Ioana Horotan-Enescu, DO

Melissa Sims, MSN, APRN, PMHNP-BC, is a board-certified psychiatric mental health nurse practitioner who is passionate about delivering high-quality, compassionate, and comprehensive mental health care. She earned her Master of Science in Nursing from the University of Alabama at Birmingham in 2022 and has since worked in both community mental health and correctional settings.

Melissa takes a collaborative approach to care, working closely with other mental health professionals, medical providers, families, and relevant support systems to ensure well-rounded treatment. She emphasizes a patient-centered, individualized approach, combining medication management with psychotherapy to meet each person’s unique needs.

Patients working with Melissa can expect a thorough evaluation, accurate diagnosis, and a personalized treatment plan tailored to their mental health goals. One of her core priorities is to empower individuals to make informed decisions about their care by providing education grounded in research, evidence-based practices, and clinical experience.

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Dr. Amy Prince is a board-certified adult psychiatrist who graduated from SUNY Downstate Medical Center and completed her residency training at UMass Medical Center, where she served as chief resident during her final year. Dr. Prince has worked with patients in a variety of treatment settings, including inpatient, partial hospital programs, community mental health centers, and outpatient. Dr. Prince believes that integrating therapy, psychopharmacology and lifestyle modifications can lead to the greatest gains in emotional wellness. She believes that working collaboratively with patients leads to the best outcome. Dr Prince has worked with a diverse patient population, but especially enjoys working with patients with mood disorders, anxiety, and ADHD. Dr. Prince offers supportive therapy in conjunction with psychopharmacology. In cases in which a patient would benefit from more intensive therapy than what could be done in 20-25 minute visits, Dr Prince may recommend adjunctive therapy with a licensed therapist.

Dr. James “Jim” Staudenmeier is a physician with a distinguished career in military and civilian psychiatry. A retired Colonel in the U.S. Army, he has served as a plenary and invited speaker at national and international conferences on topics including addiction, electroconvulsive therapy, hypnotherapy, and quality improvement. He is a Certified Healthcare Executive, holds a master’s degree in preventive medicine and biometrics, and has published in peer-reviewed journals. His clinical background includes pain management, addiction psychiatry, child and adult psychiatry, and academic appointments at multiple universities.

Dr. Staudenmeier values collaboration and encourages patients to ask questions, clarify expectations, and identify their primary concerns from the start. While medication management is part of care, he emphasizes insight, goal setting, and skill building. He integrates hypnotherapy, guided imagery, relaxation, and meditation to support wellness, pain management, sleep, anxiety, and addiction, tailoring treatment to each patient’s needs.

Dr. Staudenmeier takes a flexible, whole-person approach, combining medication management with evidence-based therapies such as CBT, CPT, motivational interviewing, and family-based interventions. He works comfortably with children, adults, families, service members, Veterans, and individuals facing life transitions, including end-of-life concerns. His goal is to help patients develop practical tools for lasting mental, emotional, and spiritual well-being.

Dr. Austin Davidson grew up in Nashville, TN before moving to CA for his undergraduate studies at the University of California, Irvine where he was on the rowing team. He then attended medical school at the Alabama College of Osteopathic Medicine. He completed his psychiatry residency training at the University of Nevada, Las Vegas.

When he’s not practicing medicine, he enjoys spending time with his family, working out in his garage gym, and playing board games.

Dr. Davidson focuses on treating the whole patient. He believes medication is just one of the many important aspect to address when concerning mental health. Therapy, lifestyle changes, diet, and exercise are also equally important modalities that must be considered in treatment.  

Dr. Davidson’s treatment process typically begins with an in-depth history that focuses on getting to know his patients. He prefers to take his time with each patient and to make sure they feel they are heard. He believes the treatment process is a team effort and he takes time to come up with treatment plans that both he and his patients are comfortable with.

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Dr. Victoria Mustovic is a board-certified psychiatrist trained in general adult psychiatry who specializes in perinatal, postpartum, and LGBTQIA+ behavioral health. Clinical practice focuses on managing a variety of mental health conditions with particular interests in treating ADHD, OCD, anxiety, and mood disorders. A collaborative care approach is utilized to actively engage patients in treatment decisions and planning. Medication management is integrated with therapy to support a more comprehensive clinical approach. Therapy treatment focuses mainly on supportive therapy with use of additional therapy modalities based on patient needs. An evidence-based approach is combined with consideration of individual factors in order to work with patients to create a holistic, patient-centered treatment plan. Dr. Mustovic completed an undergraduate education at Allegheny College with a bachelor's degree in biology and double minor in psychology and chemistry. Dr. Mustovic went on to pursue a Medical Doctorate at Jacobs School of Medicine and Biomedical Sciences at the University of Buffalo, graduated Summa Cum Laude, and was inducted into Alpha Omega AlphaHonor Society for academic achievement. After medical school, Dr. Mustovic completed psychiatry residency at Allegheny Health Network. Additional experience includes both co-authoring a book chapter on women's behavioral health and presenting posters on several different topics in mental health for the Pittsburgh Psychiatric Society, including a presentation on the identification and management of complex trauma in victims of sex trafficking. Dr. Mustovic has 2 years training in outpatient perinatal and postpartum behavioral health and 6 months experience working as co-facilitator in a perinatal and postpartum intensive outpatient treatment program both through the Alexis Joy D'Achille Foundation for Postpartum Depression at West Penn Hospital. Work as a co-facilitator included assisting patient groups in understanding and developing coping skills for a variety of therapy modalities including mindfulness, behavioral activation, interpersonal, cognitive behavioral (CBT), and dialectical behavioral (DBT) therapies. Dr. Mustovic is also dedicated to serving the LGBTQIA+ community with experience in LGBTQIA+ patient care over 4 years at Allegheny Health Network in a variety of clinical settings including inpatient, outpatient, and intensive outpatient programs. Dr. Mustovic is passionate about providing a supportive treatment environment to help improve equal access to care and support patients in advocating for their needs and concerns in health care settings.

Arlette Dominguez is a Licensed Mental Health Counselor with Diagnostic Privilege (LMHC-D) in New York State. She earned a Master of Science in Mental Health Counseling and a Bachelor of Science in Psychology from Mercy College. Arlette is a bilingual clinician fluent in English and Spanish and currently serves as a Bilingual Clinical Program Coordinator, providing clinical supervision, consultation, and direct care. She has extensive experience delivering individual, group, and family therapy in school-based, community, and outpatient settings, with a background in crisis intervention, assessment, treatment planning, solution-focused counseling, trauma-informed care, and telehealth services.

Arlette is passionate about promoting mental health awareness and reducing stigma. She creates a warm, supportive, and nonjudgmental environment where clients feel heard, respected, and understood. She values open communication and collaboration, believes deeply in each person’s resilience, and uses a strengths-based, solution-focused, culturally responsive, and trauma-informed approach to help clients build confidence, insight, and effective coping skills.

Arlette begins with a comprehensive intake to understand each client’s background, concerns, strengths, and goals. She works collaboratively to develop personalized, goal-oriented treatment plans and uses tailored, strengths-based interventions. She supports concerns such as anxiety, depression, self-esteem, relationship challenges, stress, and life transitions, regularly reviewing progress and adjusting treatment to support continued growth.