Jessica Vassallo, LCSW

Background and credentials    

Dr. Alexander Wittenberg is a board-certified adult psychiatrist. He received his undergraduate degree from Cornell University, majoring in Human Biology, Health, and Society. He earned his medical degree from the New York Institute of Technology College of Osteopathic Medicine, where he was a  member of the Psi Sigma Alpha Osteopathic Honor Society. As chief resident at  Mount Sinai Beth Israel, he gained extensive experience working in outpatient  settings and managing patient care at one of New York City's busiest clinics. Dr. Wittenberg has expertise in treating a wide range of mental health conditions, including depressive disorders, anxiety disorders, bipolar disorder, trauma and stressor-related disorders, and OCD.    

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Treatment approach    

Dr. Wittenberg offers highly individualized and empathic treatment, primarily focusing on medication management. He frequently recommends integrating therapy into treatment plans and may suggest collaborating with a therapist. Dr. Wittenberg prioritizes a holistic approach, emphasizing overall well-being alongside symptom relief. He encourages the incorporation of mindfulness, self-compassion, exercise, nutrition, and attention to interpersonal relationships into his treatment strategy.    

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What you can expect in a first visit    

During an initial visit with Dr. Wittenberg, patients can anticipate a collaborative, patient-centered, and non-judgmental environment designed to foster a meaningful therapeutic relationship. He will thoroughly discuss individual concerns and treatment goals, exploring potential therapeutic interventions, including medication management and holistic strategies to support mental health and overall wellness.

Why Talkiatry?    

We’re a virtual mental health practice that makes it easy to find great care. We combine quality and convenience to help you thrive—faster. Our providers, like this one, are highly trained experts who specialize in medication management and collaborate with you on a treatment plan that fits your needs and comfort level.

Edmund Clark, MD, serves as Chief Psychiatrist at Talkiatry with over 17 years of board-certified experience, including more than 5 years delivering tele-psychiatric care to underserved areas. His career spans 23 years in public service, including leadership roles as Chief of the VA Mental Health Clinics in Jacksonville, FL, and program manager for the University of Florida’s Psychiatry Residency Training Program. A former U.S. Navy psychiatrist, he deployed multiple times, including to Iraq in support of an Army Combat Stress Control clinic, gaining expertise in evidence-based PTSD treatments. Dr. Clark earned his medical degree from the University of Florida and completed his psychiatry residency at the National Naval Medical Center and Walter Reed, serving as chief resident for over 50 military trainees. Before medicine, he served in the U.S. Peace Corps in Kenya.

Dr. Clark values a collaborative approach built on honesty, rapport, and ensuring patients feel heard. He helps patients identify and address multiple factors influencing their mental health, aiming for positive, lasting changes that improve function across life domains. He encourages evidence-based therapies and, when needed, involves other providers to support comprehensive care.

Dr. Clark uses measurement-based tools to assess medication efficacy and guide treatment decisions. He integrates supportive psychotherapy to strengthen coping skills and reduce negative thinking, while incorporating motivational interviewing techniques to promote recovery and self-improvement.

Amber Boyd, LPC, has experience working in inpatient, outpatient, and virtual therapy settings. She has provided care for individuals with depression, anxiety, PTSD, adjustment disorder, schizophrenia, schizoaffective disorder, and bipolar disorder. Amber offers individual, group, family, and couples counseling, and is skilled in developing treatment plans, clinical documentation, and administering screenings such as the PHQ-9, GAD-7, and C-SSRS. She earned her B.S. in Psychology from Jackson State University and her M.S. in Counseling from Mississippi College. Amber completed her supervision hours at Mississippi State Hospital and obtained her LPC in Mississippi in 2019 and in Oklahoma later that same year.

Amber values honesty, trust, courage, and integrity. She believes in building strong rapport through open communication and mutual respect. Her approach is compassionate, direct, and goal-oriented, using a collaborative style to help clients increase emotional resilience, develop self-awareness, and strengthen coping skills to manage life’s challenges.

