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Our Staff

Dr. Randall Turner, D.O. – Medical Director / Psychiatrist

Dr. Randall Turner received his medical degree from Touro University Nevada College of Osteopathic Medicine and completed his Psychiatry Residency training at Loma Linda University. He’s board certified in Psychiatry and also in Addiction Medicine by the American Board of Preventive Medicine.

Dr. Turner is a founding member of the Progeny Psychiatric Group. He primarily works in general adult psychiatry, geriatric psychiatry, and addiction medicine. Everyday he strives to thoroughly understand human psychology and psychopathology with a hope to relieve suffering and foster the growth of those he treats.

Dr. Turner is a talented musician; he plays the guitar, piano, and drums. In his spare time, he also enjoys reading, bird watching, and traveling. He currently resides in Southern California with his wife and four children.

Dr. Sandra Labeeb, PsyD and Dr. Jolee Hibbard, PsyD – Clinical Psychologist Team

Dr. Sandra Labeeb and Dr. Jolee Hibbard, co-founders of Illuminate Psychological Services, are licensed clinical psychologists who specialize in psychological testing and treatment planning. They have over 15 years of combined experience providing psychodiagnostic and neuropsychological assessments in schools and universities, inpatient hospitals, outpatient therapy clinics, and community mental health settings. In addition, our psychologists have worked with a variety of age ranges and diagnoses, including substance abuse, bipolar and related disorders, depression, anxiety, psychoses, autism, and trauma/PTSD. Together, they published a case study assessing effective treatment modalities for the treatment of trauma and posttraumatic stress disorder.


Both Dr. Labeeb and Dr. Hibbard have extensive training and experience working with individuals and families in conducting full psychological evaluations that provide diagnostic clarification and insight into the individual’s personality and cognitive functioning. They take into consideration each individual’s unique concerns and select a comprehensive set of batteries that are tailored to meet their specific needs. Dr. Labeeb and Dr. Hibbard are both passionate about developing assessments that guide the treatment process and are excited to bring this service to Casa clients.

Sandi Fontana, MA, LMFT – Clinical Director

Sandi Fontana has led the clinical team at Casa Recovery since 2014. She has extensive experience working with individuals and families struggling with trauma, anxiety, depression, substance abuse, personality and mental health disorders. She also has extensive experience working with those with co-occurring disorders and with families.

Sandi carefully guides the clinical team to strive for excellence in the continuity of care for all Casa Recovery clients and promotes awareness of individual needs by fostering open communication. She encourages clients to gain personal insight by increasing self-awareness and emphasizing existing strengths in an effort to guide them in experiencing a more happy life. Sandi has a passion for collaborating with clients and helping them rebuild family relationships and spearheads our Family Program at Casa Recovery.

Sandi received a Master’s degree in Clinical Psychology, with an emphasis in Marriage and Family Therapy from Pepperdine University. She also has advanced training in Somatic Experiencing® and is also a Certified 200-hour Yoga Instructor.

Eric Foti, AMFT, CADC-II, ICADC – Therapist

Eric Foti has worked in the behavioral health field since 2002 and has worked in all facets of inpatient and outpatient treatment including county psychiatric facilities, private residential treatment programs and intensive outpatient programs.

Eric specializes in treating substance abuse, trauma, and clients with dual-diagnoses. Eric uses his wealth of knowledge and experience incorporating a variety of modalities and approaches in his practice including mindfulness-based cognitive therapy, psychodynamic therapy, EMDR, and existential therapies. With the proper guidance, Eric believes an individual has the ability to heal oneself through self-awareness and introspection.

Eric Foti received a Master’s degree in Psychology from California Southern University. He also has advanced training in EMDR and is also a Certified Alcohol Drug Counselor (CADC-II, ICADC).

Diana Tuttle, MA, LMFT – Therapist

Diana Tuttle has extensive experience working in treatment programs and in private practice working with clients with trauma, post-traumatic stress disorder, anxiety, depression, substance use disorders, bipolar disorder, personality disorders, as well as family and couples conflict.

Diana specializes in trauma recovery and trauma-focused interventions utilizing EMDR, Trauma-Focused Cognitive Behavior Therapy (TF-CBT), Mindfulness and Somatic Experiencing®. In her approach, Diana practices from a person-centered, strength-based, non-pathological approach helping clients to create their desired change through building a relationship of safety and trustworthiness, emphasizing choice, collaboration, and empowerment.

Diana received a Master’s degree in Marriage and Family Therapy from Alliant International University, California School of Professional Psychology in Irvine, and is currently completing her PsyD degree. She has advanced training in EMDR, Trauma-Focused Cognitive Behavior Therapy (TF-CBT), Cognitive Behavior Therapy (CBT) from the Beck Institute, Music Therapy and Guided Imagery.

