Sameerah Akhtar, MD

Dr. Michael Gravenstein earned his medical degree from the University of Florida College of Medicine, where he also completed his psychiatry residency. During training, he was recognized with multiple awards, including the Malcom Randall VA Resident of the Year Award, the Ross A. McElroy Psychotherapy Award, and the John “J.D.” Dorian Award for best sense of humor. He has worked across outpatient, inpatient, and consult liaison settings, and has experience treating a wide range of conditions including depression, anxiety, ADHD, OCD, personality disorders, and transitional age concerns. He also has expertise working with LGBTQIA+ patients and provides psychodynamic, CBT, and supportive therapies.

Dr. Gravenstein believes in a comprehensive approach to treatment that integrates medications, therapy, and lifestyle interventions. While medications can be very effective, he views them as just one part of a broader treatment plan tailored to each patient’s needs. He emphasizes individualized care and sees treatment as a team effort, meeting patients where they are and progressing at a pace they feel ready for.

Dr. Gravenstein strives to create a warm, collaborative environment that fosters open communication and genuine connection. He may challenge patients therapeutically but always with careful attention to their readiness and comfort. His goal is to build trust so that meaningful conversations and progress can occur. For him, success is always shared—when patients succeed, they succeed together; when challenges arise, they regroup and move forward together.

Dr. Christopher DeBernard is a board-certified psychiatrist with extensive clinical leadership experience. He earned his MD and completed a combined residency in Internal Medicine and Psychiatry at Tulane University School of Medicine. Previously board certified in Internal Medicine, he is especially comfortable caring for patients with medical comorbidities. Dr. DeBernard has worked in both inpatient and outpatient settings and held leadership roles as Chief Medical Officer at Arisa Health and Lotic.ai. He also brings a systems-thinking perspective to clinical care from earlier careers in engineering and consulting. He holds active medical licenses in Louisiana and Arkansas.

Dr. DeBernard strives to create a warm, collaborative environment where patients feel respected, understood, and supported. His approach combines evidence-based medicine with an appreciation for each patient’s unique story, values, and motivations. Patients can expect open, direct communication, shared decision-making, and treatment plans that align with their personal goals. Trust, empathy, and authenticity form the foundation of his therapeutic relationships.

Dr. DeBernard begins by listening closely to each patient’s history, concerns, and hopes for treatment. Together, he works with patients to establish clear goals and develop individualized care plans that may include therapy, medication management, and lifestyle approaches. His focus is on both symptom relief and building long-term resilience, helping patients develop strategies that sustain well-being. Over time, he collaborates with patients to adapt treatment as their needs evolve, ensuring care remains effective and personalized.

Tamara Lazenby, MD is a board-certified psychiatrist with more than 20 years of clinical and academic experience in emergency mental health, disaster response, and trauma-focused care. She earned her undergraduate degree at George Mason University and completed her medical degree at Eastern Virginia Medical School. After the September 11th attacks, Dr. Lazenby trained in psychiatry at New York Medical College’s Saint Vincent’s Hospital, specializing in emergency and trauma psychiatry.

She previously served as Associate Director of Wellness & Emergency Response Services at New York University’s Student Health Center, leading a team that cared for more than 50,000 global NYU students. Dr. Lazenby also previously served as Staff Psychiatrist and Team Lead for the Combat PTSD Clinical Team at the Hampton VA Medical Center, providing care for veterans with service-related trauma and implementing National VA Standards of Care.

Dr. Lazenby believes healing happens when mind, body, and spirit are aligned. She creates a compassionate and collaborative environment where patients feel deeply heard and empowered in their own care. Her approach blends conventional psychiatric treatment with nutrition, mindfulness, movement, and stress-reduction strategies to support long-term mental wellness.  She values authenticity, open communication, and shared decision-making, empowering patients to build resilience and restore balance in their lives.

She begins with a comprehensive assessment exploring medical, psychological, and lifestyle factors that influence mental health. Treatment plans are personalized and may include psychotherapy, targeted laboratory testing, lifestyle modifications, supplements, and medication when appropriate. Dr. Lazenby works closely with patients to restore balance, resilience, and overall well-being through a truly integrative approach. Regular collaboration and feedback, helping patients heal, grow, and thrive.

Background  and credentials    

Dr. Christine Reyes is a bilingual Spanish-speaking adult psychiatrist with  25 years of experience. She completed her residency in Adult Psychiatry at  Saint Vincent's Hospital and Medical Center in New York City and subsequently  completed a Child Psychiatry fellowship at the University of Pennsylvania in  Philadelphia. Dr. Reyes has extensive experience practicing in outpatient and  community mental health settings.    

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Treatment approach    

Dr. Reyes provides compassionate psychiatric care using pharmacotherapy  combined with supportive psychotherapy. She specializes in treating anxiety,  depression, bipolar disorder, post-traumatic stress disorder (PTSD), and  numerous other psychiatric conditions. Additionally, Dr. Reyes emphasizes  nutritional counseling, assisting patients in achieving and maintaining a  healthy weight as part of their overall wellness plan.    

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What you can expect in a first visit    

Patients can expect a compassionate and thorough initial assessment aimed  at understanding their psychiatric symptoms, personal health goals, and  lifestyle considerations. Dr. Reyes combines medication evaluation with  supportive psychotherapy and may discuss nutritional guidance as part of a holistic  treatment plan. She prioritizes creating a supportive environment for  bilingual (English/Spanish) patients to openly discuss their mental health  concerns.    

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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.

Amber Gordon, PMHNP-BC, is a board-certified psychiatric nurse practitioner dedicated to providing personalized mental health care. She holds a Bachelor of Science in Healthcare Administration from the University of Memphis, a Bachelor of Science in Nursing from Union University, and a nursing practice degree from the University of Tennessee Health Science Center.

With over a decade of clinical experience, Gordon has worked in a variety of settings, including psychiatry, intensive care, and dialysis. Her psychiatric experience spans inpatient and outpatient care, as well as residential and correctional facilities. She has served diverse populations, addressing a wide range of mental health conditions such as mood disorders, anxiety disorders, substance use disorders, trauma- and stressor-related disorders, and perinatal psychiatric conditions.

Gordon’s approach to mental health emphasizes the complex interplay between mental and physical well-being, lifestyle choices, and environmental factors. She integrates conventional medicine with alternative therapies, recognizing the importance of medication while also advocating for therapy, nutrition, and lifestyle changes. This holistic philosophy reflects her belief in each patient’s unique journey to mental wellness. Her therapeutic style is described as warm, empathetic, and empowering, with a strong focus on building a trusting and connected therapeutic relationship.

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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.