Peter Hsieh, MD

Dr. Rodriguez is an adult psychiatrist, who is fluent in Spanish and English. She completed residency at St Luke's-Roosevelt Hospital in New York City via Columbia University College of Physicians and Surgeons followed by a Fellowship in Forensic Psychiatry in a combined Cornell University - Columbia University program with the New York State Psychiatric Institute. She obtained her medical degree at the Pontificia Universidad Catolica Madre y Maestro in the Dominican Republic. Dr. Rodriguez is an adult psychiatrist and has worked with a wide array of patients across various medical settings including extensive experience in Telehealth. Her experience includes Kings County Hospital in Brooklyn, New York, in addition to outpatient experience in both clinics and correctional facilities. Dr. Rodriguez has experience treating patients with psychiatric illness who may also be suffering from medical comorbidities, such as obesity, hypertension, pain, and diabetes. She has been deeply involved with teaching and emphasizes psychoeducation while working in collaboration with her patients to help tailor their personalized treatment plan. Her primary focus has been on treating adults with depression, bipolar disorder, anxiety, ADHD, OCD, and PTSD. Dr. Rodriguez has an approachable, patient-centered style, combined with a passion for optimizing sleep as it pertains to management of a psychiatric illness and overall well-being. She offers supportive therapy as part of her medication management visits, and at times may also offer cognitive behavioral therapy to address underlying stressors which may be contributing to one's presenting ailments. She may also recommend including a therapist in your care team to optimize outcomes.

Dr. Alexandre is a board-certified psychiatrist who completed his psychiatry training both in Brazil and in the United States, where he served as Chief Resident in both programs. He is fluent in both English and Portuguese and is especially attuned to the unique challenges faced by international and immigrant populations. Dr. Alexandre is passionate about helping patients achieve meaningful and sustained improvements in their mental health.

He brings over a decade of experience in mental health care and has a strong foundation in evidence-based treatment. His clinical interests include mood and anxiety disorders, ADHD, and cross-cultural psychiatry.

Dr. Alexandre incorporates a collaborative and compassionate approach to care, combining medication management with elements of cognitive behavioral therapy, behavioral activation, and interpersonal strategies when appropriate.

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Dr. Osaji is an Adult Psychiatrist who completed her psychiatry training at Texas Tech University Health Sciences Center, Lubbock, Texas. She served her program as a chief resident, which helped to build her leadership and interpersonal skills. She also dedicated herself to leading her resident team and fostering a supportive learning environment. She received the award of excellence in psychiatry knowledge during her residency training. She also has a Master's in Public Health from Texas Tech University Health Sciences Center and is a Phi Kappa Phi Honor Society member.

Dr. Osaji is an adult outpatient psychiatrist who provides care via telehealth. She strives to create a supportive, collaborative space where patients can explore what's bringing them in and work together to determine the best path forward. Whether someone is new to mental health care or returning after some time away, Dr. Osaji recognizes that it's normal to feel a mix of emotions at the start. She takes a thoughtful, personalized approach to treatment that may include medication, therapy recommendations, or simply creating space to talk. While telehealth offers flexibility and convenience, Dr. Osaji is committed to building a meaningful connection with each patient. She does not provide emergency services between sessions but ensures patients can access the appropriate resources when needed. As someone early in her career, Dr. Osaji brings fresh training and a strong commitment to transparency, lifelong learning, and evidence-informed care. She values open communication and believes deeply in each person's capacity for meaningful change.

Dr. Osaji creates a supportive, collaborative space to help patients explore their mental health concerns and goals. She takes a personalized approach that may include medication, therapy referrals, or check-ins, always valuing patient input. Follow-up visits are 20 to 30 minutes, focusing on monitoring progress and adjusting care as needed. She offers convenient access through telehealth while building meaningful, transparent relationships rooted in respect and growth. Dr. Osaji also values collaborative care and often coordinates with therapists or refers patients to therapy when additional support can enhance outcomes.

