

Seeking help can feel overwhelming, and finding the right provider matters. I provide a warm, welcoming space where clients can feel heard, respected, and supported. I worked in community health for several years as a bilingual nurse practitioner and place great value in providing culturally competent care.
I am a psychiatrist specializing in addiction and substance use disorders. I practice at a Harvard Medical School-affiliated hospital in Boston. I assess, diagnose, and treat adult patients (18+) dealing with psychiatric disorders (such as depression, anxiety, bipolar disorder) and substance use disorders (including alcoholism, heroin, cocaine, and other drugs). I also speak Turkish."
I am a board-certified Psychiatric Mental Health Nurse Practitioner (PMHNP) with experience in both outpatient and inpatient settings, providing comprehensive mental health care across diverse populations. My background includes extensive work in behavioral health emergency settings, partial hospitalizations, IOP, recovery care, community psychiatric care. I also have experience supporting dually diagnosed patients with co-occurring medical conditions, giving me a broad perspective on the complex interplay between mental and physical health.
I earned my PMHNP degree from Post University and hold PMHNP licensure in both Massachusetts and New Hampshire. Throughout my career, I have remained committed to evidence-based care, while continuously seeking opportunities for professional development and growth in the mental health field.
My name is Lisa Costa, and I am dedicated to providing empathetic care by actively listening to my clients. I offer the best advice for medication management, aiming to enhance quality of life. I work with clients aged 6 to 100, experiencing challenges with anxiety, depression, ADHD, and mood disorders. Let’s work together on your journey to well-being!


Headway makes it easy to find support for your mental health — from finding the right provider, to understanding costs, to scheduling with ease.