Dennis Valerstain, MD

Rebecca Johnson, LCSW, is a dedicated mental health professional with experience in a variety of settings. With a MSW from Louisiana State University and licensure in multiple states, she brings a well-rounded, evidence-based approach to therapy.

Rebecca’s work spans multiple roles across in and outpatient settings, with a strong focus on individuals facing substance use, domestic violence, and co-occurring conditions. At Lower Key Medical Center, she served as an inpatient social worker and the Intensive Outpatient Program (IOP) coordinator, where she provided crisis intervention, therapy, and groups. In her role as IOP coordinator, she managed IOP tracks, ensuring patients receive comprehensive psychotherapeutic support via group and individual therapy.

Previously, her work at the Guidance/Care Center molded her expertise in crisis response, relapse prevention, and intensive therapeutic interventions, in various settings. Finally, her work as a Clinical Counselor at the Children’s Home Society, working closely with parents involved in the child welfare system, providing therapy and court-informed treatment recommendations further solidified this knowledge.

Rebecca uses a person-centered and eclectic style, modalities such as Cognitive Behavioral Therapy, Dialectical Behavior Therapy, Internal Family Systems, and mindfulness-based. She believes in tailoring interventions to each client’s unique needs, fostering resilience and self-efficacy in their journey toward healing.

MassachusettsHolly James Corrigan, RN, MSN, PMHNP, is a board-certified psychiatric nurse practitioner committed to helping people navigate their mental health with skill and heart. She earned her BSN from Russell Sage College in 2009, her MSN from Massachusetts General Hospital Institute for Health Professions in 2016, and completed Psychiatry Redefined’s Fellowship in Functional and Integrated Psychiatry in 2025. Holly keeps current by attending top conferences, like the International Trauma Conference in Boston, ensuring she’s always at the forefront of her field.

Holly’s philosophy is simple yet powerful: care should fit the person, not just the diagnosis. She’s passionate about tackling complex issues—suicide prevention, C-PTSD, chronic depression, ASD, OCD—and advocating for underserved communities. For Holly, it’s about delivering real, meaningful support to those who need it most.

Her career began as a registered nurse in neurology, pediatrics, and emergency care, before she found her calling in psychiatry. Since then, she’s provided medication management and supportive psychotherapy in outpatient clinics and worked in inpatient units serving adults and adolescents.

Holly believes in patient-centered care based on the individual, rather than focusing only on a diagnostic algorithm. The first appointment will include a comprehensive psychiatric evaluation and a discussion about what your goals of treatment are. Pharmacological and therapeutic recommendations are both important elements of the treatment plan. Follow up appointments will be more concise, but may include various therapeutic modalities, medication changes, and supportive psychotherapy.

Dr. Patricia Klaine is an attending physician working at Talkiatry. She is board certified in adult psychiatry. After completing her training in adult psychiatry, she continued her education by completing a fellowship in consultation-liaison psychiatry, which enables her to treat patients with a variety of medical comorbidities confidently. Dr. Klaine focuses on medication management. She offers this in addition to supportive psychotherapy in 30-minute follow up visits. For some patients, it may be important to bring in additional psychotherapy for well-rounded care. Dr. Klaine received her medical degree from St. George's University in Grenada, and after that, she completed her training in general adult psychiatry at Maimonides Medical Center in Brooklyn, New York. She went on to complete a fellowship in consultation-liaison psychiatry at Mount Sinai Hospital in New York. After completing her training, she worked on an inpatient psychiatric unit before deciding to transition into outpatient psychiatric care. She looks forward to a collaborative relationship with her patients.

Dr. Rodriguez is a board-certified adult psychiatrist. He earned his medical degree from the David Geffen School of Medicine at UCLA and completed his residency at the University of Southern California. Dr. Rodriguez has experience working in a variety of settings, including inpatient, outpatient, community mental health, and correctional facilities.

Dr. Rodriguez specializes in treating depression and anxiety. He acknowledges that while medications can be necessary, they are not magic, and a holistic approach is essential for achieving mental health. With this understanding, Dr. Rodriguez spends time getting to know his patients, focusing on helping them achieve mental wellness rather than simply prescribing medications. When he became a doctor, he made a pledge to "do no harm." He takes this commitment seriously and only prescribes medications, especially those with addictive properties, when it is safe and clearly indicated.

The first one or two appointments focus on a thorough assessment to establish a provisional diagnosis, which is essential for effective treatment planning. Once this initial diagnosis is made, Dr. Rodriguez collaborates with his patients to develop tailored treatment recommendations. During follow-up appointments, he actively listens to his patients and proposes adjustments to the treatment plan as needed.

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Dr. Cabrera is a board‐certified psychiatrist with several years of experience working with an ethnically and culturally diverse population in outpatient, inpatient, and psychiatric emergency room settings. Most recently, Dr. Cabrera practiced privately treating adults with a wide range of mental illnesses both in person and via telepsychiatry. Prior to this, she was an attending psychiatrist in the outpatient department and in the Comprehensive Psychiatric Evaluation Center at Mount Sinai Beth Israel where she also served as Associate Training Director of Psychiatric Residency Training. Dr. Cabrera has a strong background in psychopharmacology and supportive and psychodynamic psychotherapy.

Deborah Bearman, PMHNP, is a board-certified psychiatric nurse practitioner who is dedicated to helping those struggling with mental health concerns to live a more fulfilling life. Deborah received her Master of Science in Nursing with a specialty in psychiatry from SUNY Upstate Medical University. She is trained in psychiatric diagnosis, medication management, and psychodynamic and cognitive behavioral therapies. Over the past 10 years, she has gained valuable experience in a number of settings, including inpatient and outpatient facilities, community mental health clinics, and private practice. Deborah is devoted to addressing adult mental health from a holistic perspective, utilizing a combination of medication management with supportive counseling, which she offers during 30-minute follow up sessions. While she focuses on medication management, she believes most people benefit from therapy as well and has extensive experience in psychodynamic and cognitive behavior therapies. She also believes in providing psychoeducation to patients, families, and caregivers. As a psychiatric nurse practitioner, Deborah understands the value of the therapeutic relationship and the positive impact it can have on daily function. By working with patients to create comprehensive and effective treatment plans, Deborah supports her patients in living healthier and more satisfying lives.