Skip to main content

Xiomara Nieves-Alvarado, MD

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

Education and training

  • University of Puerto Rico - Rio Piedras Campus, BS
  • Universidad Central Del Caribe Escuela De Medicina, MD
  • Duke University Medical Center, Residency

Get to know

Xiomara Nieves-Alvarado, MD

Dr. Nieves-Alvarado is a Board-certified psychiatrist who completed medical training at Duke University Psychiatry Program. Originally from Puerto Rico, she is fluent in both English and Spanish, which allows her to connect deeply with a diverse patient population.

Her practice combines medication management with insight-oriented therapy during every visit, promoting a comprehensive approach to mental health care. She advocates for her patients to engage in therapy alongside medication management, as she believes this integrated approach leads to better outcomes and sustained improvement. Dr. Nieves-Alvarado's practice is rooted in a collaborative, team-based approach, working closely with her patients to achieve long-term mental wellness.

Dr. Nieves-Alvarado earned her medical degree from the Universidad Central del Caribe School of Medicine in Bayamon, PR. Afterward, she moved to North Carolina, where she completed her residency at Duke University Hospital. During her training, she was nominated for a fellowship in psychodynamic practice by the Psychoanalytic Center of the Carolinas, showcasing her expertise in this area. She is also a dedicated advocate against childhood sexual trauma.

Her diverse training includes significant experience in jail and forensic psychiatry, as well as the treatment of military veterans under the veteran affairs health care system. She has experience in medically assisted treatments (MAT) for substance use disorders, Electroconvulsive therapy (ECT), and family therapy, enabling her to care for patients with complex needs.

Dr. Nieves-Alvarado treats patients across a wide age range, from young adults to the elderly. Passionate about improving access to mental health care, she joined Talkiatry to help patients facing time or transportation challenges receive the care they need.  

In addition to her clinical practice, Dr. Nieves-Alvarado remains involved with her alma mater’s Behavioral Health Department, contributing to academic education and maintaining a connection with the next generation of medical professionals. She continues to seek ongoing improvement in her field, remaining engaged with medical associations including North Carolina Psychiatric Association, American Psychiatric Association, and Alpha Omega Alpha national medical honor society. Dr. Nieves-Alvarado is committed to working hand-in-hand with her patients to achieve mental wellness.”

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

Sarah Ramos, MD

Staff Psychiatrist

Dr. Sarah Ramos, MD, has experience practicing in a variety of outpatient settings, including community mental health and military care, serving active-duty service members, their families, and veterans. She earned her medical degree from Vanderbilt School of Medicine and completed psychiatry residency training at the University of California San Diego and Thomas Jefferson University in Philadelphia.

Dr. Ramos values open communication, privacy, and a collaborative approach with her patients. She creates a warm, supportive environment where individuals feel heard, respected, and empowered to participate in their care.

In initial sessions, Dr. Ramos thoroughly assesses patients’ history, concerns, and goals to ensure care is personalized and effective. She develops comprehensive treatment plans that align with each patient’s objectives, providing ongoing support to help them achieve meaningful outcomes.

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.

Columban Heo, DO

Staff Psychiatrist

Background  and credentials    

Dr. Columban Heo is a board-certified psychiatrist. He earned his medical  degree from Touro University Nevada and completed his residency at Unity  Health White County Medical Center. Dr. Heo further specialized by completing  a fellowship in Consultation-Liaison Psychiatry at the Cleveland Clinic,  where he gained extensive experience working within multidisciplinary  healthcare teams, particularly focused on psychiatric care for patients with  complex medical conditions.    

Treatment approach  

Dr. Heo specializes in treating a broad range of psychiatric conditions,  notably mood and anxiety disorders. He integrates medication management with  a holistic, personalized approach to treatment, emphasizing the  interconnectedness of mind, body, and spirit. Dr. Heo believes in tailoring  treatment plans individually, combining therapy and medications to suit each  patient’s unique needs, and highlights the importance of healthy  relationships in achieving overall mental health.    

What you can expect in a first visit    

Patients visiting Dr. Heo for the first time can expect a comprehensive and  personalized assessment that explores not just their psychiatric symptoms but  their overall well-being and personal relationships. Dr. Heo prioritizes a  holistic evaluation, carefully balancing medication considerations and  therapeutic interventions tailored specifically to each patient’s situation  and goals. He creates an empathetic, collaborative atmosphere to discuss and  develop personalized plans for mental and emotional 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.

