Tammara Davis, MD

Erin Snider, PMHNP, brings more than seven years of experience as an Advanced Practice Registered Nurse at Lindner Center of HOPE, a full-service psychiatric facility affiliated with the University of Cincinnati and Cincinnati Children’s Hospital. Her work has spanned the full spectrum of psychiatric care, including inpatient crisis intervention, partial hospitalization, and outpatient services. She holds a bachelor’s degree in psychology from the University of Kentucky and both a BSN and MSN from Wright State University. Erin also recently earned a Mindfulness and Yoga-Studies Certificate from the University of Cincinnati.

Erin prioritizes building a strong therapeutic relationship and values open communication to create a supportive environment for healing. She views psychiatry as a holistic practice, integrating evidence-based approaches that address mental, emotional, physical, and spiritual well-being. Patients working with Erin can expect compassion, respect, and a collaborative partnership in their care.

Erin begins each appointment with open conversation to better understand each individual’s story and experiences. She works with patients to identify their concerns, explore barriers to growth, and highlight strengths. Together, she collaborates on a treatment plan that aligns with the patient’s personal goals, ensuring care is both personalized and empowering.

Dr. Dopkin is a board-certified adult and child psychiatrist dedicated to helping patients feel well and stay well. A Long Island native, he earned his bachelor’s degree from Cornell University before attending St. George’s University School of Medicine. He completed his adult and child psychiatry training at Brown University. For over two decades, Dr. Dopkin has served New York City communities across Queens, Manhattan, and the Bronx, primarily within the public hospital system. He has held clinical, academic, and administrative leadership roles and has been recognized for his excellence in teaching and mentoring psychiatry residents. He also serves as Assistant Dean of Students for the U.S. clinical program at St. George’s University

Dr. Dopkin provides patient-centered care grounded in a biopsychosocial approach. He collaborates with each patient to tailor treatment plans that integrate evidence-based medication options with interpersonal and supportive therapy. He has worked with patients of all ages and backgrounds, including individuals from marginalized communities and those coping with trauma, depression, anxiety, and comorbid medical conditions.

With warmth and respect, Dr. Dopkin meets each patient where they are, helping them find the path that works best for their unique needs and goals.

Dr. Khandie Graham is a board-certified psychiatrist who completed her medical training at UCLA/Drew Medical Education and her psychiatry training at University of California, San Francisco/Fresno in 2013. She has served as a psychiatrist in the United States Air Force and prior to joining Talkiatry, was an inpatient psychiatrist. Dr. Graham's practice focuses on medication management. Typically, she offers this in conjunction with supportive therapy in 30-minute follow-up visits. However, occasionally Dr. Graham may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. Dr. Graham treats all adults and specializes in depression, bipolar disorder, anxiety disorders, ADHD, and life changes. She prides herself in partnering with patients to create individualized treatment plans. Dr. Graham is a great listener and spends time with her patients.

Dr. Jessica Marz is a psychiatrist who completed her undergraduate studies at the University of Florida and earned her medical degree from the Florida State University College of Medicine. She went on to complete her psychiatry residency at the University of Florida College of Medicine Jacksonville. Dr. Marz treats adults experiencing a variety of mental health concerns, including anxiety, depression, PTSD, OCD, ADHD, bipolar disorder, and adjustment-related challenges.

Dr. Marz is a compassionate and thoughtful psychiatrist committed to holistic, patient-centered, evidence-based care. She approaches each individual with warmth and without judgment, fostering a therapeutic environment built on open communication and trust. She believes that strong rapport is essential to achieving meaningful progress in treatment.

Dr. Marz combines medication management with supportive psychotherapy, incorporating cognitive-behavioral techniques and motivational interviewing. She customizes each treatment plan to align with the patient’s personal goals and evolving needs, recognizing that healing is a highly individualized journey.

Dr. Mullenix is a board-certified adult psychiatrist who strives to form strong therapeutic and collaborative environments with patients and values patient empowerment. Dr. Mullenix received his medical degree from the Chicago Medical School and then went on to complete his residency in psychiatry at Advocate Lutheran General Hospital. His interests and expertise are in helping patients struggling with depression, anxiety, including social/obsessive compulsive and generalized anxiety disorders, and ADHD. He provides psychiatric medication management along with supportive, cognitive behavioral therapy (CBT) and other modalities of therapeutic treatment. Dr. Mullenix's practice focuses primarily on medication management, or pharmacotherapy. He routinely incorporates supportive therapy into his 30-minute follow-up visits. Dr. Mullenix may occasionally recommend that a therapist be part of the care team to provide optimal outcomes. The philosophy of his practice is to actively involve patients in the decision-making process to improve adherence to treatment and build trusting relationships with all patients.

Dr. Reaghan Hicks is a double board-certified psychiatrist in General and Addiction Psychiatry. She completed her undergraduate training at The College of Charleston followed by medical school at The University of South Carolina School of Medicine. Dr. Hicks completed Residency in General Psychiatry at The University of Florida College of Medicine in Jacksonville followed by Fellowship in Addiction Psychiatry at The Medical University of South Carolina. Dr. Hicks is an experienced clinician that specializes in treating individuals with a variety of diagnoses including adjustment disorders, depression, anxiety, PTSD, bipolar disorder, ADHD, and substance use disorders.‍She has an approachable style and values building rapport with her patients. She believes it is a privilege to be a part of someone's journey towards recovery and wellness. Dr. Hicks aims to meet each patient where they are while maintaining a nonjudgemental, patient-centered, and evidenced-based treatment approach. Dr. Hicks provides supportive psychotherapy, cognitive behavioral skills, and utilizes motivational interviewing to meet the needs of her patients. She believes effective utilization of therapy skills in conjunction with medication management can help patients meet their individualized treatment goals.