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Derek Robben, MD

Staff Psychiatrist.
Languages
English
Conditions Treated
Medication Management
Obsessive-compulsive disorder (OCD)
PTSD/Trauma

Education and training

  • University of South Florida College of Medicine Doctor of Medicine (MD)

Get to know

Derek Robben, MD

Dr. Robben proudly served in the U.S. Air Force and has been practicing psychiatry for 17 years. He is happy to have completed his medical school education, as well as his residency in general psychiatry and fellowship in addiction psychiatry, all at the University of South Florida in Tampa. Dr. Robben is board certified in both general psychiatry and addiction psychiatry. He has experience in many roles over the span of his career to include working with Veterans diagnosed with posttraumatic stress disorder and substance use disorders, managing specialty clinics for patients with treatment-resistant depression, and working in general outpatient psychiatry clinics, as well as emergency and inpatient psychiatric settings. Dr. Robben also previously served as the Training Director for the University of South Florida Morsani College

of Medicine Addiction Psychiatry Fellowship Program. He is currently the Medical Director at a residential substance use disorder treatment center in Florida. Additionally, Dr. Robben is a certified Medical Review Officer and has additional qualifications in transcranial magnetic stimulation (TMS) and Spravato.

(esketamine). Dr. Robben has been voted as Addiction Medicine "Top Doctor" in Tampa Bay, FL by physicians for 8 of the last 9 years. Dr. Robben specializes in treating depression, bipolar disorder, anxiety, PTSD, OCD, ADHD and substance use disorders.

Dr. Robben uses a supportive, patient-centered approach, taking into account each individual's personal values and goals when formulating a treatment plan. He educates patients on the most up to date scientific evidence and provides multiple treatment options to help each person determine the most appropriate plan for them.  

Dr. Robben believes in a collaborative and holistic approach to working with his patients. Dr. Robben spends a significant amount of time educating his patients on all forms of mental health treatment, from medications and psychotherapy, to nutrition, exercise, meditation and sleep hygiene. What works well for

One person may not work well for another person. Having options and understanding the potential benefits and risks of each treatment empowers patients to take an active role in their own healthcare.

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Shama Milon, MD

Staff Psychiatrist

Background and credentials

Dr. Shama Milon is a triple-board eligible physician in Pediatrics, Psychiatry, and Child and Adolescent Psychiatry. She earned her undergraduate degree from Duke University and her medical degree from the University of Cincinnati College of Medicine. She completed her combined training in Pediatrics, Psychiatry, and Child and Adolescent Psychiatry at the Icahn School of Medicine at Mount Sinai in New York, where she served as chief resident during her final year of training.

Treatment approach

Dr. Milon specializes in treating mood disorders, anxiety, PTSD, ADHD, OCD, and patients with co-occurring psychiatric and medical conditions. She is dedicated to outpatient care, focusing on long-term relationships with her patients. Her treatment approach is comprehensive, integrating medication management with psychotherapy, including psychodynamic psychotherapy, cognitive-behavioral therapy (CBT), dialectical behavior therapy (DBT), play therapy, dyadic therapy, and family therapy. She emphasizes creating an empathetic, judgment-free space where patients and families feel supported and understood. If she believes additional therapy is necessary, she may recommend adding a therapist to the care team.

What you can expect in a first visit

During the first visit, patients can expect a comprehensive psychiatric evaluation, where Dr. Milon carefully assesses physical, emotional, and psychological needs. She takes a holistic and patient-centered approach, ensuring that treatment plans are tailored to each individual’s unique circumstances. She prioritizes open communication and collaboration with both patients and families to create a structured, effective treatment plan that may include medication management and therapy interventions.

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.

Grace Smith, LCSW

Staff Therapist

Grace is a LCSW, and LISW-CP licensed in Florida, North Carolina, and South Carolina. She holds a Bachelor of Science in Family and Consumer Sciences with a specialization in Nutrition from Solusi University in Zimbabwe and a Master of Social Work in Clinical Practice from Andrews University in Berrien Springs, MI. Grace has 20 years of experience providing mental health and psychotherapy services to diverse populations in various settings, including telehealth, outpatient care, residential programs for youth and adults, Assertive Community Treatment, foster care, inpatient units, intensive in-home services, and private practice. Her approach is individualized, solution-focused, holistic, and goal-oriented, emphasizing clients' strengths and fostering a positive, affirming perspective. Grace specializes in treating individuals facing anxiety, depression, trauma, low self-esteem, mood instability, anger, unresolved emotional challenges, relationship difficulties, and life transitions. She works with adults, couples, and families. Grace's therapeutic techniques include counseling for emotional and personal growth, fostering purpose and meaning, and empowering self-esteem. Grace draws on evidence-based practices tailored to each client's needs, including Trauma-Informed Care, CBT, Trauma-Focused CBT, Motivational Interviewing, Collaborative Problem Solving, Positive Behavior Support, and Family Systems approaches.

