Luke Romanow, MD

Dr. Patel is a distinguished psychiatrist with over 24 years of experience. He completed his psychiatric residency at the University of South Dakota School of Medicine, where he served as chief resident and earned the Outstanding Resident of the Year award. He then pursued a fellowship in Consultation-Liaison Psychiatry at Harvard Medical School/Beth Israel Deaconess Medical Center.

He is triple Board certified in Adult Psychiatry, Consultation-Liaison Psychiatry, and Sleep Medicine and also holds certification in Behavioral Neurology and Neuropsychiatry from the United Council for Neurological Subspecialties. These credentials reflect his expertise in psychiatry, neurology, and the management of complex psychiatric conditions in medically ill patients.

Dr. Patel has worked in diverse settings including inpatient units, psychiatric consult services, outpatient clinics, and nursing homes. He is skilled in neuromodulation treatments such as Electroconvulsive Therapy (ECT) and Transcranial Magnetic Stimulation (TMS).

In addition to clinical practice, he has served leadership roles of chairman of a psychiatric department, medical director of a behavioral health service line in a regional health system, and founder/CEO of a private psychiatric and TMS clinic. Dedicated to ongoing professional growth, Dr. Patel remains at the forefront of psychiatric advancements in psychiatric care, earning a reputation as a respected leader in the field.

Dr. Patel combines deep knowledge of neurobiology, behavioral health, and the mind-body connection to offer a collaborative, evidence-based, and holistic approach to care. He integrates diet, exercise, yoga, meditation, and lifestyle modifications with psychotherapy and medication management.

His approach emphasizes active listening, curiosity, compassion, and even humor—creating a warm and supportive environment. By encouraging patients to integrate their unique life experiences into their treatment, he fosters ownership, empowerment, and active participation in the healing process.

During your first visit, Dr. Patel will review your symptoms, medical and psychiatric history, past treatments, substance use, psychosocial factors, and family history. He will discuss treatment options—including risks and benefits—and determine if his expertise and the telehealth platform are the right fit for your needs. Your safety is his top priority.

Follow-up visits focus on monitoring progress, adjusting treatments, maintaining stability, and supporting your motivation to achieve your fullest potential.

Dr. Khandie Graham is a board-certified psychiatrist who completed her medical training at UCLA/Drew Medical Education and her psychiatry training at University of California, San Francisco/Fresno in 2013. She has served as a psychiatrist in the United States Air Force and prior to joining Talkiatry, was an inpatient psychiatrist. Dr. Graham's practice focuses on medication management. Typically, she offers this in conjunction with supportive therapy in 30-minute follow-up visits. However, occasionally Dr. Graham may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. Dr. Graham treats all adults and specializes in depression, bipolar disorder, anxiety disorders, ADHD, and life changes. She prides herself in partnering with patients to create individualized treatment plans. Dr. Graham is a great listener and spends time with her patients.

Dr. Varsha Narasimhan is a physician with experience working in outpatient integrated medical settings, where she has collaborated closely with primary care and obstetric providers to support patients’ mental health within the context of their overall health. She earned her medical degree from SUNY Downstate Medical Center and completed her psychiatry residency and integrated care fellowship at Montefiore Medical Center. Dr. Narasimhan also holds additional training in bioethics and medical humanities, which informs her thoughtful and reflective approach to care.

Dr. Narasimhan’s style is practical, respectful, and grounded in shared decision-making. She works collaboratively with patients to ensure they feel informed and empowered in their care. She treats depression, anxiety, PTSD, ADHD, bipolar disorder, and cognitive concerns, with a focus on patient-centered care and careful, individualized medication management.

Dr. Narasimhan tailors treatment to each patient’s unique concerns, values, and goals. She prioritizes compassion and a whole-person perspective during the initial assessment and throughout treatment, working with patients to develop plans that support both mental health and overall well-being.

Dr. Sierra-Cintron is board-certified in adult psychiatry by the American Board of Psychiatry and Neurology and has been in practice for 12 years. Dr. Sierra-Cintron focuses her practice on medication management. She also engages in supportive therapy in a comprehensive way, focusing on the patient as a whole and not just the symptoms. Dr. Sierra-Cintron has a broad understanding of vitamin support as an adjunctive treatment to traditional medication. She has broadened her understanding of second-line treatment, having been certified in Electroconvulsive Therapy (ECT), conducting clinics in Clozapine and Long-Acting Antipsychotics (LOA), and even conducting assessments for patients interested in weight loss surgery. Dr. Sierra-Cintron has a comprehensive approach to treatment, and might consider the addition of therapy, either by referral or collaborating with an existing therapist for a more rounded approach and improved outcome. Dr. Sierra-Cintron received her medical degree from the Universidad Central del Caribe located in Bayamon, Puerto Rico. Upon graduation, she relocated to Philadelphia, where she started her residency program at Einstein Medical Center. After completing her training, she worked for 8 years in a community mental health clinic, treating an underserved population in all modalities of psychiatric care. In her 12-year career, Dr. Sierra-Cintron has treated both adult males and females, including seniors. This has led to varied and wide-ranging diagnoses during the length of her career. After leaving the community clinic setting, she started working for an outpatient clinic in a suburb of Philadelphia. Dr. Sierra-Cintron's current areas of focus are adults with Mood Disorders, Anxiety Co-Occurring Substance disorders, as well as patients with varied concomitant medical problems.‍

Dr. Lindsay Legnon is board-certified in Psychiatry and has 15 years of experience in outpatient clinical psychiatry. Her focus is primarily on medication management, but she does incorporate brief cognitive behavioral therapy and supportive therapy when appropriate. If more extensive psychotherapy is felt to be beneficial, she will recommend a therapist and collaborate with them for optimal care. She completed her medical degree at Louisiana State University in Shreveport and her residency at Tulane University in New Orleans, where she served as Chief Resident. After completing her residency, she worked primarily in outpatient clinics treating a wide range of mental health disorders. She has extensive experience treating major depressive disorder, a variety of anxiety disorders, OCD, PTSD, and bipolar disorder, among others. Medication is felt to be an important tool for many in achieving wellness, and she encourages a holistic approach to improve outcomes. Her hope is to provide relief and help people achieve their goals in their journey back to wellness.

Dr. Danielle Jackson is a board certified Adult Psychiatrist by the American Board of Psychiatry and Neurology. She is a graduate of Yale University's Psychiatry Residency and Howard University College of Medicine. Dr. Jackson's practice focuses on a combination of psychopharmacology (medication) and psychotherapy techniques including supportive therapy, motivational interviewing and cognitive behavioral therapy. She approaches care from an individualized, patient-centered, collaborative perspective. She often integrates evidence-based lifestyle recommendations in areas such as nutrition, sleep hygiene, exercise, and stress management tools in treatment to help patients achieve their wellness goals. Her interests include adjustment disorder, mood disorders, anxiety disorders, ADHD and trauma-related disorders. In addition, she enjoys helping patients navigate the challenges that can accompany changes in life (careers, parenthood, relationships, chronic illness). Prior to joining Talkiatry, Dr. Jackson served as medical director for substance use and co-occurring disorders at Sunset Terrace Family Health Centers at NYU Langone. She has experience caring for a diverse patient population including those with perinatal mood disorders (postpartum anxiety/depression), substance use disorders and those from minoritized and marginalized communities.