At The Mindful Heart, our clinicians are committed to helping you meet your goals. Whether it is creating a stronger relationship, overcoming a personal struggle, or living a healthier lifestyle, we are here to help.

Meet our Team:

Rachel Singer

Rachel is devoted to helping children, adolescents, adults and families achieve their life goals and improve their relationships. Her professional experience is varied and includes working as a Response-Team Advocate with survivors of domestic violence and sexual assault; a Mental Health Therapist at a juvenile detention center; a Clinical Social Worker at a neighborhood medical clinic; and a Therapist at an adolescent substance abuse treatment center.

Rachel founded The Mindful Heart in 2012.

Kelly Kolyer

Kelly is focused on helping people gain a deeper understanding of themselves and their relationships with others.  Her professional experience includes work as a therapist at a residential treatment center for adolescents who were both victims and perpetrators of sexual assault; a social worker completing assessments and crisis intervention at a juvenile detention center; and a community-based outpatient mental health therapist focused on providing a variety of services to individuals and families.

Kelly joined The Mindful Heart in 2016.

C. Andrew Conway

Andrew is dedicated to supporting children, adolescents, adults, and families as they work to build strong and happy lives. Andrew was trained at the University of Maryland and Yale University, where he became proficient in play therapy, trauma-informed, attachment, and cognitive-behavioral modalities. He was part of the clinical faculty at the Yale Child Study Center, working in an intensive in-home psychotherapy model for youth ages 3 to 18 with mental health diagnoses. Andrew also worked as a social worker in the Yale New Haven Hospital Emergency Department, providing crisis intervention and assessment for children and adults.

Andrew joined The Mindful Heart in 2017.

Nina Tracy

Nina believes that the best way to support her clients is by meeting them where they are in their journey. Building trust and confidence is key in the therapeutic relationship and that is something she strives to do with all of her clients. Her professional experience includes working with families where addiction is present, working individually with children, teens, and young adults, as well as couples. As a trained family therapist, Nina approaches her work from a systems perspective whether working with a whole family or an individual.

Nina joined The Mindful Heart in 2019.

Jennifer Schwartz

Jennifer is dedicated to providing her clients with the support needed to overcome challenges, build self-esteem, make positive changes, achieve goals, and improve relationships. Her professional experience includes: working as a child abuse and neglect Investigative Social Worker for Montgomery County Child Welfare Services, and a Custody Evaluator for the Montgomery Circuit Court evaluating children and families in complex custody cases. Prior to graduating from the University of Michigan School of Social Work in 2007, she was a School Social Work intern at various elementary schools, middle schools, and high schools in Michigan.

Jennifer joined The Mindful Heart in 2020.

Kelini Coker

Kelini believes that in order to reach any individual, you must first validate their experience. Kelini finds it most important to connect with her clients in a way that allows them to look inward and reach their fullest potential. Her professional experience includes providing individual and family counseling ranging from childhood to adulthood using an eclectic framework comprised of Person Centered Counseling, Existential Counseling, Mindfulness and Art Therapy.

Kelini joined The Mindful Heart in 2020.

Stephanie Prigal

Stephanie’s therapeutic approach emphasizes the importance of meeting the client and family where they are at and building a connection through trust and understanding. Her professional experience includes working with children, adolescents, young adults and families in various settings including school-based, home-based, outpatient mental health and an intensive outpatient program.

Stephanie joined The Mindful Heart in 2020.

Raquel Salimova

Raquel believes that a strong relationship with a therapist is paramount to success. Raquel customizes her work to the needs of every client as she supports them on their journey towards positive change. Her experience spans a variety of settings including schools, government, and private practices. Raquel works with individuals, groups, and families of all ages to address issues surrounding anxiety, school, depression, self-esteem, trauma, family conflict, divorce, parenting, and co-parenting. Her multidimensional and trauma-informed approach combines aspects of several interventions, modalities, and frameworks including motivational interviewing, cognitive behavioral therapy, and mindfulness work.

Raquel joined The Mindful Heart in 2021.

Emma Hughes

Emma is devoted to helping all individuals and families navigate their life story to access the future they desire. She believes that the autonomy to rewrite one’s story begins with trust and authenticity in the therapeutic relationship. Her experience includes working with children, adolescents and adults who have experienced sexual and physical assault. Emma also works to provide a variety of services for children with various disabilities and severe behavioral challenges at Kennedy Krieger Institute.

