Our Awesome Staff

Appointments within 48-72 hours.
Call us at (610)572-9659

What We Do

We assist families in improving behaviors and self control, enhance emotional health and well-being, increase focus and organizational skills, develop social skills, heal from traumatic stress, cope with stress.

Our person-centered care includes spending time to formulate a treatment plan. We work together with our patients and include you in the decision-making process.

How We Do It

Your first step to wellness begins with an expert evaluation.
You will share your history, concerns and questions with the provider.

Medication is often a helpful option and our providers work with you to understand options including risks, benefits and alternatives.

What Sets Us Apart

BOOK AN APPOINTMENT ⟶

Personalized care

Every individual is unique, and so are their needs. We tailor our programs to fit each client’s emotional and social requirements.

Experienced Team

Our staff comprises seasoned professionals dedicated to guiding you through trauma recovery and effective stress management.

Community Focused

Meribah Clinic thrives in a nurturing community, ensuring a supportive environment for clients and their families.

The Team

“Talent wins games, but teamwork and intelligence win championships.”

Lilian Eusebio

Office Manager

Lillian is the Meribah Clinic Office Manager. She graduated from Borough of Manhattan Community College as a Criminal Justice student, where she took a few semesters focusing on mental health and substance abuse.
She has been working as an office manager for over 10 years and has gained a lot of experience in the field. She is responsible for overseeing the day-to-day operations of the office and ensuring that all office procedures are followed. She oversees office staff by setting schedules, enforcing compliance with HIPAA regulations, ensures electronic health care records are safe, and assists with medical authorizations.
She is a strong leader, motivator, and a reliable office manager and enjoys working with a diverse group of people. She is a highly organized and efficient individual who always has the best interests of the clinic patients.
Outside of work, Lilian loves to spend time with her girlfriend and family. Her favorite hobby is walking and listening to music. Lilian loves watching documentaries and discussing them with her friends.
“Attract what you expect,
Reflect what you desire,
Become what you respect,
Mirror what you admire”

Eileen Teyim

CEO

Dr. Eileen Teyim, DNP, FNP-BC, PMHNP-BC, is a dynamic, ANCC board certified Psychiatric Nurse practitioner and is a graduate of Desales University, Center Valley, PA.
Dr. Teyim strives to provide culturally informed and patient centered care tailored to each individual and values the meaningful connections made with her patients.
“My goal is to create an empathetic, nonjudgmental and accepting atmosphere. I promise to work with you diligently so you feel more like yourself by treating you as a whole person and helping you find your balance. I believe that treating a patient involves treating al aspects of the individual, not just the label of a particular diagnosis.”

She is dual certified as a Family Nurse Practitioner and a Psychiatric Mental Health Nurse Practitioner. This allows her to treat each patient with a holistic approach. She has extensive experience in dealing with diagnosis such as ADHD, Anxiety, Depression, Bipolar, Schizophrenia, Insomnia. She also offers weight loss services.

She has a treatment approach that is collaborative and specialized to the needs of each individual patient.

Eileen enjoys travelling, cooking and going for long drives with her husband and three children.

Renae DeFreitas

MSN, FNP-BC, PMHNP-BC

Renae is an ANCC board-certified psychiatric nurse practitioner with an additional board-certification as a family nurse practitioner.

Renae is a graduate of both DeSales University and Wilkes University and is passionate about providing empathetic, individualized care to her patients. Utilizing her background in both family and psychiatric health, she approaches her patients in a compassionate and holistic manner.
She encourages open discussion with patients to determine their needs and goals for treatment, and she incorporates each patient in their treatment plan to assist them in achieving healthier, balanced lives.
She provides mental health services to individuals ages six and above and treats Anxiety Disorders, Major Depressive Disorder, ADHD, OCD, PTSD, Bipolar Disorders, among others. Being a part of the community, she also specializes in working with LGBTQIA+ individuals and strives to provide a welcoming, non-judgmental environment for all who seek assistance with their mental health.
She enjoys spending time with her wife and two cats, traveling, hiking, kayaking, and settling in with a good book.

Amber DeGezelle

MSN, PMHNP-BC

Amber is a licensed Psychiatric-Mental Health Nurse Practitioner (PMHNP), ANCC board certified.

With experience in both outpatient and inpatient psychiatric care, Amber is dedicated to helping individuals improve their mental health and overall quality of life. Amber’s approach is holistic, focusing on the physical, emotional, and social aspects of each patient’s well-being. 
She treats a wide range of common diagnoses, including depression, anxiety, bipolar disorder, ADHD and others.  Her goal is to provide a safe, supportive environment where patients feel heard, valued, and empowered to manage their mental health.

