Robert Whelpley, MD

More Clinicians

Dr. Alexandra Dunn is a board-certified adult psychiatrist who completed her medical training at the University of California Irvine School of Medicine. She then moved to New York to complete her psychiatric residency training at Mount Sinai Beth Israel. During training, Dr. Dunn gained extensive clinical experience in psychiatric inpatient, outpatient, and emergency settings, allowing her the opportunity to treat patients of all ages and backgrounds. In addition, she co-led a mindfulness group at the outpatient clinic, worked with students at Baruch College, and rotated with the Assertive Community Treatment team at MSBI. Ultimately, Dr. Dunn chose outpatient care, focusing on treating patients with mood and anxiety disorders. While her practice primarily emphasizes medication management, she also incorporates supportive and cognitive behavioral therapy techniques in her sessions with patients. If appropriate, Dr. Dunn will refer you for psychotherapy and collaborate with your therapist to support your care. She looks forward to meeting and working with you to help you feel better.

Natalie Cummings, MD

Staff Psychiatrist

Dr. Natalie Cummings is a board-certified adult psychiatrist, and board-eligible geriatric psychiatrist. She obtained her medical degree from the University of North Carolina at Chapel Hill, and completed her residency training in psychiatry at the University of Miami Miller School of Medicine and Jackson Memorial Hospital. She then went on to complete her geriatric psychiatry fellowship at Icahn School of Medicine at Mount Sinai Beth Israel. During her fellowship, Dr. Cummings participated in Mount Sinai's Visiting Doctors Program, providing patient-centered and compassionate care to homebound elder adults in New York City. She also received training at Coler Rehabilitation and Nursing Care Center on Roosevelt Island during her fellowship, and presented at the American Association for Geriatric Psychiatry annual meeting. During her training, Dr. Cummings gained extensive experience providing psychiatric care to various patient populations in multiple patient care settings, including in the outpatient clinic, inpatient unit, and emergency department. Following her training, Dr. Cummings worked at New York Presbyterian's Gracie Square Hospital, serving first in the position of float psychiatrist, providing care to patients on every inpatient psychiatric unit (including the young adult/college student program, Orthodox Jewish program, psychotic disorders program, crisis-stabilization program, dual focus program, and Asian Psychiatry program), before transitioning to an established psychiatric attending for the older adult program. During her time at Gracie Square Hospital, Dr. Cummings received the Physician of the Year Award, and served as a Clinical Assistant Professor of Psychiatry at Weill Cornell Medicine. She worked closely alongside staff psychologist, social workers and nurses to provide multidisciplinary, collaborative care to patients suffering from a variety of mental health conditions. Dr. Cummings primarily focuses on medication management and supportive psychotherapy, but has extensive training in utilizing various therapy modalities, including cognitive behavioral therapy, interpersonal therapy, reminiscence therapy, and psychodynamic psychotherapy. When appropriate, Dr. Cummings will refer for more extensive psychotherapy and/or collaborate with your established psychotherapist for comprehensive care. Dr. Cummings strongly believes that addressing psychosocial and interpersonal factors (including relationship health, economic stressors, social isolation and loneliness) is as essential as pharmacologic management in treating mental health conditions. She has particular experience and interest in treating older adults and those suffering from memory disorders, but provides treatment for a variety of psychiatric conditions including depression, anxiety, bipolar disorder, obsessive-compulsive disorders, trauma-related disorders and substance use disorders. Dr. Cummings is a member of the American Psychiatric Association and American Association for Geriatric Psychiatry.

Daniel Bemporad, DO

Staff Psychiatrist

Dr. Bemporad is a board-certified psychiatrist. His current practice focuses on medication management and supportive therapy. He completed his undergraduate training at Stony Brook University, then attended medical school at Touro College of Osteopathic Medicine in New York City. He completed his psychiatry residency at the University of Nevada, Las Vegas, where he was a chief resident. Dr. Bemporad began his inpatient and forensic psychiatry career for the State of Montana for several years. There, he became the medical staff president and a member of the medical executive committee. He was also a preceptor to nurse practitioners and pharmacy students on campus, and he enjoys teaching. Dr. Bemporad has experience treating many clients in many varied treatment settings. On an outpatient basis, he has experience with an extensive array of psychiatric disorders including depression, anxiety, ADHD, PTSD, OCD, and bipolar disorders. Dr. Bemporad's approach to treatment is individualized, and in open discussion with his clients. He also believes in a holistic approach -- that mental and physical health are linked.

Stuart Hedgpeth, MD

Staff Psychiatrist

Dr. Stuart Hedgpeth is a board-certified psychiatrist. While Dr. Hedgpeth primarily focuses on medication management, he understands that mental health often requires approaches from multiple perspectives. Psychodynamic and supportive therapies are offered on an as-needed basis in addition to medication management. New patients are provided 60 minutes for initial visits, and follow-ups are given 30 minutes. Dr. Hedgpeth graduated from the University of North Carolina School of Medicine in Chapel Hill, NC. He completed his adult psychiatry residency training at Virginia Commonwealth University Health System in Richmond, VA. Dr. Hedgpeth's training has positioned him to care for adults of all ages with a wide spectrum of mental health disorders and related conditions. In his residency he sought out additional experience working with patients undergoing treatment for HIV, patients with trauma-related disorders, and the LGBTQ+ population.