Emma joined The Mindful Heart in 2022.

Hillary Cohen

Hillary believes in a strengths-based approach to working with individuals and families. She is committed to providing a friendly, supportive therapeutic environment. She received her MSW from the University of Maryland in 2011, focusing on mental health. Her professional experience includes working at an acute care hospital where she worked with patients and their families on many different issues including end-of-life care, working as a treatment clinician at outpatient programs for court-mandated juveniles and their families in Pittsburgh, PA. Most recently, she worked for five years as a school-based mental health counselor in a high school in Issaquah, WA.

Hillary joined The Mindful Heart in 2022.

Patrick DiSalvo

Patrick is dedicated to providing a safe space where adolescents, young adults and parents can feel heard and validated. He is committed to helping clients navigate challenges and discover how their mindsets and actions can help move them toward value-filled lives. Patrick offers innovative client-centered and strengths-based therapy with a different approach. His mission is to meet clients where they present, and to offer them a therapeutic setting that implements coping strategies into each and every session, such as exercise, walk and talks, sports and mindful breathing, to name a few. Patrick has over seven years of experience as a social worker, and is trained in Cognitive Behavioral Therapy, Acceptance and Commitment Therapy, and Grief and Loss counseling. He has worked for 14 years with teens and young adults in education settings. As a former teacher, Patrick has insight into school challenges, as well as the overall difficulties that young people face in today’s world.

Patrick joined The Mindful Heart in 2022.

Amber Toeller

Amber believes that when you prioritize your mental health, all parts of your life begin to improve. Amber works with all ages, and has vast experience working with children, adolescents, and families as a counselor in a school setting over the past eight years. Amber has expertise in helping families navigate the 504 and IEP processes in schools as well as advocating for the best supports for their children. She is trained in Cognitive Behavioral Therapy, Grief, Loss, and Trauma therapy, and Perinatal Mental Health. As a former art teacher and reading teacher, Amber often incorporates books and creativity into therapy work. As a mother of three, Amber also enjoys working with new parents and supporting maternal mental health.

Amber joined The Mindful Heart in 2023.

Marissa Post

Marissa is passionate about working with children, adolescents, and their families to help strengthen relationships and build confidence in order to thrive in their everyday lives. She understands that children see the world in a unique way, and therefore, need specialized, client-centered treatment to help them express their emotions and communicate in a way that is appropriate for their age and developmental level. Marissa has worked as a Registered Behavior Technician and has experience providing a variety of services in both outpatient mental health organizations and an inpatient hospital setting.

Marissa joined The Mindful Heart in 2023.

Brad Friedman

Brad is dedicated to helping his clients achieve their life goals and aspirations. He believes in empowering his clients to take control of their treatment by promoting self-awareness, and helping them problem solve so they can make positive changes in their lives. Brad earned his undergraduate degree in Family Science from the University of Maryland and earned his master’s degree in Social Work from Catholic University in Washington D.C. His work experience is varied and includes working as a counselor and clinical case manager in the District of Columbia with the homeless population diagnosed with severe and persistent mental illness, working as a Care Coordinator in Montgomery County providing clinical support to adults with complex mental health needs, and working as Director of Clinical Development at a local psychotherapy practice catering to individuals with varying kinds of mental health issues.

Brad joined The Mindful Heart in 2023.

Rachel Van Thyn

Rachel is passionate about caring for individuals and couples on their fertility and family-expansion journeys, including those utilizing IVF, IUI, surrogacy, and other assisted reproductive technologies. Trained as a rabbi, board-certified chaplain, and chaplain educator, she provides emotional, spiritual, and ritual support to people of all faith traditions and backgrounds, including those who do not define themselves as spiritual or religious. Currently a chaplain educator at The Mount Sinai Hospital in New York City, Rachel is an expert in holding space and helping others use their own wisdom for resilience and coping. During the pandemic, Rachel herself underwent IVF treatments while serving as a front-line hospital worker.

Rachel joined The Mindful Heart in 2024.

Stacy Steiner

Stacy is passionate about working with children, adolescents, and their families. She believes that the therapeutic relationship is paramount to progress and uses a variety of techniques tailored to the needs of her clients. Stacy has experience in school-based and outpatient settings.

Stacy joined The Mindful Heart in 2024.


We look forward to speaking with you and are eager to begin our work together.