Outside of her professional life, Amber enjoys spending time with family and friends, hiking, and experimenting with new recipes in the kitchen.

Dr. Afanwingong Lafon

DNP, PMHNP, AGNP

Dr. Afanwingong Lafon holds a Doctor of Nursing Practice (DNP) degree from Wilmington University and is an ANCC board-certified psychiatric mental health nurse practitioner (PMHNP) and adult-gerontology nurse practitioner (AGNP). She received her Master of Nursing from Maryville University and her Post Masters from the University of Texas Rio Grande Valley.

Dr. Lafon endeavors to provide individualized, patient-centered and for each individual’s mental health goals as well as helping them achieve a full life while incorporating cultural awareness in each individualized care and plan.
Her dual certification in psychiatric mental health and adult-gerontology allows her to attend to each patient utilizing a holistic approach. She provides psychiatric evaluations and medication management with particular attention to individual needs, including each patient’s personal history, specific context, stressful or traumatic life experiences or circumstances, and particular concerns about or fears of medications. She approaches each patient with patience, warmth, understanding, and helpful explanations that facilitate treatment and the patient’s sense of comfort and trust. She uses the holistic approach of listening and educating the patient before resorting to medication.
She treats various mental health concerns, including Schizophrenia, Bipolar Disorder, Depression, Anxiety, PTSD, Eating Disorders, OCD, and ADHD, among others. She provides mental health services to individuals six years old and above. She strives to provide an accepting, judgment-free environment for all seeking mental health help.
She is flexible and integrative in meeting her patients’ needs and desired outcomes. She is enthusiastic about applying her experience and compassion to clients as they address issues to improve their quality of life and attain a sense of fulfillment. Her primary focus is providing honest communication and quality resources for all involved with her patients.
Afanwingong loves spending time with her husband, kids, family, and friends. She also enjoys traveling, exploring different cultures, new foods, music, dancing, cooking, baking, and a good movie.

Dr. Dafnee Gilles

DNP, PMHNP-BC

Dr. Dafnee Gilles, DNP, PMHNP-BC, is an ANCC board-certified Psychiatric–Mental Health Nurse Practitioner with over 20 years of diverse experience in the American healthcare system. She has practiced across a wide range of clinical settings, including inpatient and outpatient care, gaining deep insight into population health, healthcare delivery systems, and the role of emerging technologies in addressing complex mental health needs.

Dr. Gilles earned her Bachelor of Science in Nursing from Capella University, followed by a Master of Science in Nursing with a specialization in Psychiatric–Mental Health and a Doctor of Nursing Practice from Walden University. Her extensive education and clinical background allow her to provide thoughtful, evidence-based care across the lifespan.

A strong patient advocate, Dr. Gilles is known for her patient-centered and culturally sensitive approach to treatment. She believes that effective communication is the foundation of healing and patient engagement. As a multilingual provider fluent in English, Haitian Creole, French, and Spanish, she bridges communication gaps and builds meaningful therapeutic relationships with individuals from diverse cultural backgrounds.

Dr. Gilles treats a wide range of mental health conditions, including anxiety, depression, OCD, PTSD, ADHD, bipolar disorder, and schizophrenia, among others. She is deeply passionate and empathetic, creating a stable, safe, and trusting environment where patients feel heard, respected, and supported. Through active listening and collaboration, she delivers individualized care tailored to each patient’s unique needs.

In her personal time, Dr. Gilles enjoys spending quality time with her family, traveling, and exploring nature—activities that help ground and inspire her both personally and professionally.

Sarah Swiderski

MSN, CRNP, PMHNP

Sarah is an ANCC board-certified psychiatric nurse practitioner distinguished by more than two decades of dedicated service in the healthcare industry. She earned her Bachelor of Science in Nursing from Misericordia University, followed by a Master of Science in Nursing from Wilkes University, specializing in psychiatric mental health. Her extensive clinical experience spans both inpatient and outpatient settings, where she has provided compassionate, evidence-based care to a diverse clientele.
Sarah treats a wide range of mental health concerns, including ADHD, depression, anxiety, bipolar disorder, schizophrenia, obsessive-compulsive disorder (OCD), post-traumatic stress disorder (PTSD), eating disorders, and more. Sarah is committed to creating collaborative, individualized treatment plans that empower her patients and promote holistic well-being.
Known for her approachable demeanor and deep clinical knowledge, Sarah is passionate about supporting individuals on their mental health journeys. She remains at the forefront of psychiatric nursing practice by integrating the latest research and therapeutic modalities into her work, ensuring the highest standard of care for every patient she serves.
In her personal time, Sarah enjoys spending time with her family, traveling, cooking, listening to music, and taking care of her small farm and chickens.

Scroll to Top