Mary Bartek, MD

Dr. Corey Greenwald is a board-certified psychiatrist with years of experience treating patients in both acute inpatient psychiatric emergencies and outpatient medication and psychotherapy settings. He earned his medical degree from Brown University, completed his internship in the Columbia system, and pursued residency training at Mount Sinai Medical Center in New York City. Dr. Greenwald has practiced in academic, urban, suburban, and rural environments, which has given him broad perspective and adaptability in caring for diverse patient populations.

Dr. Greenwald emphasizes psychoeducation as a core part of care, ensuring patients are active participants in understanding and managing their mental health. He brings a deep interest in transcultural issues and in how social media and news cycles impact emotional well-being. Having witnessed the effects of mental illness within his own family, Dr. Greenwald approaches his work with empathy, insight, and a strong commitment to helping patients feel supported throughout their journey.

Dr. Greenwald works collaboratively with patients to define or clarify concrete treatment goals by the end of the initial appointment. He maintains a low threshold for revisiting and adjusting treatment plans if progress feels unsatisfactory, ensuring care remains flexible and effective. His informal, eclectic interpersonal style allows him to tailor his approach to each individual, fostering trust and partnership in the therapeutic process.

Dr. Alexandra Dunn is a board-certified adult psychiatrist who completed her medical training at the University of California Irvine School of Medicine. She then moved to New York to complete her psychiatric residency training at Mount Sinai Beth Israel. During training, Dr. Dunn gained extensive clinical experience in psychiatric inpatient, outpatient, and emergency settings, allowing her the opportunity to treat patients of all ages and backgrounds. In addition, she co-led a mindfulness group at the outpatient clinic, worked with students at Baruch College, and rotated with the Assertive Community Treatment team at MSBI. Ultimately, Dr. Dunn chose outpatient care, focusing on treating patients with mood and anxiety disorders. While her practice primarily emphasizes medication management, she also incorporates supportive and cognitive behavioral therapy techniques in her sessions with patients. If appropriate, Dr. Dunn will refer you for psychotherapy and collaborate with your therapist to support your care. She looks forward to meeting and working with you to help you feel better.

Dr. Garrick Gaffney is board certified in psychiatry by the American Board of Psychiatry and Neurology (ABPN). He earned his medical degree from Kansas City University and completed his psychiatry residency at John Peter Smith Hospital in Fort Worth, Texas. A combat veteran, he served in the U.S. Marine Corps, including a tour in Iraq, and was honored with the Navy and Marine Corps Achievement Medal and a Certificate of Commendation for exemplary leadership.

During medical school, Dr. Gaffney pursued advanced training as an Osteopathic Manipulative Medicine fellow. As a resident, he served as Chief Academic Resident and earned accolades such as Intern of the Year and Outstanding Educator of the Year twice consecutively.

Dr. Gaffney specializes in treating complex psychiatric conditions, including depression, anxiety, PTSD, OCD, bipolar disorder, and insomnia. He has presented case studies and quality improvement projects at national conferences, including the American Psychiatric Association (APA), Academy of Consultation-Liaison Psychiatry, and Association for Academic Psychiatry.

A proponent of holistic care, Dr. Gaffney integrates psychotherapy into medication management and emphasizes lifestyle modifications and evidence‑based integrative medicine.

New patients receive comprehensive evaluations to rule out medical causes of symptoms, followed by tailored treatment plans combining therapy, medication, and lifestyle adjustments. Follow‑up visits focus on symptom management through supportive, brief dynamic, or cognitive behavioral therapy, with frequent appointments until stabilization is achieved.

Dr. Gaffney is committed to collaborative, patient‑centered care that addresses both mental and physical well‑being.

Dr. Sujith Maracheril is a board-eligible psychiatrist who provides comprehensive patient care while building a physician-patient relationship centered on communication, empathy, and respect. His primary focus is medication management, and he also provides supportive psychotherapy to help patients work toward long-term improvements. While aligning treatment toward patient goals, he takes a practical approach to changes that can be made to empower patients in their lives. Dr. Maracheril is a graduate of the Sophie Davis Biomedical Education Program at the CUNY School of Medicine, a 7-year BS/MD program. He completed his residency training in psychiatry at the Zucker School of Medicine/Northwell Health at Mather Hospital. He has trained in many settings including inpatient psychiatric units, general and specialized outpatient clinics, and at a partial hospitalization program. Dr. Maracheril has experience treating a broad range of mental health conditions including depressive disorders, bipolar disorder, anxiety disorders, ADHD, and OCD. He understands that people may experience these conditions in different ways, and he aims to treat each patient in an individualized and holistic way.

Dr. Nicole Martinez received her Master's and Doctorate from the Illinois School of Professional Psychology and completed her pre-doctoral and post-doctoral fellowship at Gateway Foundation in Lake Villa, Illinois. She earned a double major in Psychology and Therapeutic Recreation at the University of St. Francis. Dr. Martinez has extensive experience working with children, adolescents, and adults in individual, family, and group treatment. Her therapeutic approach is integrative, combining Cognitive Behavioral Psychotherapy (CBT) with holistic methods, emphasizing Solution Focused Therapy, Reality Therapy, and Positive Psychology. She believes in the mind-body connection and that exploring various areas of an individual's functioning is essential for optimum physical and emotional health. Dr. Martinez emphasizes a collaborative therapist-client relationship, where both act as partners in designing treatment goals. She values identifying ineffective past modalities to avoid frustration and ensure personalized care. Recognizing that each person is unique, she adapts to the patient's evolving needs, ensuring they feel heard and supported for positive outcomes. Her areas of expertise include health psychology, complex trauma, PTSD, depression, anxiety, social anxiety, bipolar disorder, ADHD, autism spectrum disorders, LGBTQIA populations, bereavement, forensics, substance abuse, couples work, MISA, co-occurring disorders, domestic violence, sex offenders, special needs populations, and chronic medical issues and rare diseases. She is skilled in the evaluation and assessment of these populations.

Dr. Jaffarzad is a board eligible adult psychiatrist who completed her undergraduate training at the University of Texas at Austin and earned her medical degree at the American University of the Caribbean. She completed her psychiatry residency at Louisiana State University Our Lady of the Lake Psychiatry Residency Program. After completing residency, she worked in an outpatient setting and provided consultation liaison services at Our Lady of the Lake Hospital. Moreover, she held volunteer academic positions supervising and instructing residents and medical students. She has experience treating culturally diverse patient populations with a variety of mental health conditions. Dr. Jaffarzad primarily offers medication management in conjunction with supportive therapy during follow-up visits. She values the importance of open communication and a strong doctor-patient therapeutic alliance.