Nilsa De Jesus Rosario, MD

Megan O’Brien is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP) with experience in inpatient, outpatient, and emergency mental health settings. She earned her NP degree from UCSF, the top-ranked program in the country at the time. In addition to clinical work, she enjoys teaching and is passionate about training the next generation of compassionate psychiatric nurse practitioners.

Megan believes in meeting patients where they are, offering empathy, respect, and acceptance. She values open communication and sees treatment as a collaborative process. Her approach empowers patients to take the lead in their care while she supports them as a partner and guide along the way.

Megan begins by listening carefully to each patient’s story and asking relevant questions to understand their needs. Together, she and the patient build a tailored treatment plan that aligns with their goals. Her focus is on reducing mental health symptoms and helping people experience greater freedom and flexibility in their lives.

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.

Background and credentials

Dr. Sabera Saklayen is a board-certified psychiatrist licensed in Adult Psychiatry. She earned her bachelor’s degree from Ohio State University and her medical degree from Wright State University Boonshoft School of Medicine. She completed her psychiatry training at Stony Brook University Hospital, where she served as chief resident and was awarded the William Turner Award for outstanding performance in psychiatry residency. She has extensive experience treating diverse populations, including vulnerable and underserved communities, having worked as an outpatient psychiatrist at Bellevue Hospital for two years.

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Treatment approach

Dr. Saklayen specializes in medication management but takes a holistic, patient-centered approach that integrates supportive therapy, cognitive-behavioral therapy (CBT), and motivational interviewing (MI). She has extensive experience treating depression, bipolar disorder, generalized anxiety, panic disorder, social anxiety, OCD, insomnia, and substance use disorders. She is particularly skilled in treating college students and individuals navigating difficult life transitions. If more in-depth therapy is needed, she may refer patients to a therapist as part of a comprehensive care plan.

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What you can expect in a first visit

During the first visit, patients can expect a thorough and compassionate evaluation, where Dr. Saklayen carefully assesses symptoms, history, and treatment goals. She prioritizes collaboration and individualized treatment planning, ensuring that patients feel comfortable and supported in their mental health care. Follow-up visits are typically 30 minutes and focus on medication management and therapy integration, with referrals to additional therapy when needed for the best possible outcome.

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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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Dr. O'Brien is a board-certified adult psychiatrist who completed his medical education at Northeast Ohio Medical University. Following his graduation from NEOMED, he completed a residency in Psychiatry and Behavioral Medicine at West Virginia University/Charleston Area Medical Center. Throughout his training, he has enjoyed working in both outpatient and hospital settings and has a great passion for medical education and teaching the next generation of mental healthcare providers. Dr. O'Brien's practice focuses on medication management for a wide variety of mental health diagnoses, including anxiety disorders, depression, Bipolar Disorders, Obsessive Compulsive Disorder, Tic Disorders, and Post Traumatic Stress Disorder. In addition to medication, he offers a mixture of Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Psychodynamic Therapy during 30 minute follow up appointments. Dr. O'Brien believes in a truly collaborative and holistic approach to mental healthcare, striving to involve patients and all members of the healthcare team in every aspect of care.‍

Dr. Benjamin Adler is a physician who specializes in adult psychiatry. He utilizes medication management in conjunction with therapy. His practice includes the treatment of multiple mental health conditions including depression, anxiety, bipolar disorder, PTSD, ADHD, and OCD. Dr. Adler emphasizes a holistic approach to treatment that is non-judgemental and compassionate. He works closely with patients to establish plans that fit their individualized needs. Dr. Adler is a graduate of Johns Hopkins University, where he received his Bachelor of Science degree in Neuroscience. He attended medical school at Touro College of Osteopathic Medicine, graduating with honors. Dr. Adler completed his psychiatry residency at Woodmont Hospital in South Florida, where he supervised junior residents and medical students.

Dr. Anh Tran completed undergraduate studies, medical school, and psychiatry residency training at Saint Louis University. Following training, Dr. Tran joined the Department of Veterans Affairs, where they provided care in an outpatient setting with both telehealth and in-person services. With this experience, Dr. Tran brings a strong clinical background and a dedication to supporting patients through accessible and personalized psychiatric care.

New patients can expect Dr. Tran to respect their time and autonomy while working together to establish shared treatment goals. Dr. Tran values open candor and punctuality, aiming to create a therapeutic relationship grounded in mutual trust, transparency, and collaboration.

During the first visit, Dr. Tran takes a comprehensive history and background to determine if the therapeutic relationship is the right fit for both patient and provider. Ongoing care typically involves monthly appointments for medication management until stability is achieved, after which visits may shift to quarterly follow-ups. This structured yet flexible approach supports continuity and long-term well-being.