Myrtle Davenport, PMHNP

Staff Nurse Practitioner

Myrtle Davenport is a dual certified Family Psychiatric Nurse Practitioner with over 12 years of experience in healthcare. She completed her Masters of Science in Nursing (MSN) degree with a concentration in Family Nurse Practitioner at Chamberlain University and a Post Master’s in Psychiatric Mental Health Nurse Practitioner at Valdosta State University. Myrtle is skilled in assessing and treating a variety of mental health disorders including but not limited to anxiety, major depression, PTSD, ADHD, OCD, and other mood disorders across the life span. She is trained in psychiatric diagnosis, medication management, and supportive therapy. Over the past 7 years, she has gained valuable experience in a number of settings, including outpatient, inpatient, and residential facilities, community mental health clinics, and private practice.

Myrtle is dedicated to providing a safe and nonjudgmental environment where patients can expect to be heard, emotionally validated, and supported. She will ensure that patients are well-informed, empowering them to be active participants in managing their care. By fostering a strong therapeutic relationship, she will support her patients in achieving long-term mental wellness and resilience.

As a dedicated Psychiatric Nurse Practitioner, Myrtle provides comprehensive mental health care to individuals across the lifespan, helping them navigate through their mental health challenges with a holistic, compassionate approach. Her clinical practice involves conducting a thorough assessment and gathering relevant information from patients about their medical, psychiatric, and social history. Through open and empathetic communication, she will ensure a deep understanding of their symptoms, challenges, and goals. Based on the assessment, she will work closely with her patients to develop an individualized treatment plan and lifestyle recommendations. She will offer education on mental health conditions, coping strategies, and self-care techniques. She also provides referrals to therapists and other support services, helping patients develop the skills they need to thrive. She also believes in providing psychoeducation to patients, families, and caregivers. Myrtle's approach to patient care is grounded in empathy, respect, and evidence-based practices, and she is committed to fostering a supportive, collaborative environment where patients feel empowered to achieve their mental health goals.

Violetta Aranda, LPC

Staff Licensed Professional Counselor

Violetta Aranda, LPC is a native South Texan and second generation Mexican- American. She is a 2011 graduate of St. Edward's University in Austin, Texas and obtained full LPC licensure in Texas in August of 2017. Her practice focuses on cognitive behavioral modalities within a humanistic client-centered approach to foster healing through self-acceptance and self-awareness. She has over a decade's worth of experience working within the mental health field and fifteen years working directly with children and adolescents in various capacities. Before joining Talkiatry, Miss Aranda practiced exclusively within the community health sector and these experiences provided the opportunity to become fully immersed in Trauma and Crisis Management and fostered the passion for evolving research in the treatment of trauma-informed care. She now aspires to utilize these allocated experiences and passion for the field to promote mental health awareness, client advocacy, and quality of care.

Rebecca Kostopoulos, PMHNP

Director, Psychiatric Nurse Practitioners

Rebecca Kostopoulos, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping individuals facing mental health challenges lead full and balanced lives.

Her practice primarily focuses on medication management, often combined with supportive or emotionally focused therapy during 30-minute follow-up visits. When appropriate, Rebecca may recommend involving an additional therapist to ensure the most effective and comprehensive care.

She earned her Master of Science in Nursing with a specialization in psychiatry from Columbia University and her Bachelor of Science in Nursing from Boston College. Her training includes psychiatric diagnosis, medication management, and both psychodynamic and cognitive-behavioral therapies.

With over a decade of experience, Rebecca has evaluated and treated adults in a variety of clinical settings. Her previous roles include working at Elmhurst Hospital’s Comprehensive Psychiatric Emergency Program, Gracie Square Hospital’s inpatient unit, as well as in community health centers and skilled nursing facilities.

As a nurse practitioner, Rebecca believes that mental health is just as vital as physical health. She values the therapeutic relationship and approaches treatment with empathy and collaboration, ensuring that each patient receives personalized and compassionate care.

Osamudiamen Osa-Edoh, MD

Staff Psychiatrist

Dr. Osamudiamen Osa-Edoh is board-certified in general adult psychiatry. He earned his medical degree from the University of Benin in Nigeria and completed his psychiatry residency at Meharry Medical College in Nashville, Tennessee, where he served as Chief Resident and received multiple honors. He previously served as Medical Director at Sumner Regional Hospital and Assistant Professor at Meharry Medical College.

As a psychiatrist, Dr. Osa-Edoh diagnoses and treats mental illnesses through medication management and psychotherapy. He believes in a kind, compassionate, and evidence-based approach that prioritizes patient needs and fosters a supportive, healing environment.

Dr. Osa-Edoh creates a welcoming, collaborative space where patients feel heard and supported. He takes time to listen, building trust and a strong therapeutic relationship. His goal is to partner with each patient to support their mental health and help them reach their personal wellness goals.

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Specialties
Medication Management
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
States
Florida
Languages
English
Takes insurance
Virtual visits
years experience