. Arif Patel is a board-certified adult psychiatrist. He obtained his medical degree from Rowan University School of Osteopathic Medicine and completed his residency training at Authority Health, an affiliate of Michigan State University. In addition, he has completed a Psychoanalytic Psychotherapy Fellowship from the Michigan Psychoanalytic Institute. He has 4 years of clinical experience. Dr. Patel's practice focuses primarily on medication management. Follow-up appointments typically last 30 minutes and incorporate elements of supportive psychotherapy, CBT, and motivational interviewing. Dr. Patel utilizes a collaborative approach to treatment, ensuring that treatment plans align with patients' goals and values. Dr. Patel has extensive clinical experience in various psychiatric settings including inpatient, outpatient, and emergency settings. He has treated patients of various ages and of diverse cultural and spiritual backgrounds. He has extensive training in the community mental health system, where he has treated patients with severe mental illness and substance use disorders. Dr. Patel practices general adult psychiatry. His practice focuses on medication management in conjunction with supportive psychotherapy. Dr. Patel has experience in treating a wide array of psychiatric disorders including mood disorders, anxiety disorders, trauma, and ADHD.

Lisa Ekeanyanwu, MD

Staff Psychiatrist

Background and credentials

Dr. Lisa Ekeanyanwu is a board-eligible psychiatrist who completed her psychiatry residency training at Stanford University. She has gained experience in a wide range of clinical environments, including inpatient and outpatient care, community mental health settings, emergency rooms, telehealth services, and international clinical fieldwork.

Treatment approach

Dr. Ekeanyanwu’s practice is centered on pharmacotherapy, which she integrates with supportive therapy, cognitive behavioral therapy (CBT), and psychodynamic therapy to provide comprehensive psychiatric care. She takes a collaborative and individualized approach, tailoring treatment to meet each patient’s unique goals and improve their overall quality of life. She has a special interest in cultural and micro-cultural influences on mental health and strives to provide culturally competent care that respects each patient’s life experiences and values. When she believes additional therapy may be beneficial, she may recommend incorporating a therapist into the care team.

What you can expect in a first visit

During the first visit, patients can expect a thorough evaluation where Dr. Ekeanyanwu carefully assesses their symptoms, medical history, and personal treatment goals. She fosters a collaborative and patient-centered environment, ensuring that each treatment plan aligns with the patient’s individual needs. She provides medication management along with therapeutic support and, when appropriate, may recommend additional therapy to optimize outcomes. Her approach prioritizes safe, effective, and culturally sensitive care that evolves to support patients throughout different stages of their lives.

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 specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

Michelle Zaydlin, MD

Staff Psychiatrist

Dr. Michelle Zaydlin is a board-certified psychiatrist who has experience in caring for diverse patient populations presenting with an array of diagnoses. Her interests include neurodevelopmental disorders (autism, ADHD), mood disorders, anxiety, trauma, and comorbid medical conditions. She has completed internships in pediatric neuropsychology and worked as a behavior therapist, delivering Applied Behavior Analysis (ABA) therapy, enriching her understanding of development and neurocognitive functioning. Additionally, Dr. Zaydlin actively participates in research and is actively engaged in educational initiatives for other healthcare providers. Dr. Zaydlin believes in a collaborative and compassionate approach to mental health care. She works with patients across their lifespans, integrating psychopharmacology and psychotherapy. She integrates cultural sensitivity with evidence-based practices to provide individualized, holistic care. Her empathetic approach and clinical knowledge enable her to foster meaningful connections with her patients and facilitate positive treatment outcomes.

Richard Mullin, MD

Staff Psychiatrist

Dr. Richard Mullin brings over a decade of experience in outpatient psychiatric care, with prior roles providing treatment to juveniles in detention and adults in jail and prison systems across West Virginia. He completed his medical degree at the Joan C. Edwards School of Medicine at Marshall University and trained in psychiatry and child and adolescent psychiatry at West Virginia University. Dr. Mullin emphasizes the importance of truly listening, so patients feel seen and heard.

Dr. Mullin works collaboratively with his patients to identify their main concerns and to build a treatment plan that feels right for them. He believes treatment should be a shared process in which the patient is empowered and supported in their mental health journey.

Taking a "less is more" approach to medication, Dr. Mullin focuses on minimizing prescriptions while still addressing all of a patient’s needs. His goal is to help patients eventually rely more on therapeutic skills than medication. He views treatment as a partnership—balancing his expertise in psychiatry with each patient's lived experience.

Tetyana Tarnavsky, MD

Staff Psychiatrist

Dr. Tetyana Tarnavsky is a board-certified psychiatrist trained in Adult Psychiatry. She attended Dnipropetrovsk State Medical Academy in Ukraine where she received her M.D., M.S. and Ph.D. degrees in Psychiatry. Dr. Tarnavsky completed her residency at Harvard South Shore Psychiatry Residency Training Program in MA, where she was elected chief resident. Dr. Tarnavsky has an extensive research experience in Ukraine and the USA. She had studied computer addiction for her dissertation; had multiple abstracts and presentations; published several articles in peer-reviewed psychiatric journals as well as a book entitled Computer Addiction: Formation, Diagnosis, Correction and Prophylaxis. She has helped organize international conferences with the goal of improving access to and quality of healthcare in Dnipropetrovsk, Ukraine, and providing a national model for health care reform. Dr. Tarnavsky has worked with a variety of patients with diverse backgrounds in a Community Health Center and in the Partial Hospitalization Program as well as supervised medical students, psychiatry residents, and nurse practitioners. She has been a lecturer on psychiatry at Harvard Medical School and was involved in the training of psychiatry residents in the Harvard South Shore Psychiatry Training Program. Her primary focus has been on treating adults with depression, anxiety, post traumatic stress disorder, adjustment disorder, ADHD and other disorders. Dr. Tarnavsky strives to provide quality and compassionate treatment to individuals and their families.‍

Robert Whelpley, MD

Staff Psychiatrist

Background and credentials

Dr. Robert Whelpley, M.D., is board-certified in both Child and Adolescent Psychiatry and Adult Psychiatry. He completed his undergraduate studies at Binghamton University and earned his medical degree from Upstate Medical University in Syracuse, New York. He then went on to complete his residency and fellowship training at the University of Rochester. Throughout his career, he has worked with patients and families across the lifespan in inpatient, outpatient, and emergency psychiatric settings.

Treatment approach

Dr. Whelpley believes in collaborative care, working closely with treatment providers, patients, and families to ensure that mental health concerns are addressed as a team. His approach integrates talk therapy techniques, including motivational interviewing, cognitive-behavioral therapy (CBT), mindfulness, and supportive psychotherapy, alongside medication management. He customizes treatment to maximize each patient’s mental health and overall wellness, sometimes incorporating a therapist into the care plan when beneficial.

What you can expect in a first visit

During the first visit, patients can expect a comprehensive evaluation where Dr. Whelpley takes time to understand their symptoms, background, and treatment goals. His approach is patient-centered and team-oriented, ensuring that care is personalized and collaborative. He works with patients to develop a treatment plan that balances medication management with therapeutic interventions, fostering long-term mental wellness.

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 specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

Ready to get matched?

Start our short assessment
Specialties
Anxiety
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Phobias
Tics/Tourette Syndrome
Medication Management
States
New York
Texas
California
Languages
English
Takes insurance
Virtual visits
1 years experience