Keesha Barthelemy, LMHC

Staff Therapist

Keesha Barthelemy is a Licensed Mental Health Counselor, and a Credentialed Alcoholism and Substance Abuse Counselor Level-2. She has extensive experience working in the mental health and addictions field with adolescents, emerging adults, adults, and families. Keesha has worked directly with clients of various demographics, living with a variety of mental health conditions. She obtained her Undergraduate degree in Psychology from Hofstra University on Long Island, NY, and her graduate degree from Mercy University in Westchester, NY. Keesha has been practicing for 3 years as a Licensed Mental Health Counselor, focusing on anxiety, mood disorders, addictions, and families. Treatment is tailored to the individual, with a foundation in cognitive-behavioral therapy, rational-emotive behavior Therapy, and mindfulness. Furthermore, Keesha has experience working with individuals seeking Faith-based Therapy, with a focus on Christianity and Catholicism. Keesha's vast clinical background has assisted in her development as a well-rounded counselor. She prides herself on possessing great interpersonal skills, and building therapeutic relationships in an effort to assist with growth, healing, and flourishment.

Holly Shiao, MD

Staff Psychiatrist

Dr. Holly Shiao is a psychiatrist who has worked extensively with medically complex patients, including a special focus in psycho-oncology with cancer patients. She is double board-certified in Consultation-Liaison Psychiatry and Adult Psychiatry. She has been practicing for over 7 years. Before Talkiatry, Dr. Shiao worked as an Assistant Professor at the University of Washington and Fred Hutchinson Cancer Center. She also worked as an Assistant Professor and was Director of Emergency Psychiatry at the University of Chicago. She has presented nationally at the Academy of Consultation-Liaison Psychiatry and written a book chapter about psycho-oncology. Dr. Shiao attended medical school at John P. and Kathrine G. McGovern Medical School at the University of Texas Health Science Center at Houston. She then completed an Adult Psychiatry residency at the University of Texas Medical Branch at Galveston, followed by a Consultation-Liaison fellowship at Dell Medical School at the University of Texas at Austin. Dr. Shiao is interested in the mind-body connection in overall emotional and mental well-being. She likes to integrate therapy modalities, such as cognitive behavioral therapy, supportive therapy, mindfulness and meditation with medication management to optimize a patient's mental health.

Rebecca Farias, MD

Staff Psychiatrist

Dr. Farias is a board-certified physician in both adult and child & adolescent psychiatry, with a focus on the diagnosis and treatment of depressive disorders, anxiety disorders, trauma- and stressor-related disorders, and ADHD. Dr. Farias graduated magna cum laude with a Bachelor of Science degree from the University of Houston, majoring in Biology with a minor in Chemistry. She then pursued her medical education at Texas Tech University Health Sciences Center, earning her Doctor of Medicine degree. Dr. Farias completed a three-year psychiatric residency at TTUHSC, followed by fellowship training in child and adolescent psychiatry. She completed her first year of fellowship at the University of Texas Medical Branch in Galveston and her second year at TTUHSC. With a diverse clinical background, Dr. Farias has gained experience in a variety of settings, including academic psychiatry, consult liaison psychiatry, intensive outpatient programs (IOP), partial hospitalization programs (PHP), emergency psychiatry, and outpatient psychiatry. This broad range of experience allows her to provide comprehensive, individualized care to patients at all stages of life. Dr. Farias takes a holistic approach to treatment, incorporating both medication management and psychotherapy. She utilizes principles from Cognitive Behavioral Therapy (CBT), Acceptance and Commitment Therapy (ACT), and supportive psychotherapy, recognizing that a combined approach leads to better outcomes for patients.

Catherine Derys, LMHC

Staff Licensed Mental Health Counselor

Catherine is a graduate from the City University of New York (CUNY) Brooklyn College where she received her Master's Degree in Mental Health Counseling. She is a Licensed Mental Health Counselor experienced in working with adults that struggle with an array of different issues for the past 7 years, both in outpatient and private practice settings. Coupled with her empathic and non-judgmental attitude, she uses a person-centered approach when working with clients. She strives to meet the clients where they are at. Catherine has a passion for helping others reach their full potential, rebuild their confidence, and gain a better insight into themselves through using psychodynamic and CBT interventions. She promotes and encourages "progress over perfection."

