Skip to main content

Jacqueline Lewandowski, MD

Staff Psychiatrist
Languages
English
SPECIALTIES
Anxiety
Bipolar Disorder
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Postpartum Depression
Tics/Tourette Syndrome

Education and training

• New York University, BA

• St. George's University School of Medicine, MDDO

• Mount Sinai Morningside/West, Residency

Get to know

Jacqueline Lewandowski, MD

Dr. Jacqueline Lewandowski is a board-certified physician specializing in adult psychiatry. She obtained her undergraduate degree from New York University where she studied psychology and child/adolescent mental health. Dr. Lewandowski received her medical degree from St. George's University in Grenada, before moving back to New York to complete her residency at Morningside and West Mount Sinai Hospitals. Since completion of training, Dr. Lewandowski has practiced and held teaching positions in both the Comprehensive Psychiatric Emergency Department of Harlem Hospital and the inpatient units and psychiatric emergency rooms of Morningside and West Hospitals. Dr. Lewandowski has a wide range of experience treating a diverse spectrum of psychiatric diagnoses and populations. She strongly believes in tailoring treatments through a holistic and patient-centered lens based on individual and multi-faceted histories. During 30-minute monthly sessions, Dr. Lewandowski focuses on collaborating with patients using evidence-based treatments with an emphasis on medication management in conjunction with supportive therapy. Additionally, she may recommend bringing a therapist into your care team to help facilitate a more comprehensive treatment plan. Dr. Lewandowski looks forward to working with you to help achieve and optimize your wellness and improve your quality of life.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Ashley Arora, PMHNP

Staff Nurse Practitioner

Ashley is an ANCC board-certified Psychiatric Mental Health Nurse Practitioner with over a decade of experience in Psychiatry. She has worked in inpatient and outpatient settings, crisis centers, and psychiatric emergency rooms. Ashley is deeply committed to working collaboratively with individuals to enhance their well-being, creating a personalized care plan tailored to each person’s unique needs.


Her approach integrates medication management, supportive psychotherapy, and lifestyle interventions. As a prescriber specializing in psychopharmacology, Ashley provides comprehensive medication management while utilizing a shared decision-making model. She actively involves clients in their treatment planning, discussing various options to determine the most effective path forward.


During the initial session, Ashley prioritizes establishing a comfortable, open environment where clients feel at ease. She will review medical and psychiatric history, discuss treatment goals, and explore different therapeutic options based on individual preferences. Ashley encourages questions throughout the process to ensure a collaborative and supportive treatment experience.

Kehinde Adelusi, LPC

Staff Therapist

Kehinde Adelusi is a Licensed Professional Counselor (LPC) with experience in both outpatient and inpatient hospital settings, including roles as a Behavioral Health Associate and Psychotherapist at a State University Counseling Center. They earned a master’s degree in Clinical Mental Health Counseling from Albany State University and help individuals navigate anxiety, depression, PTSD, trauma, anger management, and substance use toward healing and personal growth.

Kehinde creates a warm, welcoming, and supportive environment where patients feel heard, understood, and respected. They guide patients to gain insight through friendly conversation and reflective questioning, tailoring treatment plans to each patient’s unique personality and needs.

Kehinde uses active listening, empathy, and validation to understand a patient’s history, strengths, concerns, and desired outcomes. They work collaboratively to develop individualized treatment plans that address specific goals and promote lasting growth.

Harman Singh, DO

Staff Psychiatrist

Dr. Harman Singh earned his bachelor’s degree in political philosophy and premedical sciences at the University of California, Davis, exploring how ideas shape cultures and institutions. Philosophy and science taught him that human experience is influenced by our past, beliefs, and biology. After graduation, he worked as a therapist for neurodivergent individuals, helping them process challenges and develop skills to reach their goals.

Dr. Singh studied holistic patient care at Touro University College of Medicine, focusing on mind, body, and spirit. He completed his psychiatry residency at Riverside University Health System in Southern California, serving diverse patients with varied mental health conditions. As chief resident, he trained future physicians in evidence-based approaches while emphasizing the therapeutic and humanistic foundations of psychiatry.

