Margaret Ngumi, PMHNP

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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.‍

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.

Suzann Gordon, PMHNP

Staff Nurse Practitioner

Dr. Suzann Gordon is a board certified psychiatric mental health nurse practitioner who graduated with her Doctor in Nursing Practice from the University of Nevada Reno. Her years of experience in the mental health field began when she became a behavioral health counselor working with adolescents, then as a psychiatric nurse working with patients across the life span. She's worked in various healthcare settings including pediatric and adolescent residential treatment, acute inpatient care and outpatient as a nurse case manager on the Assertive Community Treatment (ACT) Team for the state hospital.

Since Dr. Gordon has become a psychiatric mental health nurse practitioner, she has worked in community health clinics providing both psychiatric medication management and medication-assisted treatment to patients. She has treated patients with various diagnoses including anxiety, depression, post-traumatic stress disorders, obsessive compulsive disorders, bipolar disorders, schizoaffective disorders, schizophrenias, alcohol abuse disorder and substance use disorders.

As a nurse practitioner, she believes in focusing on patient-centered care, providing a holistic approach to patient management and having a collaborative approach to mental health treatment. She uses supportive psychotherapy and at times cognitive behavioral therapy to help her patients change their thoughts and behaviors in managing their stressors.

Pamela Shay, DO

Staff Psychiatrist

Dr. Shay is a board-certified psychiatrist practicing adult general psychiatry since 2014, most recently in the outpatient clinic at VA St. Louis Healthcare System. She earned her bachelor's degree in business at the University of Iowa and worked for years in the insurance industry managing medicolegal issues before deciding to pursue medicine as a second career. Embracing principles of holistic medicine, Dr. Shay completed her medical degree at Midwestern University/Chicago College of Osteopathic Medicine and her residency in general psychiatry at Loyola University Medical Center in the bio-psycho-social model of care. Her broad range of training in university, VA, and state hospital settings and significant life and work experiences prepared Dr. Shay to practice across the diagnostic spectrum. She especially enjoys helping patients with disorders of adjustment, anxiety, attention, mood, and sleep. In her practice, Dr. Shay utilizes medication management along with collaboration, education, motivational interviewing, and other brief psychotherapy interventions during 30-minute follow-up visits to support her patients in achieving their health and wellness goals. Dr. Shay advocates for therapy if needed to enhance recovery, is serious about safe prescribing, and believes teamwork is key.‍

Martha James, MD

Staff Psychiatrist

Dr. Martha James is board-certified in general adult psychiatry and has more than twenty years of experience working with adults in a variety of mental health care settings including academia, inpatient psychiatric hospitals, outpatient clinics, university medical centers, VA medical centers, and community mental health settings. Dr. James received her medical degree from Duke University School of Medicine. She completed her psychiatric residency at the University of California, Los Angeles Neuropsychiatric Institute. Dr. James has experience treating adults with a variety of mental health problems including anxiety, mood disorders, trauma related disorders and psychotic disorders.

Dr. James is an experienced, open-minded psychiatrist who prioritizes empathy and understanding in her work. She recognizes that each individual's path to wellness is unique and strives to meet patients where they are in this process. Dr. James believes that while some individuals may benefit from treatment with medication management alone, psychotherapy is often important for treatment success. She encourages patients to participate in psychotherapy and believes a therapist can be a crucial part of the treatment team.

Dr. James uses a collaborative, patient-centered treatment approach with the goal of reducing mental pain and improving wellness so that patients are better able to pursue their unique personal and professional goals. She utilizes psychopharmacology, psychoeducation, and supportive and psychodynamic psychotherapy skills when working with patients.