Amber strives to create a calm, nonjudgmental environment where clients feel safe to share their background, expectations, and therapy goals. Together, she and her clients create individualized treatment plans that reflect each person’s unique needs and diagnosis. Each plan includes realistic short- and long-term goals designed to promote growth, self-understanding, and lasting emotional well-being.

Meet Alex Starmer, LMHC, your friendly mental health counselor here at Talkiatry. She's not just a counselor; she's your partner on your mental health journey. Alex earned her Master of Science in Mental Health Counseling from Syracuse University in 2020 and has been in the field since January 2021, working closely with clients facing mental health and substance use challenges. Alex believes in the power of the mind-body connection, and she loves to share polyvagal exercises and mindfulness techniques to help you better understand yourself. She's always learning and growing, with ongoing training in Internal Family Systems (IFS) and eye movement desensitization and reprocessing (EMDR). Her go-to tools for therapy are Acceptance and Commitment Therapy (ACT) and Cognitive Behavioral Therapy (CBT). With her, you can expect a compassionate and comprehensive approach to your mental well-being. You're in good hands with Alex.‍

Dr. Natalia Roque is a psychiatrist who received her BA in Biology from the University of Chicago and her medical degree from Loyola University Chicago Stritch School of Medicine. She returned to the University of Chicago to complete her psychiatry residency, where she served as Chief Resident of the outpatient psychiatry clinics and was a member of the Diversity, Equity, and Inclusion Committee. She has experience treating patients across inpatient, outpatient, and consultation-liaison psychiatry settings, with additional training in treatment-resistant depression, trauma, neuropsychiatry, ECT, ketamine, geriatric psychiatry, student counseling, LGBTQ+ mental health, women’s mental health, and culturally sensitive care.

Dr. Roque believes in building a strong therapeutic alliance grounded in empathy, respect, and curiosity. She values collaboration and open communication, ensuring that patients feel like active partners in their care. Her goal is to create a safe, supportive space where individuals feel understood as whole people, not defined solely by their symptoms. She also prioritizes incorporating cultural background and social determinants of health, including financial stressors and systemic barriers into treatment planning.

In her work, Dr. Roque begins by taking time to understand each patient’s unique story, experiences, and goals. She approaches care through a trauma-informed lens and with cultural sensitivity to ensure treatment feels safe, respectful, and relevant. Her process integrates evidence-based approaches, including psychodynamic therapy and cognitive behavioral therapy (CBT), while tailoring care plans to meet both clinical needs and patient preferences. Dr. Roque regularly checks in on progress, invites feedback, and adjusts treatment collaboratively to support an ongoing, responsive therapeutic process.

Dr. Monica Badillo is double board-certified in child and adolescent psychiatry and adult psychiatry by the American Board of Psychiatry and Neurology. She received additional training and certification in Psychodynamic Psychotherapy at the New York Medical College Psychoanalytic Institute. Dr. Badillo is bilingual and speaks Spanish and English to deliver quality care for patients and parents. She provides medication management while incorporating psychoeducation, supportive, and psychodynamic psychotherapies. Generally, she employs 30-minute follow up sessions, and she may request a psychotherapist to participate in treatment. She listens and builds rapport with patients and families, while utilizing a trauma-informed, patient-centered, comprehensive, and collaborative approach. She completed her undergraduate degree at Fordham University in New York, and subsequently received her medical degree from Ross University School of Medicine in Dominica. She then completed general psychiatry residency and child and adolescent psychiatry fellowship at the Icahn School of Medicine at Mount Sinai, BronxCare Health System. She excelled in her program and was awarded honors as Chief Fellow in achievement and professionalism. After completing training, Dr. Badillo continued to work at the institution as an attending psychiatrist in the Child and Adult Outpatient Services, Pediatric Comprehensive Psychiatric Emergency Program (CPEP), and Pediatric Consultation Liaison services. She has held leadership roles, and instructed medical students, fellows, and resident physicians. Dr. Badillo has treated patients of all age ranges and diverse backgrounds in community mental health settings. Her primary focus is treating children, adolescents, and young-early adults for depression, anxiety, bipolar disorders, ADHD, trauma-related disorders, disruptive behavior disorders, and other psychiatric conditions.