Chico, CA

Medical and Clinical Team

Medical Team

Ahmed Abouesh,

CEO & Medical Director

Ethan Ittner,


Lynn J. Gamble,

Nurse Practitioner

Clinical Team

Debra Moreland, APCC

Lead Clinician

Rebecca Williamson, LMFT


Jasmine Madera, APCC


Ahmed Abouesh, MD

Dr. Abouesh is board-certified by the American Board of Psychiatry and Neurology. He graduated from medical school in Cairo, Egypt, and completed his psychiatric residency at the University of Virginia and a forensic fellowship at UCLA.

Dr. Abouesh has been involved in multiple psychiatric research studies, published articles in peer review journals, and presented at numerous scientific conferences in the United States. He holds memberships in the American Medical Association and the American Psychiatric Association and other professional organizations.

Psychiatrists like Dr. Abouesh form the backbone of the care at Therapeutic Solutions. His excellence in the field allows him to serve patients of all backgrounds and diagnoses. Our team is proud to call Dr. Abouesh a teammate and a colleague.

Ethan Ittner, DO

Dr. Ittner attended Western University of Health Science for his doctorate in osteopathy. Over the years, Dr. Ittner has helped thousands of patients struggling with various conditions. He finds the challenges in his job extremely compelling and always seeks to provide interpersonal support to his patients. Dr. Ittner aims to give his patients guidance on their path to good mental health and instill hope in their future.

When patients come to Dr. Ittner, they get a kind, patient listener who sees through façades and works closely with them to overcome their obstacles. He believes mental health care is a team approach, which includes the patient getting a seat at the decision-making table.

Dr. Ittner finds it a pleasure to practice psychiatry. He loves that it is always challenging and never boring to him. He believes it is his purpose as a guide to help people towards a mental health state that aligns with their ultimate goals. He values creating connections with patients and helping them find a purpose even when life can seem purposeless.

Dr. Ittner approaches problems from an internal view of working with his outlook and an external approach of medicines, providing multifaceted care.

Lynn J. Gamble, PMHNP-BC, MSN

Lynn J. Gamble is a psychiatric-mental health nurse practitioner with 40 years of experience in the mental health field. She attended Pennsylvania State University for her bachelor’s degree in nursing, Duquesne University for her master’s degree in nursing and her Post Master Certificate in forensic nursing, and Drexel University for her Post Master Certificate as a Psychiatric Mental Health Nurse Practitioner.

She holds RN and NP licenses in California, Idaho, Ohio, and Pennsylvania and has ANCC certification as a Psychiatric Mental Health Nurse Practitioner and Psychiatric Mental Health Registered Nurse. She is a member of the International Association of Forensic Nursing, National Association of Black Nurses, and American Psychiatric Nurses Association.

Ms. Gamble has worked with developmentally delayed individuals, adolescents mental health, adult mental health, geriatric mental health, forensic population with mental health and restoration to competency individuals, and sexually assaulted individuals. When treating patients, she always lets them know she cares for their wellbeing, and that she is there to assist in their mental health healing journey and process.

Debra Moreland, APCC

Debra Moreland graduated from California State University, Chico with a bachelor’s degree in psychology (major) and a minor in political science. She attended Hawaii Pacific University for graduate school and earned a master’s degree in psychology in professional clinical counseling to become an APCC. She is currently working towards her licensure.

Debra has experience working with substance abuse, child and adolescent intensive in-home therapy, psychiatric emergency services, moderate to severe mental health (schizophrenia, bipolar, PTSD, etc.), forensics, personality disorders, telehealth, hospital settings, individual therapy, family therapy, and group therapy.

Rebecca Williamson, LMFT

Rebecca Williamson is a Licensed Marriage and Family Therapist who has worked in her field for over 15 years. Rebecca received her bachelor’s degree in social work from California State University, Chico and her master’s degree in counseling from California State University, Fullerton. She is a member of the California Association of Marriage and Family Therapists.

She worked in the field of foster care as a social worker for 9 years. During that time, she was able to work with a diverse clientele providing therapeutic services for families reunifying with their children as well as adoptive and foster parents. She started her own private practice in 2018 and enjoyed providing individual therapy, family therapy and working with teenagers. She also provides clinical supervision for interns and has been working at Therapeutic Solutions as a clinician since 2019, where she enjoys providing group therapy.

Rebecca specializes in trauma informed care as well as Dialectical Behavioral Therapy.

Jasmine Madera, APCC

Jasmine Madera attended California State University, Chico and received a bachelor’s degree in child development before attending San Diego State University and receiving a master’s degree in early childhood mental health.

Jasmine has worked with children of all ages ranging from 0-18. Before becoming a part of the Therapeutic Solutions team, she was a residential counselor at a level 12/14 residential treatment center for children in San Diego. While continuing to work there, she also worked at Rady Children’s Hospital providing therapy to children ages 0-5. After moving back to the Chico area, she continued to work with families and children providing individual and family therapy.

Jasmine is focused primarily on trauma in children.