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Camille Mendez-Maldonado, MD

Staff Psychiatrist

Dr. Mendez-Maldonado is double board-certified in general psychiatry and geriatric psychiatry. She received her medical degree from the University of Puerto Rico School of Medicine. She then moved to New York to complete her residency training at Mount Sinai Beth Israel where she stayed to complete her fellowship in geriatric psychiatry. After her fellowship, she proceeded to work at Woodhull Hospital where she worked as an attending before becoming unit chief and running their Special Pathogens Unit during the COVID-19 pandemic. She focuses on medication management and offers this in conjunction with supportive therapy, cognitive-behavioral techniques, a focus on nutritional psychiatry, and 30-minute follow-up visits. Dr. Mendez-Maldonado focuses on integrating nutrition, physical activity, and mindfulness techniques alongside pharmacotherapy to achieve a well-rounded approach to mental health.‍

Emily Deringer, MD

Staff Psychiatrist

Dr. Deringer is a psychiatrist with board certification in general psychiatry and addiction psychiatry. She earned her M.D. from the University of Michigan Medical School, and she completed her psychiatry residency and addiction psychiatry fellowship training at New York University. She has previously held faculty roles at New York University School of Medicine and Harvard Medical School. She is actively involved in training the next generation of psychiatrists through her work on the Program Director team for the MGH-McLean Psychiatry Residency Program. She has expertise in treating adults with mood disorders, anxiety disorders, substance use disorders, personality disorders, trauma, and ADHD.

Dr. Deringer cares deeply about understanding each patient's unique experience. She recognizes that mental health symptoms are impacted by an individual's biological make-up, social situation, and their individual way of interacting with others in the world. She will assess all of these factors and work with you to develop an appropriate treatment plan to help you feel better and meet your goals. She incorporates supportive psychotherapy into all of her patient meetings; this may include discussions of the role of nutrition, exercise, and sleep habits in your overall well-being.

Dr. Deringer will begin the evaluation process with a thorough one-hour session in which we will discuss your current symptoms, your prior treatment history, your medical history, and your goals for treatment. At the end of that session, she will begin to formulate her diagnostic impression and treatment recommendations. Sometimes, the evaluation process may require more than one session, and it may be helpful for Dr. Deringer to gather information, with your permission, from prior treatment or to collaborate with your therapist if you have one. Dr. Deringer will work with you on a medication treatment plan, if clinically indicated, to help you manage your symptoms and achieve your treatment goals.

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Bethanie Berson, NP

Staff Nurse Practitioner

Bethanie is a board-certified Psychiatric Mental Health Nurse Practitioner who graduated with a Doctorate of Nursing Practice and a Master of Science, Psychiatric Advanced Practice Nursing from Columbia University School of Nursing where she was inducted into the Sigma Theta Tau Nursing Honor Society. She has been in practice for over 10 years, seeing patients with Anxiety, Depression, Bipolar Disorder, and Schizophrenia. Bethanie also has a passion for women's mental health during the perinatal phase of life. She believes in a collaborative partnership between herself and the client so that a mutually agreed upon plan of action can be developed in order to have the greatest chances of success.

Sheena Mammen, LCSW

Staff Therapist

Sheena Mammen is a Licensed Clinical Social Worker with seven years of experience in various aspects of mental health. She earned her undergraduate degree from Nyack College and her Master's from Stony Brook, which deepened her understanding of the field. She specializes in treating clients with anxiety, depression, ADHD, interpersonal issues, and perfectionism. Sheena employs culturally sensitive and person-centered approaches to tailor treatments for each individual. Her eclectic therapeutic style is rooted in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Attachment Therapy. She also incorporates communication skills, mindfulness, executive functioning, and social skills training into her sessions, fostering comprehensive support for her clients.

Adeeb Yacoub, MD

Staff Psychiatrist

Dr. Yacoub received his medical degree from Alexandria University and completed his psychiatry residency at Stony Brook University Hospital. He is double board certified in both general adult psychiatry and consultation & liaison psychiatry with over 20 years of clinical experience. After serving as chief resident, he joined Stony Brook University and became Associate Professor in clinical psychiatry. During his tenure at Stony Brook, Dr. Yacoub was director of the ECT service treating many patients with complex psychiatric disorders, which include treatment-resistant depression, severe bipolar disorders, psychotic disorders, anxiety disorders, obsessive compulsive disorder, and post traumatic stress disorder. He also served as director of the medical student psychiatry clerkship where he received numerous teaching awards like Alpha Omega Alpha and Aesculapius Award for Excellence in Medical Education. Dr. Yacoub is an excellent diagnostician with expertise in complex mood disorders, psychotic disorders, interventional psychiatry, and advanced psychopharmacology. He has multiple publications and abstracts presented. Dr. Yacoub focuses on the interconnectivity of the mind, body, and soul. His care is only exceeded by his vast medical knowledge. In addition to medication management, he is proficient in supportive and interpersonal psychotherapy. He has treated adults, geriatric patients, and diverse populations including but not limited to LGBTQ+ and veterans. He is dedicated and empathetic to all his patients.

