Skip to main content

Stephen Geisler, MD

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

Education and training

• Fairfield University, BS

• New York University School of Medicine, MD

• Zucker Hillside Hospital, Internship, Residency & Fellowship

Get to know

Stephen Geisler, MD

Dr. Stephen Geisler is a board-certified adult psychiatrist and has been practicing for over 37 years. His practice focuses on medication management, and typically offers this in conjunction with supportive therapy in 30-minute follow-up visits. If Dr. Geisler feels you would benefit from working with a therapist in conjunction with medication management, he welcomes collaboration with your therapist to make for the best outcome. Dr. Geisler is a graduate of the New York University School of Medicine. He completed a fellowship in Psychoanalytic Psychotherapy at the Zucker Hillside Hospital of Northwell Health after finishing his residency training there. He is currently an Assistant Clinical Professor at the Donald and Barbara Zucker School of Medicine at Hofstra/Northwell. Over the years Dr. Geisler has received a number of awards including NAMI Exemplary Psychiatrist Award, The APA Irma Bland Certificate of Excellence in Teaching Residents, the Zucker Hillside Hospital Department of Psychiatry Recognition Award for Education, and twice received the Outstanding Teacher of the Year Award from the graduating residents' class. Dr. Geisler is a member of the American Psychiatric Association, the Nassau Suffolk District Branch of the APA and the American Society of Clinical Psychopharmacology. Through the years, Dr. Geisler has participated in many clinical research projects, has been the co-author of many papers, and has made many presentations. Dr. Geisler specializes in psychopharmacology, especially tailoring individualized treatment to serve the needs of patients with a variety of conditions. He has a lot of experience in treating patients with depression, bipolar disorder, anxiety disorders, ADHD, and OCD.

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

James Ritchie, DO

Staff Psychiatrist

Dr. Ritchie is trained in both adult and child & adolescent psychiatry, with a focus on the diagnosis and treatment of depressive disorders, anxiety disorders, trauma- and stressor-related disorders, and ADHD.  He received his bachelor's degree in biology with a minor in French, from The University of Central Florida. Dr. Ritchie completed medical school at Campbell University School of Osteopathic Medicine. Following medical school, he completed General psychiatry residency and Child and Adolescent Psychiatry Fellowship at Texas Tech University Health Sciences Center. His professional experiences include working in inpatient psychiatric hospitals, consult-liaison psychiatry, outpatient clinics, intensive outpatient programs (IOP), partial hospitalization programs (PHP), and emergency rooms. This broad range of experience allows him to provide comprehensive, individualized care to patients at all stages of life.

Dr. Ritchie emphasizes a holistic approach, combining medication management and psychotherapy. He utilizes principles from Cognitive Behavioral Therapy (CBT), Acceptance and Commitment Therapy (ACT), and supportive psychotherapy This method is supported by research indicating improved patient outcomes.

Patients can anticipate a thorough initial evaluation during their first visit with Dr. Ritchie. He conducts a comprehensive assessment to understand the patient's symptoms, history, and personal circumstances. This session sets the foundation for collaboratively developing an individualized treatment plan focused on the patient's specific needs and goals.

Zachary Masuda, MD

Staff Psychiatrist

Dr. Zachary Masuda earned his medical degree at Creighton University School of Medicine in Omaha and completed his Psychiatry residency at Creighton University School of Medicine in Phoenix. He went on to complete an Addiction Psychiatry fellowship at Oregon Health and Science University. During training, he was inducted into the Gold Humanism Honor Society, reflecting his commitment to compassionate care. Dr. Masuda is board-certified in general psychiatry and has experience working in outpatient, residential, and inpatient settings.

Dr. Masuda is dedicated to creating a safe, supportive, and nonjudgmental environment where patients feel heard and respected. He emphasizes open communication to establish clear treatment goals and expectations, ensuring patients are active partners in their care. His approach remains flexible, adapting as treatment evolves to best meet patient needs.

Dr. Masuda begins by gaining a thorough understanding of each patient’s history, concerns, and goals during the initial session. He then develops personalized treatment plans that align with those goals, integrating both medication management and therapeutic interventions. His balanced approach allows for individualized care tailored to support long-term recovery and overall well-being.

