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Vanessa Valdes, MD

Staff Psychiatrist
Languages
English
Spanish
Portuguese
SPECIALTIES
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Medication Management

Education and training

  • University of Miami Miller School of Medicine Doctor of Medicine (MD)
  • University of Miami/Jackson Health System Psychiatric Residency Training Program (Residency)

Get to know

Vanessa Valdes, MD

Dr. Vanessa Valdes is an adult psychiatrist specializing in medication management and psychotherapy, with a strong focus on nutrition, wellness, and mindfulness. She earned her combined MD/MPH degree from the University of Miami Miller School of Medicine and completed her psychiatry residency at the University of Miami/Jackson Health System, one of the nation's leading public healthcare systems.‍During her residency, Dr. Valdes gained broad experience in diverse areas of psychiatry, including inpatient psychiatry, emergency psychiatry, outpatient care, psychotherapy, hypnosis, child and adolescent psychiatry, consultation-liaison psychiatry, psycho-oncology, and addiction psychiatry.‍Dr. Valdes primarily provides supportive psychotherapy and acceptance and commitment therapy to help patients better understand and address their stressors. She takes a holistic approach to care, emphasizing the emotional, spiritual, and physical well-being of her patients. Her goal is to inspire meaningful, sustainable changes in patients' lives through compassionate, comprehensive treatment.

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Kirk Ramsey, MD

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Dr. Ramsey is board certified in general and child and adolescent psychiatry. His practice primarily focuses on medication management. He sees himself as a collaborator with therapists and counselors in caring for their shared patients and their families. He received his medical degree from the University of Tennessee Health Science Center in Memphis, TN. He completed his residency at West Virginia University Hospitals and WVU School of Medicine and a fellowship in child and adolescent psychiatry at the Yale Child Study Center, Yale University School of Medicine, and Yale-New Haven Hospital in New Haven and Middletown, CT. He completed his undergraduate studies at the University of Memphis. Dr. Ramsey remained in CT for two additional years, working in the Department of Children and Families, serving the state's at-risk youth and adolescents at a psychiatric residential treatment facility. He then returned to West Virginia University as clinical faculty in its School of Medicine. During the 12-year academic appointment, he had active roles in educating, training, and supervising medical students, general psychiatry residents, child and adolescent psychiatry fellows, and trainees from various disciplines. He worked for many years with adolescent males at both the Dually Diagnosed and Specialized Residential Treatment Centers within West Virginia University Healthcare. He provided outpatient and acute inpatient care, as well as hospital-based consultation services. Within the community, he provided medication evaluation and management services to residential treatment facilities and university student health. He has been seeing patients and collaborating with providers through telemedicine since 2016. While Dr. Ramsey specializes in working with patients with anxiety, he does not prescribe benzodiazepines.‍

Alexandra Hill, MD

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Dr. Hill is a recent graduate of the psychiatry residency program at the University of Colorado School of Medicine. During her residency, she sought out additional training in psychodynamic therapy and EMDR. She participated in the Psych Scholars track, which provided in-depth education and supervision around therapy and psychoanalytic theory. This allows her to better understand the role of both medication and therapy, to utilize, when to couple them, and what limitations they may have. She has additional interests in trauma work; women's mental health, specifically in the peripartum period; and in working with individuals facing progressive diseases or terminal diagnoses.‍

Daniel Weiss, MD

Senior Medical Director

Dr. Daniel Weiss is a double board-certified psychiatrist in adult and forensic psychiatry. His expertise is in diagnosing and treating psychiatric conditions, including depression and bipolar spectrum disorders, anxiety, stress and adjustment problems, maternal mental health, OCD, and other disorders. In addition, he has extensive experience working with individuals from diverse backgrounds, college and graduate students, creative professionals, and a range of working adults. Through a supportive psychopharmacologic approach, Dr. Weiss strives to provide a comfortable experience in which doctor and patient work to understand the presenting problems, reduce symptoms, and optimize functioning. In addition, Dr. Weiss encourages concurrent therapy and will communicate with that provider in a collaborative care arrangement. Dr. Weiss previously served as an attending psychiatrist on the staff of Montefiore Medical Center and was formerly a faculty member at the Albert Einstein College of Medicine. Before joining Talkiatry, Dr. Weiss spent a decade working at The New School as the university's staff psychiatrist.

Alexander Wittenberg, DO

Staff Psychiatrist

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.    

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.    

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.

Sallie Jo Hadley, MD

Staff Psychiatrist

Dr. Sallie Jo Hadley holds the position of Staff Psychiatrist at Talkiatry. She is board-certified in psychiatry and pediatrics and is board-eligible in child and adolescent psychiatry. She has been practicing for 22 years. Dr. Hadley's practice is focused on medication management with supportive therapy in follow-up sessions of 15 or 30 minutes. Dr. Hadley is experienced with collaborative treatment and encourages adding a therapist to your care team in those situations where additional therapy might be helpful. Dr. Hadley is a graduate of the Mount Sinai School of Medicine's triple-board program (psychiatry, pediatrics, and child and adolescent psychiatry). She completed post-doctoral research fellowships at Mount Sinai's Seaver Center for Autism Research/Compulsive-Impulsive Anxiety Disorders and at Columbia University's New York State Psychiatric Institute, the latter focusing on metabolic and weight issues in children and adolescents with psychiatric disorders. Dr. Hadley had an early background as a nurse, receiving her B.S. in Nursing from the University of North Carolina-Chapel Hill. Her experience in neonatal, psychiatric, and hospice nursing led her to pursue her degree in medicine. Dr. Hadley has worked in pharmacologic research in both academic and industry settings. Prior to joining Talkiatry, she practiced in a multi-specialty clinic for individuals and families dealing with autism or intellectual disabilities and complex medical co-morbidities. Dr. Hadley enjoys working with motivated individuals of all ages who are seeking to better their life or better cope with life circumstances. She has particular expertise in working with individuals and their families suffering from anxiety, depression, and obsessive-compulsive disorders.

Peter Hsieh, MD

Staff Psychiatrist

Dr. Peter Hsieh has experience practicing in both outpatient and inpatient psychiatric settings. He earned his medical degree from the Zucker School of Medicine at Hofstra/Northwell and completed his psychiatry residency at Zucker SOM at Mather Hospital.

Dr. Hsieh values patient education and shared decision-making. He fosters a nonjudgmental environment where patients feel heard and supported, working collaboratively to develop a treatment plan that fits their goals and needs.

Dr. Hsieh begins with a comprehensive psychiatric evaluation and partners with each patient to create an individualized treatment plan that aligns with their values and evidence-based care. His approach often combines medication management with psychotherapeutic modalities.

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Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Medication Management
States
Florida
Virginia
Kentucky
Languages
English
Spanish
Portuguese
Takes insurance
Virtual visits
years experience