Dr. Singh diagnoses and treats conditions including depression, anxiety, bipolar disorder, ADHD, PTSD, and psychosis. He offers medication treatments and partners with patients to explore how their experiences, values, and goals shape their identity. By addressing maladaptive patterns and life challenges, he provides personalized, comprehensive care to help patients reach their full potential.

Yaejin Park, MD

Staff Psychiatrist

Dr. Yaejin Park is a board-certified adult psychiatrist at Talkiatry. She received her medical degree from the University of Illinois at Chicago School of Medicine and completed her psychiatry residency training at Mount Sinai Morningside West.

Dr. Park has professional interests in treating a wide range of psychiatric conditions including depression, anxiety, PTSD, and eating disorders.  She strives to provide compassionate and holistic care with the integration of supportive psychotherapy and medication management.

Lois Macdonnell, MD

Staff Psychiatrist

Dr. Macdonnell is a double-boarded psychiatrist with over 25 years of experience in adult psychiatry and geriatric psychiatry. Dr. Macdonnell focuses on treating individuals with medication management. Supportive and interpersonal therapy is incorporated as needed. When additional therapy or longer sessions are necessary to enhance the individual's treatment, she invites a therapist to become a member of your care team. Dr. Macdonnell attended undergraduate school at Manhattan School of Music earning a bachelor's and master's degree in violin performance and musicology. She then attended the City University of New York � Hunter College campus majoring in premedical sciences. Dr. Macdonnell attended Albert Einstein College of Medicine in the Bronx, New York, earning a degree in MD. She completed an internship in internal medicine before entering psychiatry residency at New York-Presbyterian Hospital � Westchester Division. After completing her residency, she stayed for an additional year, completing a fellowship in geriatric psychiatry. She was promoted to Attending Psychiatrist and Unit Chief of the Geriatric Partial Hospital Program. After two years in academic psychiatry, she entered private practice in New York and Connecticut for 8 years. She then served 2 years in the National Health Service providing outpatient care to an underserved area in central Florida. Moving to Georgia, she has worked in private practice and academic psychiatry at Mercer University College of Medicine before moving on to Veterans' care at Atlanta VA and Carl Vinson VA Medical Center. While Dr. Macdonnell has a wide range of experience, she focuses on general adult psychiatry.

Leslie Davis, LCSW

Staff Therapist

Dr. Leslie Davis became a psychotherapist because she believes that mental health shapes and influences various aspects of life. Mental health is considered vital! She has been a Doctor of Social Work since 2021 and a Licensed Clinical Social Worker since 2019, with experience supporting children, adolescents, young adults, and adults with concerns such as trauma, substance abuse, intimate partner violence, depression, anxiety, PTSD, mood disorders, marital issues, and more. She has extensive experience in various settings including inpatient, outpatient, partial hospitalization (PHP), intensive outpatient (IOP), school settings, community-based settings, and emergency departments.‍Dr. Leslie Davis does not see her role as a therapist as needing to "save the world” or "empower” clients. Instead, she believes in working alongside clients to help them identify tools within themselves and community resources to successfully achieve their goals. The types of therapy offered include, but are not limited to, Cognitive-Behavioral Therapy (CBT), Culturally Sensitive Therapy, Dialectical Behavior Therapy (DBT), Motivational Interviewing, Multicultural Therapy, Person-Centered Therapy, and Solution-Focused Therapy. Alongside the use of evidenced-based practices and culturally informed care, Dr. Leslie Davis has developed a proven approach for helping clients (a) identify the root cause of their challenges and (b) create a tailored plan that leads to measurable progress.

Ready to get matched?

Start our short assessment
Specialties
Anxiety
Bipolar Disorder
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Postpartum Depression
Tics/Tourette Syndrome
States
New York
Languages
English
Takes insurance
Virtual visits
2 years experience