Shanel Castrejon, MA, LMFT – Therapist

Shanel Castrejon has been working in the mental health and public health fields since 2005. She has extensive experience working with individuals with trauma, mood and anxiety disorders, substance use disorders, personality disorders, as well as developmental disorders. Shanel utilizes an eccentric approach incorporating Cognitive Behavioral Therapy (CBT) and Trauma-Focused Cognitive Behavioral Therapy (TF-CBT), Attachment therapy, Somatic Experiencing®, EMDR, Strengths-Based Therapy, and Client-Centered Therapy.

Shanel received a Master’s degree in Marriage and Family Therapy from California Southern University. She has advanced training in EMDR and Trauma-Focused Cognitive Behavior Therapy (TF-CBT) and also extensive training in Art Therapy and domestic violence.

Cathryn Kruger, APCC – Therapist

Cathryn Kruger has worked in the behavioral health field since 2019. She has worked in a variety of treatment settings working with clients with trauma, substance use disorders and mental health diagnoses. As a mental health therapist as well as a movement therapist, Cathryn is passionate about helping clients create psychic shifts through embodied experiences.

Cathryn specializes in working with trauma and PTSD. She utilizes somatic tools to offer every client a creative way to express and integrate psychological, experiential and emotional content through the mind-body connection. Cathryn’s approach is holistic and client-centered, inspired by positive psychology and humanistic theory.

Cathryn holds a masters of arts in mental health clinical counseling with a specialization in expressive arts therapy from Lesley University. Cathryn is a registered dance movement therapist (R-DMT), a Certified Yoga Therapist (C-IAYT) as well as a Registered Drug and Alcohol Technician (RADT-T).

Ian Baer, CADC-II, IS – Case Manager

Ian Baer has been working in the mental and behavioral health field since 2013 and has extensive experience working in treatment programs as well as in private practice working with both individuals and families.

Ian specializes in treating substance use disorders which is often present in the primary work we do at Casa Recovery in treating mood and anxiety disorders and trauma resolution. As a Case Manager, Ian provides validation, constructive feedback and support in helping clients achieve their short and long term goals. As well, Ian ensures client’s needs are met throughout their treatment experience and they are ready for their next step after treatment.

Ian received a degree in Chemical Dependency Counseling from Centaur University and is a Certified Alcohol Drug Counselor (CADC II). Ian also has advanced training as an Intervention Specialist. He has a passion for helping those who struggle with addiction and mental health concerns and is launching a non-profit to provide resources and access to treatment options for anyone in need. The non-profit also provides advocacy for education and awareness on these important issues facing our community.

Eva Norton, MSW – Case Manager

Eva Norton has over 10 years of experience working with culturally diverse families and individuals in various social work settings including outpatient mental health, vocational rehabilitation, educational mentoring for young adults, veteran healthcare as well as homeless prevention.

Eva specializes in working with depression, anxiety, bipolar, trauma and PTSD. She offers trauma-informed care by empowering clients to be resourceful, to take action through decision making and by encouraging accountability. She aims to help clients learn to analyze and resolve issues and change behavior through deep exploration of identity and self-esteem, utilizing past experiences and an understanding of emotions. Eva promotes a holistic approach to recovery, helping clients to improve their coping skills and increase their capacity for developing satisfying relationships with themselves and others.

Eva Norton received her BSW with a concentration in Psychology in 2014 and MSW with a focus on Community Organization and Leadership from University of Wisconsin-Milwaukee in 2018. Eva is actively pursuing licensure to become an LCSW.

Kevin Conlon, MS, CADC-III – Program Manager

Kevin has been working in mental health and substance abuse treatment since 2013, working with the Casa Recovery Family since 2016. Kevin has vast experience and expertise working with diverse populations, families and diagnoses including depressive disorders, substance use disorders and men’s issues.

As Program Manager at Casa Recovery, Kevin blends professional experience and clinical expertise to support client growth within the program. He believes that no matter their story, every client has a right to develop their resilience, find their strengths, and uncover their path to healing while receiving compassionate understanding, structured support, and skilled care at Casa Recovery.

Kevin earned a Master of Science Degree in Counseling from the California State University, and is actively pursuing licensure to become an LMFT.


Dr. Lori Bohn, RN, BSN, DC – Director of Nursing

Dr. Bohn has over 20 years of experience in natural medicine. She is passionate about merging conventional medicine with functional, integrative medicine in order to achieve optimal results for each client. Through her experience she has recognized the importance of biochemical imbalances that can be related to neurology and trauma and how an individual functions. Her goal with each client is to correct core metabolic imbalances that can prevent or resolve symptoms and allow the body to find its own rhythm in order to heal.

For over 20 years, Lori has specialized in women’s issues as well as men and women’s health from an integrative medicine approach. Her approach is also very individualized, focusing on the underlying causes and chronic symptoms, which may include mental health issues rather than treating one symptom at a time with medication.

