Natalie Cummings, MD

Dr. Perington is a Staff Psychiatrist with Talkiatry. She previously served in the US Air Force, where she completed her residency training in psychiatry (Lackland AFB) and was the medical director for a small-sized mental health clinic (Hill AFB). Dr. Perington uses a person-centered approach to tailor treatment to the individual, with an emphasis on shared decision making. She prefers to focus on psychotherapy and behavioral interventions as a primary part of the treatment plan, in addition to any indicated medication.

Motivation for change is a large part of the healing process, and for many people recovery doesn't happen with medication alone. Dr. Perington asks all her patients to play an active role in their treatment.

A thorough diagnostic assessment with discussion of the best treatment setting and modality, then regular follow up visits with emphasis on psychotherapy in addition to medication management (if indicated).

Dr. Hill is a recent graduate of the psychiatry residency program at the University of Colorado School of Medicine. During her residency, she sought out additional training in psychodynamic therapy and EMDR. She participated in the Psych Scholars track, which provided in-depth education and supervision around therapy and psychoanalytic theory. This allows her to better understand the role of both medication and therapy, to utilize, when to couple them, and what limitations they may have. She has additional interests in trauma work; women's mental health, specifically in the peripartum period; and in working with individuals facing progressive diseases or terminal diagnoses.‍

Ashley Sharp is a Licensed Professional Counselor with Mental Health Service Provider
designation, who has experience working in multiple settings within the mental health
field including private practice counseling, school-based counseling, and in a behavioral
health hospital. This has allowed Ashley to work closely with individuals of various
demographics and a wide spectrum of mental health conditions. Ashley obtained her
undergraduate degree in psychology from Bryan College in Dayton, TN, and graduate
degree in clinical mental health counseling from Richmont Graduate University in
Chattanooga, TN.

Ashley has been working in the mental health field for 4 years and
focuses on mood and anxiety disorders, as well as personality disorders,
challenges in relationship dynamics, and difficult life transitions such as grief and
divorce. Ashley tailors her treatment modalities for the greatest benefit of the individual,
being considerate of the background and needs of each client.
Ashley uses an eclectic approach to therapy founded in Cognitive Behavioral Therapy
and incorporates elements of Dialectical Behavior Therapy such as mindfulness,
distress tolerance, and emotional regulation.

Dr. Ahmed Valdes is a board certified adult psychiatrist and burgeoning Geriatric Psychiatrist. After completing his undergraduate education at Florida State University, he attended medical school at the University of Miami Miller School of Medicine where he graduated with a combined M.D./M.S. in Genomic Medicine. He subsequently completed psychiatry residency at Jackson Health System/University of Miami and further subspecialized with a fellowship in Geriatric Psychiatry. Dr. Valdes has had the opportunity of working with a diverse array of patients including veterans, inmates, the severely mentally ill, geriatric, and cancer patients across three distinct hospital systems. Dr. Valdes has had varied clinical experiences in specialty inpatient psychiatry units (detox, geriatric, mood disorder), emergency psychiatry, consultation liaison psychiatry, psycho-oncology, and outpatient specialty clinics (HIV, dementia, integrative and collaborative care) via telemedicine and face to face interactions .Dr. Valdes has experience working with adults of all ages, particularly those with depression, anxiety, bipolar disorder, substance use disorders, PTSD, and more. Dr. Valdes 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 to navigate their complex issues and jointly focusing on simple solutions to work towards improving their mental health.

Dr. Amber Blue is a board-certified psychiatrist trained in Adult Psychiatry. She completed her residency at Yale University. She offers medication management in 30-minute follow-up visits informed by her psychotherapy experience. Occasionally, she may believe additional therapy would be beneficial, and therefore, she recommends that you add a therapist to your care team for the best results. She has received specialized training in psychoanalytic psychotherapy at Columbia University and NYU. Over the past three years, Dr. Blue has worked in college student health centers and private practice. She has a wide range of experience in treating various mental illnesses including depression, bipolar disorder, anxiety, and OCD. Her approach is to educate clients on their mental health, available pharmacologic and psychotherapeutic options, and to collaborate with them in formulating an evidence-based treatment plan.

Dr. Michael Petetit has worked with people from many different walks of life in clinics, hospitals, and online, providing evidence-based treatments for a wide range of mental health conditions. His professional journey is unique—he began his career as a research chemist, later earned a Master’s degree in psychology and worked with children, before pursuing his medical degree and completing a psychiatry residency.

Dr. Petetit approaches treatment as a true collaboration. He partners with patients to clarify goals and create individualized treatment plans that reflect their priorities and values. He strives to be non-judgmental, direct, and honest in his style, building a therapeutic relationship that supports open communication and trust.

Dr. Petetit begins with a thorough evaluation to understand each patient’s circumstances and challenges. From there, he works with patients to set and prioritize goals, review treatment options, and select a plan that feels both comfortable and practical. As treatment progresses, he regularly revisits and refines the plan, ensuring it remains effective and aligned with the patient’s evolving needs.