Albert Fernandez, MD

Staff Psychiatrist

Dr. Albert Fernandez is a board-certified physician who specializes in adult psychiatry. He has expertise in medication management and psychotherapy. His practice emphasizes a holistic approach to treatment and his style is empathic, insight-oriented, and flexible. He has particular interests in helping individuals struggling with depression, difficulty functioning at work or school, life transitions, bipolar spectrum disorders, ADHD, obsessive-compulsive disorders, relationship struggles, anxiety disorders, sleep disturbances, low self-esteem, and more. He received his bachelor's degree in psychology from Princeton University with a certificate in neuroscience. He earned his M.D. from Renaissance School of Medicine at Stony Brook University and completed his residency training in psychiatry at the Mount Sinai Morningside and West Hospitals. He has supervised junior residents and medical students. He also worked as a staff psychiatrist at Fordham University and published a review article on the effects of residential relocation on mental health. He is currently a Post-Doctoral Candidate in the Adult Analytic Training Program at the New York Psychoanalytic Society and Institute.

Thayanne Delima-Tokarz, DO

Staff Psychiatrist

Dr. Delima-Tokarz is double Board Certified in Psychiatry and Lifestyle medicine. She completed her psychiatry residency training at the University of Maryland/Sheppard Pratt, where she served as the chief resident. She has practiced in various settings over her career, including working for the Department of Defense, private practice, and community mental health. Dr. Delima-Tokarz is fluent in Portuguese, English, and Spanish. Dr. Delima-Tokarz has more than five years of experience treating patients with anxiety, depression, PTSD, Bipolar, OCD, ADHD, and other mental health issues. She employs pharmacotherapy along with supportive therapy and integrative approaches. Dr. Delima-Tokarz is currently working on completing her Ph.D. in Integrative Medicine and is passionate about a holistic and integrative approach to mental health. Her philosophy includes a healing-oriented approach that considers the whole person, including all lifestyle aspects. Dr. Delima-Tokarz aims to provide collaborative and comprehensive care, which may include medication management, lifestyle interventions, stress reduction techniques, and other integrative approaches. She believes building a strong therapeutic relationship where the patient feels empowered is the key to healing.‍

Julia Teytelbaum, MD

Staff Psychiatrist

Julia Teytelbaum, MD, is a board-certified psychiatrist providing outpatient psychiatric care through telehealth. She earned her medical degree from the Florida State University College of Medicine and completed her psychiatry residency at UF Health Jacksonville, where she served as Chief Resident. She has experience working with adults facing mood disorders, anxiety, trauma-related concerns, ADHD, and perinatal mental health challenges.

Dr. Teytelbaum believes that feeling heard, understood, and respected is the foundation of effective mental health care. She takes a collaborative and supportive approach, helping patients set goals that feel realistic and meaningful. With a special interest in women’s mental health, including perinatal mood and anxiety disorders, she strives to create a calm, nonjudgmental space and approaches medication management thoughtfully, with close attention to patient preferences and well-being.

Dr. Teytelbaum begins with a comprehensive initial visit focused on understanding each patient’s history, concerns, and goals. She works collaboratively to develop an individualized treatment plan and checks in regularly about progress, side effects, and life changes. Her approach emphasizes continuity, clear communication, and steady support over time.

Cecilia Wild, PMHNP

Staff Nurse Practitioner

Cecilia Wild is a board-certified psychiatric-mental health nurse practitioner (PMHNP-BC) with a strong background in treating patients across the mental health spectrum. She earned her Bachelor of Science in Nursing from Illinois State University and began her career in a women’s residential facility specializing in mood disorders, eating disorders, and PTSD. She then transitioned to inpatient adolescent psychiatry, where she became a charge nurse and obtained her Psychiatric-Mental Health Nursing Certification (PMH-BC) from the American Nurses Credentialing Center (ANCC). Inspired by her passion for mental health, she pursued her master's degree at the University of St. Francis to become a PMHNP.  

Cecilia has extensive experience treating patients at all levels of care, including inpatient, PHP/IOP, and outpatient settings. She later transitioned to telehealth, providing medication management to college students. She is passionate about mental health advocacy, particularly within the LGBTQ+ community.  

Cecilia takes a team-based, individualized approach to care. She believes in the importance of education, open communication, and empowering patients in their treatment journey. She emphasizes a holistic perspective, incorporating medication management, therapy, and lifestyle modifications.  

Cecilia prioritizes a trauma-informed approach, recognizing the significant role trauma plays in mental health. She integrates mindfulness techniques, motivational interviewing, and lifestyle changes to support overall well-being. By fostering a collaborative and supportive environment, she helps patients build resilience and achieve their mental health goals.

Ready to get matched?

Start our short assessment
Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
LGBTQIA+
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
States
New York
Pennsylvania
New Jersey
Languages
English
Takes insurance
Virtual visits
37 years experience