Patricia Michel-Garrison, DO

Dr. Kristina Foreman is a board-certified psychiatrist and child and adolescent psychiatrist who earned her medical degree from St. George’s University and completed both psychiatry residency and fellowship at the University of Vermont Medical Center. She served for four years as an attending on a high-acuity inpatient adolescent unit in Denver, leading a multidisciplinary team in the care of complex cases. She also presents nationally on Positive and Lifestyle Psychiatry and has taught these approaches to fellows and residents.

Her style is open, thoughtful, and relationship-focused, creating a space where patients feel safe sharing what matters most. She brings a therapeutic mindset to every encounter and practices strengths-based care to help people connect with resilience and agency. Trained in the Vermont Family-Based Approach, she values family involvement and blends medication management with therapeutic principles and lifestyle psychiatry to support emotional flexibility and values-driven change.

Dr. Foreman begins by gaining a full understanding of each patient’s history, strengths, challenges, and hopes for treatment. She builds individualized plans that may include medication, lifestyle strategies, psychotherapy-informed tools, and family participation when helpful. She incorporates ACT, DBT, CBT, and positive psychology concepts to foster insight and skill development. Follow-up visits focus on refining the plan so progress feels steady, collaborative, and aligned with patient goals.

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Dr. Tangeneare Singh earned a BS, Summa Cum Laude, from Tuskegee University and an MD from University of Chicago Pritzker School of Medicine. Commissioned in the United States Army, she completed psychiatry residency and child and adolescent fellowship at Walter Reed Army Medical Center. She later led Behavioral Health at Blanchfield Army Community Hospital and served 15 years as Department Chief at Alexander T. Augusta Military Medical Center, expanding key programs and mentoring staff and trainees. She retired as a CAPTAIN (O6) in 2026 with over 20 years of practice.

Dr. Singh provides a safe, nonjudgmental space where patients and families can openly share concerns. She partners with them to select evidence-based treatments that best address their symptoms and goals.

She begins with a thorough discussion of strengths, stressors, and biological and social factors to determine safety and level of care. Together, they develop a plan that may include medication, therapy, or referrals, with testing as indicated. Follow-ups include symptom review, plan adjustments, and attention to sleep, exercise, nutrition, hydration, and basic needs.

Dr. Shelley Sellinger is a board-certified psychiatrist who has been in practice for 25 years. Her career has been devoted to serving both her local community as well as high-risk and underserved patients. As a pioneer and advocate for the use of telepsychiatry years prior to the pandemic, she has presented at the American Telehealth conference as well as at grand rounds. Dr. Sellinger's practice focuses on medication management as well as supportive and insight-oriented psychotherapy. She believes that a combination of therapy, as well as the use of medications, helps provide a patient with the best outcome. Her goal is to help patients live their best and most fulfilling lives. In addition to general psychiatry, she has a keen interest in mood disorders, helping creatives achieve their goals and the LGBTQ community.‍

Tammi Schrager, LCSW, CCBT, is a bilingual (Spanish-fluent) therapist licensed in Texas and Illinois with over 20 years of experience. She earned her MSW from Loyola University Chicago and her BA in Human Services from Kendall College, receiving the Distinguished Student Award. She completed intensive Spanish language study in Mexico and Costa Rica. Her career spans Alzheimer’s care (Distinguished Service Award), Director of Social Services in skilled nursing, discharge coordination at Schwab Rehabilitation Hospital, police liaison and crisis responder, and community mental health serving diverse and underserved populations.

Tammi provides a safe, confidential, HIPAA-compliant space grounded in cultural humility and respect. She works with individuals, couples, and families facing trauma, PTSD, anxiety, depression, ADHD, ASD, mood disorders, and work or collegiate stress. Her style is collaborative, compassionate, and systems-oriented, integrating CBT, EFT, IFS, attachment work, and ABA. She values measurable progress and uses tools such as PHQ-9 and GAD-7 to guide care.

Tammi begins with a comprehensive assessment of personal, cultural, and environmental factors. She develops individualized, evidence-based treatment plans with clear goals and regular progress reviews. Sessions combine cognitive restructuring with skills training and mind-body techniques such as progressive muscle relaxation and paced breathing to reduce anxiety and trauma responses.

Dr. Cheryl Thomas' experience spans nearly two decades working with many who struggle to find their way through different life challenges. She will collaborate with you to identify and attain goals. Getting to know you is the first step and that is achieved through a variety of approaches that are grounded in family systems, cognitive behavioral therapy, and understanding any types of trauma that may have been experienced. Many have had trauma and what she has learned is that talking about the details of the trauma is not always helpful. It may be a component of healing, but there may be other ways to make progress. Dr. Thomas utilizes a combination of approaches to be helpful in working with clients. Some may include person-centered, solution focused, motivational interviewing, cognitive behavioral therapy, and EMDR (Eye Movement Desensitization Reprocessing. She has experience in different treatment settings in Ohio and enjoys working with those who have mental health and substance use disorders. Dr. Thomas works with ages 18 and up that include mental health issues like depression, anxiety, grief, stress management, trauma, communication, and relationship issues. She enjoys seeing a client shift perspectives and report feeling more at peace as they reach their goals. Dr. Thomas completed her doctorate degree in Counselor Education & Supervision in Counseling and Marriage and Family Therapy in 2012.

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.