Felicitas Koster, DO

Dr. Frank Dong is a general psychiatrist at Talkiatry. He is board-certified in psychiatry. He has been providing medication management to people with mental health/behavioral issue for over 13 years.

Dr. Dong' practice focuses on medication management. He believes both biological and psychological components on mental health. Occasionally, Dr. Dong provides combined psychotherapy in addition to medication management. Drawing on 17 years-experience in psychiatry, Dr. Dong now focuses mainly on continuing life-long stabilization and maintenance treatment for the patients with chronic mental health illness at outpatient setting.

He received Medical Degree at one of the most prestigious medical school in China and Ph.D. in Medical Sciences At University of South Florida. He completed residency training in both Internal Medicine and Psychiatry.

Dr. Dong is board-certified in psychiatrist. He also completed fellowship program in psychodynamic psychotherapy at Washington Baltimore Center for Psychoanalysis. He is specialized in Psychopharmacology and his focus has been in treating a range of patients with Anxiety, Depression, Mania, Psychosis, ADHD, Substance Addiction, Dementia, and Insomnia.

Dr. Sean Culver is an outpatient psychiatrist with experience treating a wide variety of disorders across multiple distinct age groups. He completed his undergraduate education at the University of Pittsburgh, graduating summa cum laude while majoring in neuroscience. He attended medical school at the Ohio State University College of Medicine, where he was granted an annual merit scholarship. Dr. Culver then remained at the OSU Wexner Medical Center for residency training. Outside of psychiatry, he enjoys numerous interests including soccer, hockey, music, photography, and video games.

During residency, Dr. Culver developed particular interest in working with young adults, college students, and athletes, but is comfortable with patients of all ages. He strongly believes in the practice of evidence-based medicine, utilizing the most current research to guide recommendations. He is a strong advocate for patient autonomy and therefore provides psychoeducation on diagnoses and medications so that each patient can make informed decisions which align with their own values.

Dr. Culver approaches each patient in the context of their individual interests, family dynamics, and life goals. He understands that not every patient requires or desires medication and is comfortable in a number of psychotherapy techniques including cognitive behavioral therapy, psychodynamic therapy, and supportive therapy. He emphasizes a trusting and honest therapeutic relationship with his patients.

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Dr. Caleb Cheatham is a board-certified psychiatrist who completed his undergraduate studies at Stetson University in DeLand, FL, before earning his medical degree and completing his psychiatry residency at the University of Tennessee Health Science Center in Memphis, TN. He brings a strong foundation in psychopharmacology and a deep commitment to person-centered care.

Dr. Cheatham takes an open, nonjudgmental approach and strives to create a safe space for patients to share vulnerably. He believes in leading with compassion and listening as a core tool for understanding. His treatment philosophy is integrative—combining thoughtful medication management with supportive, individualized therapy—and he encourages patients to consider the role of lifestyle factors like sleep, nutrition, and exercise.

Dr. Cheatham begins with a conversational consultation focused on understanding each patient’s story and needs. Together, they co-create a personalized treatment plan grounded in the patient’s values. He emphasizes clear communication and routinely revisits treatment goals to ensure alignment, progress, and ongoing support.

Dr Ibrahim joined Talkiatry as a general adult psychiatrist.

Dr Ibrahim earned his medical degree from faculty of medicine, University of Cairo, Egypt.

He completed residency in general psychiatry at Case Western Reserve university and MetroHealth medical center in Cleveland, Ohio.

He practiced psychiatry for 30 years. working in different settings:

Hospitals. inpatient and consultation liaison to other medical services.

Private practice, outpatients treating adults, geriatric and adolescents.

Provided geropsychiatric consultations to long term care facilities and assisted living.

Areas of interest:

Mood and anxiety disorders

cognitive, neuropsychiatric disorders

PTSD , bipolar, OCD

Psychopharmacology and treatment resistant conditions (depression)

Psychoeducation to improve treatment compliance

Dr Ibrahim likes to work with patients on customized treatment plan with active patient participation.

Treatment goals are defined and updated as needed in follow up visits.

Dr Ibrahim encourage his patients to ask questions and learn more about their condition, communication and education are essential for treatment success.

Dr Ibrahim will have an initial evaluation. Providing treatment records can be helpful.

He will share with patient treatment options and create a custom treatment plan.

Follow up appointments are scheduled every 2 weeks at the beginning of treatment.

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Dr. Parker Loy holds the position of Staff Psychiatrist at Talkiatry. After finishing undergraduate studies at the University of Tennessee, Knoxville, he completed the University of Tennessee Health Science Center (UTHSC) Master of Science program before enrolling in medical school at the same institution. After graduating from medical school, he completed his residency at UTHSC, during which he trained in a variety of inpatient and outpatient settings and treated a broad spectrum of mental health conditions. He enjoys treating a wide variety of conditions, including mood and anxiety disorders. Therapeutic techniques are incorporated into medication management visits when indicated, and collaboration with therapists may also be recommended.

Dr. Cheryl Dasler is a double board certified psychiatrist in General Psychiatry and Child and Adolescent Psychiatry. Following completion of her training, she spent the next 10 years fulfilling her passion for indigent care of children, working in a community mental health center. She went on to complete additional training in Functional Medicine, with the goal of offering patients greater insight into the physical factors contributing to their symptoms. She has also trained in Mindfulness Based Stress Reduction, and encourages mindfulness as a healing technique along with medication management. Over the following 10 years, Dr. Dasler treated a broad range of patients in a private practice setting, including children and adults. She is passionate about treating ADHD, and utilizes medications plus skill building in her sessions to help her patients maximize their potential. Her extensive experience also includes treating mood disorders, anxiety disorders, PTSD, and OCD. She believes in a mind-body interconnection, and strives to address both aspects to provide truly holistic care. Patients looking for a psychiatrist will find Dr. Dasler is a warm, compassionate provider who genuinely listens. She works in partnership with patients to find a treatment plan that will be effective, while also being sensitive to financial or insurance coverage factors that may impact care.