Dr. Bohn received her Bachelor’s in Nursing (BSN) from Wayland Baptist University and is finalizing her Master’s as a Psychiatric Mental Health Nurse Practitioner (MSN) from Herzing University. She also has a certification in Functional Medicine through the Institute for Functional Medicine and is currently a part of a fellowship program in Integrative Psychiatry. Dr. Bohn has a bachelor’s degree in Sociology and Communication as well as a Chiropractic Doctorate degree from Life Chiropractic College West. Lori has advanced training in chiropractic techniques including the Webster Technique, Chiropractic BioPhysics (CBP), and the Sacral Occipital Technique (SOT).

Michael Clark, PA – Physician Assistant

Michael received a B.A. in Psychology from the University of Tennessee. He received his Master’s of Health and Science from the University of South Alabama where he belonged to the Alpha Theta Chi Honor Society. Michael is certified through the National Commission of Certification of Physician Assistants. Michael is a member of the California Academy of Physician Assistants and the American Academy of Physician Assistants.

Michael cares for the psychiatric needs of patients with an emphasis on communication to ensure each patient is thoroughly assessed. He works closely with our medical team to ensure any concerns are met.


Sean Treacy – Director of Business Development/Admissions

Sean brings to CASA his years of business knowledge and sales experience. He studied business and finance at The Ohio State University. Sean’s talents have given him the opportunity to oversee both the business development and admissions efforts at CASA Recovery. Sean possesses the patience, understanding, and compassion needed to assist those struggling in finding the help that is most appropriate for their individual needs

“My prayer is that I can help those calling to make the decision to change and guide them on their own journeys towards healthy, happy and fulfilling lives.”

Tiffany Congelliere, MBA – Marketing & Outreach Manager

Tiffany brings 10 years of experience and a deep understanding of business and marketing to her role as Manager of Marketing & Outreach. Having worked in a variety of industries, Tiffany is happy to have found her passion in the mental health sector. Not too surprising, as her father is a Clinical Psychologist and her mother is a Registered Nurse.

Tiffany earned her master’s degree in business administration from Chapman University in Orange, CA. She has a passion for professional and personal development and continues to pursue additional training in the field of psychology. Her current educational endeavors include professional training in Somatic Experiencing.


Nesreen Khouraki, RD – Registered Dietitian

Nesreen has a passion for helping guide individuals to a healthy relationship with food and the body by utilizing intuitive eating, as well as a HAES-aligned and trauma-informed approach. She has extensive experience working in various treatment settings from inpatient to outpatient and with individuals with mental health disorders, substance use disorders, and eating disorders including those struggling with body dysmorphia, chronic dieting, emotional eating, over-exercisers and a wide range of other disorder eating behaviors.

Nesreen earned both her Bachelors and Masters of Science in Nutrition and Dietetics from California State University, Long Beach and is a Registered Dietitian.

Celeste Seiler, CMT – Massage Therapist

Celeste describes CASA Recovery’s approach to rehabilitation as revolutionary and holistic. She has been a firsthand witness to the overwhelming effects of addiction not only on the mind and body but the spirit. She is the owner of ‘A Touch of Heaven Massage and Holistic Healing’ and aims to use detoxification massages, Ayurvedic techniques, Oriental techniques, and nutritional therapy to help those struggling with addiction. Her massages relieve pain, restore proper bodily functions, and ultimately help clients reconnected with their bodies.

Courtney Parkyn, E-RYT 500 – Yoga & Meditation Instructor

Courtney was introduced to yoga when she was 17. Even though she was an athlete all her life, what she was drawn to most about yoga was the spiritual component. When she was 24 years old after struggling with mental health, alcohol abuse and eating disorder issues, she enrolled in treatment. Yoga had always helped lessen her anxiety and helped her feel more calm and it was while she was in treatment that she was inspired to teach yoga. Courtney finished her first yoga teacher training in 2008 and has been teaching ever since. She has continued to complete advanced training in areas of yin yoga, meditation, yoga nidra, vinyasa karma, Thai yoga massage, ayurveda, kundalini, anatomy, and alignment among others. Courtney is also a teachers teacher, having led yoga teacher training for many years including at the notable YogaWorks.

Courtney believes that each class that she has taught, each practice that she has done, and each student she has encountered, have all helped her to become the teacher, the student, and the person that she is today, and she feels grateful for the road the practice of yoga has taken her, including being able to teach in treatment, where her teacher story began.


Krishna Jessick – Founder & Owner

Krishna has spent over 20 years in the field of mental health and substance use recovery, having helped in the creation and development of several other treatment programs in Southern California before choosing to start Casa Recovery on her own. She studied Human Services at Saddleback College and served as an educator for and member of the California Association for Alcohol/Drug Educators (CAADE). She also trained in Relapse Prevention, Crisis Intervention, Denial Management, Primordial Sound Meditation, and Recovery Coaching.

Over the last 11 years she and her clinical team have transformed Casa Recovery from a small primary substance abuse treatment program to one of the leading mental health treatment programs in the country. The integrated program at Casa now embraces intensive individual and family therapy, evidence-based and holistic modalities, psychological testing and psychiatry to work together to treat chronic behavioral health issues under one roof. This comprehensive approach to mental health care, perfected at Casa Recovery, is now a model for programs nationwide.

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