Felicitas Koster, DO

Staff Psychiatrist
Languages
English
Conditions Treated
Medication Management

Education and training

  • A.T. Still University, Kirksville College of Osteopathic Medicine Medical Doctor/Osteopathic Doctor (MDDO)

Get to know

Felicitas Koster, DO

Dr. Koster is board certified in psychiatry and forensic psychiatry. After completing her medical education, residency, and fellowship, she started working on a Forensic Assertive Community Treatment (FACT) team, followed by working at a community hospital. She then transitioned to a clinic serving patients who were determined severely mentally ill (SMI). Dr. Koster has been involved with teaching residents and working within an academic institution. Dr. Koster is a Fellow of the American Psychiatric Association, a member of the American Academy of Psychiatry and the Law and the American Osteopathic Association. Dr. Koster enjoys working with people of diverse backgrounds and experiences. She uses a culturally sensitive and holistic approach in the evaluation and treatment of brain health conditions. She believes in a team approach and her patients' active participation in treatment planning. She incorporates a variety of modalities in her treatment that can include medications, personal medicine, psychotherapy, mindfulness, and lifestyle changes. Dr. Koster specializes in psychopharmacology and believes in using medications when indicated at the lowest effective dose to minimize the risk of side effects. She is experienced in treating depression, bipolar disorder, anxiety disorders, OCD, PTSD and schizophrenia. If Dr. Koster believes you would benefit from additional therapy, she will collaborate with your therapist to achieve the best outcome.

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Sophie Weinberg, MD

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Dr. Sophie Weinberg is a compassionate and deeply dedicated physician, dually board-certified in Child, Adolescent, and Adult Psychiatry. Her journey through medicine has been shaped by rich and diverse training—completing her General Psychiatry residency at Maimonides Medical Center in Brooklyn, NY, and her fellowship in Child and Adolescent Psychiatry at Nassau University Medical Center in Long Island, NY.

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Her treatment model includes thoughtful, personalized medication management, with generous 30-minute follow-up sessions to ensure care is never rushed and always attuned to the patient’s evolving needs. When appropriate, Dr. Weinberg may gently recommend the added support of a therapist, recognizing that healing is often a shared and layered journey.

With a heart rooted in empathy and a mind guided by clinical excellence, Dr. Weinberg walks beside her patients on the path to well-being—honoring their resilience and helping them rediscover their wholeness.

Stephanie Jarvie, MD

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Dr. Stephanie Jarvie is a board-certified psychiatrist and has been practicing for over eight years. Stephanie completed her Bachelor's degree at the University of Bristol in her native United Kingdom. She attended Saint George's University school of medicine in Grenada and completed her residency training in psychiatry at New York Medical College Metropolitan Hospital in NYC, New York. As chief resident, Dr. Jarvie learned to balance her clinical experience with organizational duties and scholarly activities. She has played a crucial role, both clinically, and has been a part of multi-disciplinary treatment teams. More recently, she has been an inpatient clinical psychiatrist at Banner University medical center in Arizona and has served as an assistant professor of psychiatry at the University of Arizona for four years. Stephanie is from Edinburgh, Scotland. Her studies and training have taken her on a journey from the United Kingdom and the Caribbean to New York City and Arizona. She uses her exposure to diverse patient populations from around the world to help with her clinical skills and treatment plans. Dr. Jarvie has a wealth of knowledge and experience in treating a diverse range of psychiatric disorders such as major depression disorder, anxiety, bipolar spectrum disorder, and post-traumatic stress disorders. Dr. Jarvie's practice focuses on medication management. She offers this in conjunction with supportive therapy in 30-minute follow-up. She works collaboratively with patients to develop individualized treatment plans to help them achieve their goal, which may include medication management, lifestyle interventions, and stress reduction techniques. Dr. Jarvie believes that additional therapy may be necessary and asks that you bring a therapist into your care team to provide the best outcome.

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Alexia Ford, LCSW

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Alexia Ford is a Licensed Clinical Social Worker with over 20 years of experience in various aspects of mental health and co-occurring disorders. She obtained her MSW from Clark Atlanta University (Atlanta, GA.) and later obtained her MDiv and MPT from Columbia Theological Seminary (Decatur, GA.).

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Alexia prefers to work with adult age to geriatric age clients and couples using strengths-based and affirming perspectives. She uses several modalities, such as, CBT, ACT, IPT, BA, Solution Focused therapy, Client centered therapy, Mindfulness, meditations, breathing exercises, positive affirmations, spirituality, bereavement, existential concerns and other appropriate evidenced based approaches and interventions. Alexia is a “movie and series buff” and will often incorporate movie scenes, themes and character traits to add to discussion and use to demonstrate examples of behaviors and consequences.

Rachael Nelson, MD

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Dr. Nelson is a board-certified psychiatrist who attended the University of Iowa Medical School and completed her psychiatry residency and child and adolescent psychiatry fellowship at Walter Reed National Military Medical Center.  She has extensive experience treating active-duty service members, family members of active duty and the veteran population.  She feels comfortable working with a wide range of age groups and enjoys treating challenges with anxiety, mood, sleep, and concentration.

Dr. Nelson believes that the key to success in mental health care is being able to establish a trusting and open relationship between psychiatrist and patient.

While initial sessions include the need to gather background information about the patient overall as well as the symptoms of concern, subsequent sessions are focused on learning the impact of the treatment.

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Specialties
Medication Management
States
California
Arizona
New York
Languages
English