John Whittier, MD

Staff Psychiatrist

Background and credentials

Dr. John Whittier is a board-certified psychiatrist. He earned his Bachelor of Arts in Molecular, Cellular, and Developmental Biology from the University of Colorado at Boulder and went on to obtain a master’s degree in Medical Science from Loyola University Chicago. He completed his medical training at the Robert Larner, M.D. College of Medicine at The University of Vermont and returned to Colorado for his psychiatry residency at the University of Colorado School of Medicine. While in residency, he specialized in the Psychotherapy Scholars Program and has since gained four years of experience treating psychiatric conditions through telehealth.

‍

Treatment approach

Dr. Whittier primarily focuses on medication management for general psychiatric conditions. His approach is individualized, ensuring that each patient receives a treatment plan tailored to their unique needs. He integrates supportive therapy, medications, and evidence-based alternative therapies to provide a flexible and comprehensive approach. In addition to his general practice, he maintains a psychodynamic psychotherapy panel where he helps patients explore developmental and relational patterns that contribute to their symptoms. His specialties include treating depression, anxiety, adjustment disorders, PTSD, insomnia, bipolar disorder, and ADHD.

‍

What you can expect in a first visit

During the first visit, patients can expect a one-hour comprehensive intake during which Dr. Whittier thoroughly evaluates their symptoms, medical history, and personal goals. He provides treatment options that prioritize flexibility, allowing patients to take an active role in their care. Follow-up visits typically last 20 to 30 minutes, focusing on assessing treatment progress and making necessary adjustments. For those engaged in psychodynamic psychotherapy, longer one-hour sessions are available for in-depth exploration of underlying psychological patterns.

‍

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.

‍

Swagato Bhattacharyya, DO

Staff Psychiatrist

Dr. Swagato Bhattacharyya has completed his residency training at Northwell and is a board certified psychiatrist. Dr. Bhattacharyya takes a holistic approach to patient care, establishing strong physician-patient relationships built on trust, respect, and communication. He primarily focuses on medication management and also provides supportive psychotherapy. Treatment sessions will be tailored to work towards a common goal to optimize one's mental well-being. Dr. Bhattacharyya graduated magna cum laude from undergraduate Binghamton University, received his medical degree from NYIT College of Osteopathic Medicine, and completed his residency in psychiatry at Northwell Mather Hospital. He has trained in various settings, including adult/adolescent psychiatric units and specialty clinics, and has experience in telepsychiatry visits. Dr. Bhattacharyya has experience in treating numerous mental conditions, including depressive disorders, bipolar disorder, anxiety disorders, ADHD and OCD. Dr. Bhattacharyya also has experience treating patients of diverse cultures, having worked in psychiatric settings in the NYC metro and Long Island area.‍

Christa DeFries, MD

Staff Psychiatrist

Background and credentials

Dr. Christa DeFries is a board-certified Adult Psychiatrist. She earned her medical degree from UT Southwestern Medical School in Dallas, Texas, and completed her residency in Adult Psychiatry at Baylor Scott & White in Temple, Texas. Following residency, Dr. DeFries gained additional experience treating homeless and formerly homeless populations in New York City, particularly focusing on individuals with histories of trauma and substance addiction, prior to joining Talkiatry.

‍

Treatment approach

Dr. DeFries practices Adult Psychiatry, employing an integrative treatment approach combining medication management, psychotherapeutic methods, and lifestyle modifications. She recognizes that each patient benefits from a personalized mix of these three aspects of care. Dr. DeFries specializes in treating diverse psychiatric conditions, including those related to trauma, substance addictions, and various mental health disorders.

‍

What you can expect in a first visit

In a first visit with Dr. DeFries, patients can expect a comprehensive evaluation aimed at understanding their individual mental health history, specific concerns, and overall treatment goals. Dr. DeFries emphasizes an individualized approach, carefully exploring the best combination of medication, therapy, and lifestyle adjustments tailored specifically to each patient's needs. Patients can anticipate an empathetic and collaborative environment focused on their personal experiences and goals.

‍

Why Talkiatry?

Brittany Bridges, LMHC

Staff Licensed Mental Health Counselor

Brittany Bridges received her Bachelor's of Science (BS) in Human Development and Family Studies from the University of North Carolina at Greensboro, as well as her Master's (MS) in Mental Health Counseling, from North Carolina Agricultural and Technical State University. Ms. Bridges is a Licensed Clinical Mental Health Counselor (LCMHC) for the state of North Carolina as well as a National Certified Counselor (NCC). Ms. Bridges utilizes an array of therapeutic modalities and techniques based on the needs of the clients, including but not limited to cognitive behavioral therapy (CBT), dialectical behavioral therapy (DBT), and Solution-focused Therapy. ‍Ms. Bridges' prior experience entails working in a clinical outpatient setting and on a North Carolina college campus where she's treated a variety of mental health conditions. She leads with openness and empathy as she strives to provide a safe and respectful environment in which clients from various backgrounds and cultures can explore a myriad of issues. Ms. Bridges enjoys working with a broad range of clients and concerns. Her professional interests include working with young adults, women's issues, diversity, and multicultural experiences

Robert Whelpley, MD

Education and training

Get to know