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Amber Gordon, PMHNP-BC, is a board-certified psychiatric nurse practitioner dedicated to providing personalized mental health care. She holds a Bachelor of Science in Healthcare Administration from the University of Memphis, a Bachelor of Science in Nursing from Union University, and a nursing practice degree from the University of Tennessee Health Science Center.

With over a decade of clinical experience, Gordon has worked in a variety of settings, including psychiatry, intensive care, and dialysis. Her psychiatric experience spans inpatient and outpatient care, as well as residential and correctional facilities. She has served diverse populations, addressing a wide range of mental health conditions such as mood disorders, anxiety disorders, substance use disorders, trauma- and stressor-related disorders, and perinatal psychiatric conditions.

Gordon’s approach to mental health emphasizes the complex interplay between mental and physical well-being, lifestyle choices, and environmental factors. She integrates conventional medicine with alternative therapies, recognizing the importance of medication while also advocating for therapy, nutrition, and lifestyle changes. This holistic philosophy reflects her belief in each patient’s unique journey to mental wellness. Her therapeutic style is described as warm, empathetic, and empowering, with a strong focus on building a trusting and connected therapeutic relationship.

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Dr. Antonio Ramirez earned his medical degree from Ponce Health Sciences University, where he also served as Chief Resident in Psychiatry. He completed residency training at Ponce Health Sciences University and the U.S. Veterans Health Administration, Caribbean Healthcare System, followed by a Fellowship in Consultation–Liaison Psychiatry at Montefiore Medical Center, Albert Einstein College of Medicine. Board-certified in both Psychiatry and Consultation–Liaison Psychiatry, he has served as Director of Psychiatry at the Roberto Clemente Center and Clinical Assistant Professor at NYU Grossman School of Medicine. Dr. Ramirez is bilingual in Spanish and bicultural, with published research in cultural psychiatry and stress biology, and has been recognized for teaching and leadership.

Dr. Ramirez focuses on compassionate, evidence-based care that integrates psychotherapy and psychotropic medications to promote recovery and growth. His collaborative and respectful style ensures patients feel heard while working toward meaningful goals. He emphasizes setting clear expectations from the start to foster confidence and engagement. With his background in consultation–liaison psychiatry, Dr. Ramirez brings expertise in caring for individuals managing psychiatric conditions alongside significant medical illness.

The first appointment is a comprehensive evaluation, during which Dr. Ramirez carefully explores a patient’s history, conditions, and symptoms. Based on this, he develops a personalized treatment plan and reviews it collaboratively, so expectations are clear. Future visits focus on monitoring progress, adjusting the plan as needed, and integrating both psychotherapy and medication management to best support the patient’s needs and long-term growth.

Dr. Alexandra Hamlyn is a board-certified adult psychiatrist and board-certified child and adolescent psychiatrist. She completed her medical education at Cooper Medical School of Rowan University and then completed her residency in adult psychiatry at Icahn School of Medicine at Mount Sinai Beth Israel. She then went on to complete her child and adolescent psychiatry fellowship at NYU Langone and Bellevue Hospital. During this time, she also taught a course titled Love Actually at NYU School of Arts and Science. During training, Dr. Hamlyn gained extensive clinical experience in psychiatric inpatient, outpatient, and emergency settings, allowing her the opportunity to treat patients of all ages and backgrounds in numerous busy hospitals in New York City. Dr. Hamlyn's primary focus is on medication management, though she also has experience working in four different outpatient clinics where she has gained expertise in multiple different therapy modalities. If appropriate, Dr. Hamlyn will refer you for psychotherapy and collaborate with your therapist to support your care. She appreciates the importance of fostering a meaningful therapeutic relationship, and her goal is to make every patient feel welcomed in a non-judgmental treatment environment. She also takes a holistic approach as she understands that good health creates a sense of overall well-being and improved mental health. She strongly emphasizes the importance of mindfulness, self-compassion, exercise, nutrition, and interpersonal relationships throughout treatment. She looks forward to meeting and working with you.