Skip to main content

Sheena Mammen, LCSW

Staff Therapist
Languages
English
SPECIALTIES
Talk Therapy

Education and training

  • State University of New York at Stony Brook Master of Social Work (MSW)

Get to know

Sheena Mammen, LCSW

Sheena Mammen is a Licensed Clinical Social Worker with seven years of experience in various aspects of mental health. She earned her undergraduate degree from Nyack College and her Master's from Stony Brook, which deepened her understanding of the field. She specializes in treating clients with anxiety, depression, ADHD, interpersonal issues, and perfectionism. Sheena employs culturally sensitive and person-centered approaches to tailor treatments for each individual. Her eclectic therapeutic style is rooted in Cognitive Behavioral Therapy, Dialectical Behavioral Therapy, and Attachment Therapy. She also incorporates communication skills, mindfulness, executive functioning, and social skills training into her sessions, fostering comprehensive support for her clients.

Get matched with a clinician like this one

Ready to book your first appointment? Take our 10-minute assessment. We’ll match you with a clinician who meets your needs, has availability, and takes your insurance.

Get started
More Clinicians

Lindsey Wittenhagen, LPC

Staff Therapist

Lindsey Wittenhagen, LPC, earned a Master of Science in Clinical Psychology from the University of Texas Permian Basin in 2014 and is a Licensed Professional Counselor. She has extensive experience supporting individuals with anxiety, depression, ADHD, self-worth concerns, relationship challenges, stress management, divorce, and life transitions. Lindsey has worked in outpatient settings and as an advocate for trauma survivors, bringing a compassionate and informed perspective to her practice.

Lindsey’s passion is helping clients navigate the ups and downs of life, whether facing overwhelming stress, relational difficulties, or emotional struggles. Her approach is warm, collaborative, and grounded in the belief that healing happens when individuals feel truly seen and heard. Therapy with Lindsey is not about fixing what is “broken” but about fostering self-understanding, exploring what may be keeping someone stuck, and building tools for well-being. She creates a safe, judgment-free space where clients can show up authentically.

Lindsey begins therapy by gaining a thorough understanding of each client’s history, concerns, and goals during the initial session. She then collaborates with clients to develop individualized treatment plans that reflect their unique needs and aspirations. Progress is continually assessed, with goals and approaches adjusted as necessary to ensure growth, resilience, and meaningful change.

Dalia Al-Mansy, LCPC

Staff Therapist

Dalia Al-Mansy, LCPC, is a Licensed Clinical Professional Counselor in Maryland and an approved board supervisor. She earned her bachelor’s degree in Psychology from the University of Maryland, Baltimore County (UMBC), and a master’s degree in Community Counseling from Argosy University in Arlington, VA. Dalia began her clinical journey providing in-home therapy for children, adolescents, and families and has since gained experience in outpatient, residential, and partial hospitalization settings.

Dalia values open communication and collaboration to establish clear boundaries and shared goals for treatment. She strives to create a warm, supportive environment where patients feel heard, understood, and respected throughout the therapeutic process.

In the first session, Dalia conducts an initial assessment to explore each client’s history, concerns, and goals while providing space for questions and comfort with the therapy process. She works collaboratively to set realistic, attainable goals and periodically checks in to review progress and make adjustments as needed.

KaShunda Davis, LPC

Staff Licensed Professional Counselor

KaShunda "Shun” Davis is a Licensed Professional Counselor in Texas. She received her Master of Science in Counseling at Amberton University and postgraduate studies in Professional Counseling and Development at Lamar University. Shun has worked in various settings in the mental health field including community-based counseling centers, private practice, and large group practices providing counseling services to adults, couples, and adolescents. Her professional experience has focused on mood disorders (depression, bipolar disorder, persistent affective disorder), anxiety, trauma, personality disorders, self-esteem and confidence, gender identity and LGBTQIA+ concerns; relationship concerns, and life transitions. Shun's integrative therapeutic style provides an emotionally safe space that supports self-exploration, empowerment, and authenticity. Specializing in cognitive behavior therapy, dialectical behavior therapy, trauma-focused therapy, narrative therapy, and mindfulness; she tailors her approach to meet the unique needs of each individual. She is dedicated and passionate about assisting individuals to work through barriers to create the lives and relationships that they desire and to develop a sense of personal strength and self-acceptance. She celebrates and welcomes the diversity of all clients and strives to create an affirming, inclusive, and non-judgmental space to explore individual needs and therapeutic goals.

Anita Green, LPC

Staff Therapist

Anita Green is a Licensed Mental Health Counselor who has worked directly with clients of various demographics and has a variety of mental health challenges. Anita graduated from Texas Wesleyan University in 2014 with a 3.8 GPA in Counseling. She also had the pleasure of studying abroad in Australia and China. Anita has been practicing as a LPC since 2023, focusing on substance abuse disorders and mood disorders that have a direct impact on everyday life. When working with Anita, her treatment will be tailored to the needs of the individual and their struggles. She uses foundational Interventions, including Addiction Counseling, CBT, DBT, ACT, EMDR, Empathy Active Listening, Crisis Intervention, Client Assessment, Therapeutic Boundaries, Self-Care Practices, and Multicultural Competence. Let's take this journey together.

Sebrina Cotton, LPCC

Staff Therapist

Sebrina Cotton is a passionate advocate for mental health and holistic well-being. With over 7 years of experience in the mental health field, she has worked with diverse populations seeking support in managing various challenges, including depression, anxiety, trauma, relationship/marital issues, grief/loss, and life transitions. Sebrina's approach is person-centered and collaborative. She will hold you accountable to the goals you want to accomplish through a combination of empathy, active listening, and skillful interventions. Sebrina welcomes you to a warm and safe space to bring all of who you are to each session. She will walk alongside you through your therapy journey towards a more fulfilling and meaningful life. In her time outside of sessions, Sebrina enjoys working out at the gym, teaching/practicing yoga, and traveling.

Angela Harrington, LCP

Staff Therapist

Angela Harrington is a licensed mental health therapist with 26 years of professional therapy work. She is currently licensed in NE, OK, KS, and CO. She specializes in stress, anxiety, self-esteem, motivation, depression, and coping with life changes. She uses a wide range of clinical approaches in talk therapy, including client-centered therapy, cognitive behavioral therapy (CBT), mindfulness, motivational interviewing, and solution-focused support.

Ready to get matched?

Start our short assessment
Specialties
Talk Therapy
States
New York
Languages
English
Takes insurance
Virtual visits
years experience