Skip to main content

Dennis Valerstain, MD

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

Education and training

  • Northwestern University, Feinberg School of Medicine Doctor of Medicine (MD)
  • University of Miami Health System | Jackson Health System (Fellowship)
  • University of Miami Health System | Jackson Health System | Miami VA Hospital (Residency)

Get to know

Dennis Valerstain, MD

Dr. Dennis Valerstain is a board-certified Adult and Child and Adolescent Psychiatrist. After completing his undergraduate education at Emory University, he attended medical school at the Northwestern University Feinberg School of Medicine. He subsequently completed psychiatry residency at University of Miami/Jackson Health System and further sub-specialized at University of Miami/Jackson Health System with a fellowship in Child and Adolescent Psychiatry. Dr. Valerstain has had the opportunity of working with a diverse array of patients including children, adolescents, the severely mentally ill, veterans, and cancer patients across three distinct hospital systems. Dr. Valerstain has had varied clinical experiences in specialty inpatient psychiatry units, emergency psychiatry, consultation liaison psychiatry, psycho-oncology, and outpatient clinics via telemedicine and face to face interactions. Dr. Valerstain has experience working with patients of all ages, particularly those with depression, anxiety, bipolar disorder, ADHD, Tic disorders, substance use disorders, and more. Dr. Valerstain's practice focuses on medication management and also employs empathic listening, supportive psychotherapy techniques, and a comprehensive and methodological approach to his visits. Given his broad and diverse training experiences, he enjoys problem solving and working collaboratively with patients (and their families) to navigate their complex issues and jointly focusing on simple solutions to work towards improving their mental health.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Sonya Isler, PMHNP

Staff Nurse Practitioner

Sonya R. Isler, PMHNP-BC, began her nursing journey over 30 years ago in a state psychiatric hospital in Goldsboro, NC, inspired by the poised nurse she admired at church as a child. Her path includes roles as LPN, RN, BSN, and multiple advanced practice degrees. Sonya has worked in inpatient and outpatient settings, VA clinics, and private practices. She also serves as a preceptor for PMHNP students at her alma mater, the University of North Carolina at Chapel Hill.

Sonya creates a welcoming, respectful space where patients feel safe to communicate openly. She practices active listening and values patient input when setting therapy goals. Her approach is holistic—treating the whole person—and she encourages collaboration, helping patients feel seen, heard, and empowered in their care.

Sonya reviews a patient's history before each session and begins with clear introductions and goal setting. She invites open discussion of concerns and tailors' treatment plans with patient input. She often incorporates CBT, motivational interviewing, and solution-focused therapy into care, promoting growth through supportive, personalized strategies.

Iris Guerrero Urena, MD

Staff Psychiatrist

Dr. Iris Guerrero Urena is double board-certified in psychiatry and consultation-liaison psychiatry. She received her medical degree from Universidad Iberoamericana in the Dominican Republic and went on to complete psychiatric residency at Lincoln Hospital in New York City. Dr. Guerrero then completed a consultation liaison fellowship at Morningside and West Mount Sinai Hospital in New York, further acquiring proficiency in caring for patients with complex medical and psychiatric comorbidities. After completing training, Dr. Guerrero worked in an acute inpatient unit and as a psychiatric consultant for patients admitted to medical units in Oregon. Dr. Guerrero Urena focuses on medication management while also implementing elements of supportive, dialectical behavioral, and cognitive behavioral therapy within each session to fully address individual needs. At times, Dr. Guerrero Urena may recommend a therapist for additional therapy. Dr. Guerrero Urena is experienced in treating a wide range of psychiatric conditions including depression, bipolar disorder, anxiety, PTSD, OCD.

Aisling Rea, LMHC

Staff Therapist

Dr. Aisling Rea is a dedicated therapist with an extensive educational background and experience in the field of psychology. She earned a Bachelor of Science at Florida Atlantic University, completed a Master of Science at Florida International University and a Doctorate in Psychology at Walden University. During her internship at Youth Automotive Training Center and The Humanistic Center for Counseling Services, Dr. Rea worked with individuals, families, couples, first responders and high-risk populations, having the opportunity to work with a variety of clients. As a professional, Dr. Rea gained valuable experience working in inpatient and outpatient programs and settings. Dr. Rea has a passion in helping clients heal from depression, anxiety, mood disorders, psycho-spiritual and relationship challenges. She believes open, empathetic understanding and taking a collaborative approach are the keys to a client-centered practice, and an important part of the healing and wellness of clients. In addition to Dr. Rea's clinical practice, she loves the ocean, enjoying photography, SCUBA diving, participating in beach clean-ups, and spending time with her family, dog and cat.

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.

Emil Ibrahim, MD

Staff Psychiatrist

Dr Ibrahim joined Talkiatry as a general adult psychiatrist.

Dr Ibrahim earned his medical degree from faculty of medicine, University of Cairo, Egypt.

He completed residency in general psychiatry at Case Western Reserve university and MetroHealth medical center in Cleveland, Ohio.

He practiced psychiatry for 30 years. working in different settings:

Hospitals. inpatient and consultation liaison to other medical services.

Private practice, outpatients treating adults, geriatric and adolescents.

Provided geropsychiatric consultations to long term care facilities and assisted living.

Areas of interest:

Mood and anxiety disorders

cognitive, neuropsychiatric disorders

PTSD , bipolar, OCD

Psychopharmacology and treatment resistant conditions (depression)

Psychoeducation to improve treatment compliance

Dr Ibrahim likes to work with patients on customized treatment plan with active patient participation.

Treatment goals are defined and updated as needed in follow up visits.

Dr Ibrahim encourage his patients to ask questions and learn more about their condition, communication and education are essential for treatment success.

Dr Ibrahim will have an initial evaluation. Providing treatment records can be helpful.

He will share with patient treatment options and create a custom treatment plan.

Follow up appointments are scheduled every 2 weeks at the beginning of treatment.

Ali-Noor Jessani, DO

Staff Psychiatrist

Dr. Ali-Noor Jessani, DO, completed medical school in Des Moines, Iowa, and third-year rotations in Chicago. They finished internship and residency at VCU School of Medicine in Richmond, VA, and are currently completing a forensic psychiatry fellowship in Dallas, Texas.

Dr. Jessani has a conversational style that fosters trust and openness. They encourage patients to ask any and all questions and take pride in helping people understand their symptoms. Patients can expect a provider who genuinely enjoys listening to their stories.

Dr. Jessani begins by thoroughly reviewing each patient’s history, concerns, and goals during the initial session. From there, they develop individualized treatment plans tailored to align with each patient’s objectives, emphasizing collaborative care and clear communication.

Ready to get matched?

Start our short assessment
Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Child/Adolescent
Geriatric
Medication Management
States
Florida
Tennessee
Languages
English
Takes insurance
Virtual visits
years experience