John Bellavia, MD

Staff Psychiatrist

Dr. Bellavia is an experienced board-certified psychiatrist who specializes in adult psychiatry. He was a faculty member of the University of Washington School of Medicine in Seattle for 8 years and has been a medical director and attending psychiatrist in several clinical settings including academic medical centers, outpatient private practice and consultation. Dr Bellavia works collaboratively with each patient to identify presenting problems and stressors and utilizes evidence-based medication treatments along with individualized supportive and short-term psychotherapy strategies to reduce symptoms and improve function. If clinically indicated, he may recommend adding a psychotherapist to your care team. Dr. Bellavia has a particular interest in treating psychiatric conditions including, but not limited to, depression and bipolar disorders, ADHD, anxiety disorders, and adjustment problems. He has extensive experience working with individuals from diverse backgrounds, such as university students, creative and tech professionals, and expat communities. He uses a relaxed, nonjudgmental, empathic approach that is holistic and considers the biological, psychological, social, and cultural factors that impact mental well-being.

Holly Hunter, MD

Staff Psychiatrist

Board-Certified General Psychiatrist | Board-Eligible Child and Adolescent PsychiatristLicensed in New York, Illinois, and Arkansas

Dr. Holly Hunter is a dedicated child and adolescent psychiatrist, licensed to practice in New York, Illinois, and Arkansas. She earned her medical degree from LSU Health Sciences Center in Shreveport, Louisiana, and completed her psychiatry residency at the University of Arkansas for Medical Sciences (UAMS). Dr. Hunter went on to complete a fellowship in child and adolescent psychiatry at UAMS, where she also participated in the Leadership Education in Neurodevelopmental and Related Disabilities (LEND) Program, specializing in neurodevelopmental disorders.

While Dr. Hunter has treated a wide variety of psychiatric conditions, her primary clinical focus is on children, adolescents, and young adults dealing with trauma and co-occurring mental health disorders. Her approach centers on providing medication management in conjunction with supportive therapy, typically through 30-minute follow-up visits. In cases where additional therapeutic intervention is needed, Dr. Hunter may suggest involving a therapist as part of a comprehensive care team to ensure the best possible outcomes.With experience at Burrell Behavioral Health, Arkansas Children’s Hospital, and UAMS, Dr. Hunter brings a wealth of expertise to her practice.

She is committed to a collaborative, evidence-based approach to treatment, emphasizing individualized care and a holistic understanding of each patient’s unique needs.

Shaily Desai, MD

Staff Psychiatrist

Dr. Shaily C. Desai, MD is a board-certified psychiatrist who treats adults. She graduated Magna Cum Laude and with General Honors from University of Miami. She completed medical school at the University of Miami Miller School of Medicine in the prestigious Honors Program in Medicine. She continued her medical education at Jackson Memorial Hospital & University of Miami Hospital for her 4-year psychiatry residency training program. After completing her training, Dr. Desai held an academic appointment at the University of Miami while working at the Miami Veterans Affairs Hospital initially as a behavioral health consultant in the Primary Care Mental Health Integration (PCMHI) model and later as a Behavioral Health Interdisciplinary Program (BHIP) psychiatrist in the Mental Health Treatment Coordinator (MHTC) role.

Dr. Desai’s background spans clinical care, academic research, and community service, giving a comprehensive understanding of mental healthcare delivery across different settings. Dr. Desai developed expertise in quickly building rapport with patients, conducting medication management assessments, and implementing effective interventions. These experiences taught Dr. Desai how to maintain clinical excellence while showing patience and respect for each patient's unique circumstances. She understands the delicate balance of providing thorough care within the constraints of virtual sessions and she has developed strategies to ensure patients feel supported and understood, even though a screen.

By combining clinical expertise with genuine empathy and persistence, Dr. Desai helps her patients navigate their treatment journey with confidence and hope. Dr. Desai’s practice focuses on medication management and supportive psychotherapy in typically 30-minute follow up visits. At times, additional psychotherapy is needed, and a therapist may be added to provide the best outcome.

Ready to get matched?

Start our short assessment
Specialties
Medication Management
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
LGBTQIA+
States
Florida
North Carolina
Rhode Island
Languages
English
Spanish
Takes insurance
Virtual visits
years experience