Roshni Panchal, MD

Dr. Gregory Arthmann recently passed the ABPM Addiction Medicine board exam. Dr. Arthmann is an ABPN board‑certified psychiatrist who received his medical degree from the University of Sint Eustatius. He completed two years of Internal Medicine residency at WellSpan York Hospital in Pennsylvania prior to completing his Psychiatry residency training at East Carolina University in North Carolina.

Dr. Arthmann has over 10 years of experience practicing psychiatry and has treated a broad spectrum of acute and chronic psychiatric disorders. He utilizes a patient-centered, biopsychosocial approach to psychiatry, primarily focusing on psychopharmacological interventions that align with each patient’s unique treatment goals and clinical needs. His practice style centers around medication management with adjunctive supportive therapy tailored to individual needs. Depending on each patient’s circumstances, he may recommend additional support from individual, family, or group counselors and therapists to achieve optimal outcomes.

During an initial visit, patients can expect a thorough and collaborative discussion focused on their symptoms, treatment goals, and clinical needs. Dr. Arthmann will evaluate the patient’s condition to determine appropriate medication interventions and discuss personalized treatment recommendations. Typical follow-up visits are approximately 20–30 minutes in length. Depending on the severity and complexity of a patient’s situation, referral for additional counseling or therapy may be suggested.

Tiffany Chaille is a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP) with nearly a decade of clinical practice and over 15 years of experience working in behavioral health. Her background includes inpatient and outpatient psychiatry, crisis-focused care, community mental health, integrated pain and psychiatry care, and telepsychiatry. She has a growing interest in functional and integrative approaches to mental health. Tiffany earned her Master of Science in Nursing as a PMHNP from Indiana University and her Bachelor of Science in Nursing from Indiana State University.

Tiffany believes mental health care is most effective when patients feel comfortable, supported, and truly heard. She takes a calm, compassionate, and nonjudgmental approach, meeting patients where they are. Her care focuses on practical, real-life treatment plans while considering sleep, stress, medical factors, and lifestyle influences. She values collaboration and aims for patients to feel informed, involved, safe, and confident throughout their care.

Tiffany begins by getting to know the person beyond the symptoms and understanding what brought them to care. She works collaboratively to develop individualized, realistic treatment plans using evidence-based medication management. Ongoing follow-up, thoughtful adjustments, clear communication, and a whole-person approach guide her work, with an emphasis on consistency and long-term support.

Dr. Jacobs is board-certified in Adult Psychiatry by the American Board of Psychiatry and Neurology. She specializes in medication management for adult patients across a range of psychiatric conditions, with a focus on treating depression, anxiety, bipolar disorders, and ADHD. Dr. Jacobs employs a therapeutic approach to medication management, incorporating supportive and psychodynamic psychotherapies into her sessions. She selects psychopharmacological treatments and therapies tailored to each patient's individual needs and symptoms. Dr. Jacobs earned her Bachelor of Science in Science and Business from the University of Notre Dame. She graduated from medical school at the University of Mississippi, where she was honored with membership in the Gold Humanism Honor Society for her exceptional clinical skills, interpersonal abilities, and dedication to patient care. She then returned to Texas to follow her passion for mental health, completing her residency in Psychiatry at the University of Texas Southwestern Medical Center. Dr. Jacobs developed a strong enthusiasm for enhancing mental health care within communities and completed a fellowship in Community Psychiatry through the UT Southwestern Altshuler Center for Education and Research in the Dallas-Fort Worth area. Over the years, she has worked with major community mental health organizations across Texas and has recently focused on leveraging telemedicine to coordinate mental health support with primary care providers. Throughout her career, Dr. Jacobs has been committed to psychiatric research, educational initiatives, and organizational efforts to advance mental health care education and patient care in communities. She is an active member and leader in several medical and psychiatric organizations. Dr. Jacobs takes great pleasure in connecting with patients via telemedicine, focusing on meeting them where they are in their mental health journey and supporting their needs and goals.

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.

Background and credentials  

Dr. Webb is board-certified by the American Board of Psychiatry and  Neurology. She earned a Bachelor of Science in Biological Sciences from the  University of Miami in Coral Gables, Florida, and obtained her medical degree  in Osteopathic Medicine from the West Virginia School of Osteopathic  Medicine. Dr. Webb completed her psychiatry residency training at Palm Beach  Consortium for Graduate Medical Education in Tamarac, Florida. After her  training, she served as an attending psychiatrist with the Department of  Veterans Affairs in Miami, Florida, and as an attending psychiatrist and  mentor for psychiatry residents in training at the University of Miami,  Florida International University, and University Hospital and Medical Center  in Tamarac.  

Treatment approach    

Dr. Webb believes in building strong therapeutic relationships with her  patients, integrating conservative psychological treatments and lifestyle  modifications to enhance overall well-being and quality of life. She  primarily provides medication management combined with supportive or  emotionally focused therapy. Dr. Webb emphasizes creating individualized care  plans tailored to each patient’s unique needs. While medication and  supportive therapy are central to her approach, she occasionally recommends  involving an additional therapist to optimize treatment outcomes. Dr. Webb  specializes in managing a broad range of psychiatric conditions, including  depression, anxiety, bipolar disorder, postpartum depression, OCD, and  PTSD.  

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What you can expect in a first visit  

Patients meeting Dr. Webb for the first time can expect a thoughtful and  comprehensive assessment focused on building rapport and understanding their  personal and clinical needs. Dr. Webb emphasizes creating a strong  therapeutic relationship, developing an individualized care plan designed  specifically to address each patient's symptoms and lifestyle. Follow-up  appointments typically last around 30 minutes, during which medication  management and supportive therapy are provided. Depending on patient needs,  Dr. Webb might suggest incorporating additional therapeutic support to  achieve the best possible results.    

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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.

Dr. Shari Sengupta attended the University of OK as a National Merit Scholar and went on to graduate with her MD from Eastern Virginia Medical School. She specialized in Adult Psychiatry at the University of NC Hospitals where she was a chief resident. She received psychotherapy training in insight-oriented and cognitive-behavioral approaches and trained at the Psychoanalytic Institute of the Carolinas. She has 18 years of experience providing medication management and psychotherapy in both private practice and community mental health settings and over 10 years of experience in telepsychiatry providing care to underserved communities. Dr. Sengupta has experience treating a variety of mental health concerns but has a particular interest in depression, anxiety, and mental health in the perinatal period. Her practice focuses on medication management from a holistic perspective. She believes that mental health is the cornerstone of overall well-being and that treatment is a collaborative journey toward improved health and function in life, work, and relationships. She offers culturally sensitive treatment to people from all backgrounds and sexual orientations. As a staff psychiatrist at Talkiatry, her treatment approach focuses on medication management informed by a background in psychotherapy.‍