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Kevin Lu, MD

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

Education and training

  • Donald and Barbara Zucker School of Medicine at Hofstra/Northwell Doctor of Medicine (MD)
  • University Of Arizona College Of Medicine (Residency)

Get to know

Kevin Lu, MD

Dr. Kevin Lu is a board certified adult psychiatrist. In addition to medication management, he integrates elements of psychotherapy, psychoeducation, lifestyle changes, and relationship skills into his approach. He enjoys working with a variety of individuals and conditions, with particular experience with veterans, immigrants, and university students. He has a friendly and casual style, and prioritizes strong therapeutic relationships in his work. Dr. Lu completed his undergraduate studies at New York University's Stern School of Business, and after a short career in finance, he made a transition into medicine. He received his medical degree from the Zucker School of Medicine at Hofstra/Northwell, and completed residency training in psychiatry at the University of Arizona in Tucson.

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Sonya Isler, PMHNP

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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.

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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.

Jennifer Hewitt, PMHNP

Staff Nurse Practitioner

Jennifer Hewitt is a board-certified psychiatric nurse practitioner, credentialed through the American Nurses Credentialing Center (ANCC). She earned her master’s degree in nursing from Gonzaga University and has extensive experience treating a wide range of mental health conditions, including anxiety, depression, obsessive-compulsive disorder (OCD), bipolar disorder, schizophrenia, and post-traumatic stress disorder (PTSD).

Her passion for psychiatry and dedication to patient care are rooted in her background as an emergency room nurse and her experience in emergency medical services (EMS). This foundation has given her a unique perspective on the critical role mental health plays in overall well-being.

Jennifer provides compassionate care to adults, children, and adolescents, recognizing that each individual’s path to mental wellness is unique. She believes that while medication can be an important part of treatment, self-care and therapy are equally essential components of a holistic approach.

She is known for her empathetic listening and genuine connection with patients. Through collaboration, she helps individuals set realistic goals and empowers them to take an active role in their recovery. Her kindness and commitment create a supportive environment where patients can thrive on their journey toward mental wellness

Daniel Weiss, MD

Chief Psychiatrist

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.

Xiomara Nieves Alvarado, MD

Staff Psychiatrist

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.”

Elizabeth Shaffer, MD

Staff Psychiatrist

Elizabeth Shaffer, MD, is an accomplished psychiatrist specializing in child and adolescent psychiatry. She earned her M.D. degree from St. George's University School of Medicine and holds a Bachelor of Science in Child Development from Appalachian State University where she graduated summa cum laude. Dr. Shaffer's passion for working with children and families developed during her involvement in a pre-K Head Start Program in Rural North Carolina. She completed her General Psychiatry Residency and Child & Adolescent Psychiatry Fellowship at Jerry M. Wallace School of Osteopathic Medicine at Campbell University. Dr. Shaffer obtained ABPN Board Certification in General Psychiatry in 2023 and is working towards Board Certification in Child & Adolescent Psychiatry. Dr. Shaffer has received honors and awards for her contributions to psychiatry, including the Laughlin fellowship through The American College of Psychiatrists and Resident of the Year at Cape Fear Valley Health System in 2022.Her areas of interest focus on neurodevelopmental disorders such as ADHD, Autism, and Intellectual Delay. Dr. Shaffer is affiliated with professional organizations like AACAP and APA, demonstrating her commitment to professional development. Dr. Shaffer is dedicated to promoting mental health awareness and family and patient psychoeducation. Dr. Shaffer emphasizes a joint decision-making approach to treatment options and utilizes local resources to provide wrap-around support. Dr. Shaffer is a respected psychiatrist known for her excellence, compassion, and innovative approach to mental health care. Her extensive education, accolades, research contributions, professional affiliations, and community involvement reflect her commitment to making a positive impact in her patients' lives and the broader community.

Melissa Mott, MD

Staff Psychiatrist

Dr. Mott grew up in southeastern Idaho. She earned a Ph.D. in Molecular Biology from the University of California at Berkeley in 2009, and her Doctor of Medicine (MD) degree in 2014 from the University of Chicago. She completed her psychiatry residency at the University of Utah in 2018 and became board certified in Psychiatry by the American Board of Psychiatry and Neurology in 2019. Following her residency, she worked as an inpatient psychiatrist at the Huntsman Mental Health Institute in Salt Lake City, Utah and served as an assistant clinical professor in the Department of Psychiatry at the University of Utah. In 2021 she moved to Dallas, Texas to work in a residential and partial hospitalization treatment center for eating disorders. She loves to incorporate psychotherapeutic techniques and goal setting together with medication management to help patients achieve wellness and fulfillment in their lives.

Dr. Mott enjoys treating a wide variety of psychiatric conditions, including depression, anxiety, OCD, bipolar disorder, PTSD, eating disorders and substance use disorders. She believes strongly in individualized treatment that focuses on holistic, compassionate and collaborative care with patients.

She loves to incorporate psychotherapeutic techniques and goal setting together with medication management to help patients achieve wellness and fulfillment in their lives.

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Specialties
ADHD
Anxiety
Bipolar Disorder
Depression
Obsessive-compulsive disorder (OCD)
PTSD/Trauma
Medication Management
States
Arizona
California
New York
Languages
English
Takes insurance
Virtual visits
years experience