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MEET OUR CLINICAL TEAM

Clinical Team

Dr. Jeffrey Simon

Medical Director

Psychiatrist | Addiction Psychiatry | Child & Adolescent Psychiatry | Adult Psychiatry

Dr. Jeffrey Simon is a psychiatrist with specialized training in addiction, child and adolescent, and adult psychiatry. A native of the New Jersey and Greater Philadelphia region, he brings extensive multidisciplinary training and experience in treating complex psychiatric and addiction disorders across all age groups.

Dr. Simon completed his General Psychiatry Residency at LSU/Ochsner Medical Center in New Orleans, where he served the community following Hurricane Katrina during a critical shortage of psychiatric services. He subsequently pursued advanced training in Child & Adolescent Psychiatry at Mount Sinai Medical Center and UMDNJ–Robert Wood Johnson Medical School, followed by an Addiction Psychiatry Fellowship at Dartmouth Medical Center.

With expertise spanning multiple areas of psychiatry, Dr. Simon is equipped to address a wide range of mental health and addiction-related challenges.

Professional Affiliations

Dr. Simon maintains professional affiliations with several leading medical and mental health organizations, including:

  • American Psychiatric Association

  • American Academy of Addiction Psychiatry

  • American Academy of Child & Adolescent Psychiatry

  • American Medical Association

  • New Jersey Psychiatric Association

  • National Alliance on Mental Illness (NAMI)

Ashley Massimino

Clinical Coordinator

Ashley is a compassionate and dedicated mental health and recovery professional with 11 years of experience supporting individuals through various stages of their recovery journey. She is passionate about creating a supportive and welcoming environment where clients feel valued, understood, and empowered. Ashley believes that meaningful connections and individualized support are essential to helping individuals reach their goals. In her role as Clinical Coordinator, she is committed to advocating for clients, coordinating quality care, and helping ensure each individual has the support and resources needed to move forward in their recovery. 

Ann Nampaso

Therapist

A Board-Certified Psychiatric-Mental Health Nurse Practitioner, she brings more than six years of psychiatric and behavioral health nursing experience to her counseling role at Holgate. Her clinical background includes acute psychiatric care, crisis intervention, suicide prevention, and comprehensive mental health treatment.

She believes effective psychotherapy begins by meeting each client where they are. Her approach is compassionate, collaborative, and grounded in respect for each person’s experiences, strengths, and goals. Through supportive psychotherapy, therapeutic interventions, and client and family psychoeducation, she helps clients explore challenges, strengthen coping strategies, and build greater emotional resilience.

She is dedicated to creating a safe, supportive, and nonjudgmental environment where clients feel heard and understood. Her goal is to help each person make meaningful progress toward improved emotional well-being and personal mental health goals.

Nwadike Nwakanma

Psychiatric Nurse Practitioner

Nwadike Nwakanma, PMHNP-BC, APN is a dedicated and compassionate psychiatric mental health nurse practitioner committed to delivering evidence-based, individualized care. She combines clinical expertise with a patient-centered approach to support mental wellness, promote recovery, and empower patients to achieve meaningful, lasting outcomes.

Nicole Potenza

Primary Therapist

Nicole is a compassionate Licensed Social Worker with extensive experience in trauma informed care, co-occurring mental health disorders and addiction recovery. With a foundational belief that healing is not one size fits all, Nicole is committed to meeting clients exactly where they are and ensures a safe, non judgemental environment for growth, resilience and change.

Having worked across diverse clinical settings with different populations including veterans and first responders Nicole brings a holistic approach to therapy. With a focus on evidence based practices such as Cognitive Behavioral Therapy (CBT), Dialectical Behavioral Therapy (DBT), Motivational Interviewing (MI) and trauma informed care, all tailored to meet the unique needs of each client. Her dedication to clients’ well being allows for a therapeutic alliance built on trust, empathy and empowerment prioritizing each individual’s autonomy and voice throughout the healing process.

With a strong belief in resilience Nicole is not only a therapist but a dedicated advocate for hope, healing and transformation. Her goal is to ensure every client feels seen, heard and supported as they navigate the path to emotional wellness.

Pablo Valdez

Primary Therapist

Pablo V. is a Licensed Associate Counselor who takes a warm, collaborative, and practical approach to therapy. He helps clients better understand their thoughts, emotions, and behaviors while developing healthy coping skills and working toward meaningful personal goals. His approach draws from CBT, DBT, and Motivational Interviewing, with an emphasis on meeting clients where they are while supporting growth, accountability, and lasting change.

Jean Morgan

Therapist/Case Manager

Jean Haig Morgan, M.A., MSW, LSW, is a licensed social worker with over 20 years of comprehensive experience across the mental health, medical, educational, and legal sectors. Holding advanced degrees in Social Work and Educational Administration from Temple University and Rowan University, respectively, she has served in a wide range of impactful roles—from school social worker to principal and director of special services. In addition to her academic and professional background, Jean holds certifications in family mediation, divorce mediation, and crisis intervention. Throughout her career, she has remained deeply committed to supporting the emotional and psychological well-being of her clients, whether guiding families through the complexities of divorce or helping individuals manage acute mental health challenges.

Currently practicing as an individual and family therapist, Jean is known for her compassionate, culturally sensitive approach and her ability to effectively support clients in crisis. Her extensive and varied experience allows her to stay calm under pressure and provide targeted, responsive care in high-stakes situations, including psychiatric and behavioral emergencies. Whether working in-person or remotely, Jean brings a strong foundation in clinical practice, exceptional communication skills, and a deep sense of empathy.

Megan Hunter-Couram

Group Facilitator

Megan Hunter is a Licensed Clinical Social Worker with experience supporting children, adolescents, adults, and families across school, behavioral health, and hospital settings. She brings a practical, supportive approach to treatment, helping clients manage stress, anxiety, emotional regulation, family challenges, and life transitions while building healthier coping skills and greater confidence.