Pamela Walkiewicz, LPC

Staff Licensed Professional Counselor

Ms. Walkiewicz is a licensed professional counselor and is certified by the NBCC. She also has Certifications in Telehealth EMDR, and as a Certified Clinical Telemental Health Provider. Her position at Talkiatry is that of a psychotherapist who works along with a licensed psychiatrist in the states of Pennsylvania and New York. In her career of over 25 years, her areas of focus are: child/adolescents/adults. Pamela offers modalities in CBT, DBT, Trauma Focused CBT, EMDR, Motivational Interviewing, Problem Solving Therapy, Psychoanalytical Therapies, and Adult ADHD. Also trained in modalities for specialty groups such as LGBTQ+. Family/couples Therapy, and Personality Disorders. Also has experience with DID, and Depersonalization. Pamela received her Undergraduate and Master's degree from Gannon University in Erie, Pa. Her majors are Political Science, and Psychology, Master's in Community Counseling. She began her career as a therapist at Sarah Reed Children's Center. She did individual therapy, family, crisis, and assessments. From there, she moved to Alabama to do administrative work and private practice. Now back in Pa. Her work in Pennsylvania and New York focuses on Outpatient Therapy as a Licensed Professional Counselor. Her most recent Certifications are within the work with Telemedicine for mental health conditions. Her work in Pennsylvania and New York focuses on Outpatient Therapy as a Licensed Professional Counselor. Her most recent Certifications are within the work with Telemedicine for mental health conditions.

Bridgette Hathaway, LCSW

Staff Licensed Clinical Social Worker

Bridgette K. Hathaway, LCSW holds the position of clinical therapist at Talkiatry. She is board-certified in clinical social work. She has been practicing for over 5 years. Ms. Hathaway's practice focuses on individual psychotherapy. Typically, she offers this in conjunction with solution-focused motivational interviewing and cognitive behavioral therapy, in 60-minute visits. She received her bachelor's degree in liberal arts with a focus in behavioral neurobiology and women's studies from Harpur College at Binghamton University, and her master's degree in social work at the College of Community and Public Affairs at Binghamton University. Additionally, Ms. Hathaway studied abroad in Blantyre, Malawi, Africa, completing an Asset-Based Community Development program promoting social-emotional wellbeing for youth. After completing training, she returned and worked in her local community, Binghamton, NY, in myriad roles. First, with adolescents at the Promise Zone Summer Zone Summer Camp as program coordinator, continuing to focus on the wellbeing of youth, before becoming the MICA enhanced residential coordinator for Fairview Recovery Services, where she spent time providing addiction services to the dually diagnosed. She was then the residential treatment center social worker at the Children's Home of Wyoming Conference focused on service provision to adolescent males, before becoming a behavioral health counselor providing integrated mental health and addiction services to individuals of all ages, at Family and Children's Counseling Services. Further, Ms. Hathaway participated in continuing education in LGBTQ, Gender Identity, Expression, and Behavioral Health; OASAS Person-Centered Care and Harm-Reduction; Integrated Mental Health Addictions Treatment; NYSED Safe Schools Against Violence in Education; Borderline Personality Disorder; Integrated Treatment-Individual Interventions; and Motivational Interviewing. Her auxiliary certifications include Child and Adolescent Needs and Strengths Needs Assessments, Therapeutic Crisis Intervention, ASIST-Applied Suicide Intervention Skills, and NYSDOH Opioid Overdose Naloxone Program.‍

Margaret Ngumi, PMHNP

Education and training

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