Psychologist and Therapist in Carmel Hamlet, New York Diane Lewis, Psychologist
Provider Gender: Female
Ages Served: 18-65+
Appointments: Telehealth only. In-office visits not available
Manages Medications: No, provides therapy only

Diane Lewis, PhD, PsyD
Dr. Diane Lewis is a psychologist at LifeStance Health, providing compassionate and expert mental health care to individuals across New York. She helps her clients navigate life’s challenges by fostering self-esteem, confidence, and emotional resilience, empowering them to achieve their happiest, most authentic selves. Dr. Lewis works with adults of all ages, from young adults to seniors, addressing a wide range of concerns through both individual and couples therapy. With a special dedication to multicultural issues in counseling, Dr. Lewis is deeply committed to creating an inclusive and understanding environment for her clients. She is particularly passionate about helping individuals manage trauma, including PTSD, and guiding them through healing and growth. Additionally, she provides support for those experiencing anxiety, depression, and significant life transitions, offering practical tools to help clients find stability and joy. Dr. Lewis specializes in working with first responders, LGBTQ+ individuals, and military veterans, tailoring her approach to the unique needs of these populations. She utilizes evidence-based interventions, including Cognitive Behavioral Therapy (CBT), Couples/Marital Counseling, and Exposure Therapy, to create personalized treatment plans that address her clients’ specific goals. Her expertise extends to areas such as grief, gender identity, and postpartum depression/anxiety, ensuring that her clients receive well-rounded, comprehensive care. Outside of her professional life, Dr. Lewis enjoys a rich array of creative and relaxing pursuits. A music enthusiast, she particularly loves jazz and opera, as well as reading, attending the theater, and exploring new destinations through travel. At home, she cherishes time with her beloved hound, three cats, and a flock of wild birds she feeds daily.
Expertise
Insurances Accepted
- Aetna
- Aetna-Medicare
- Behavioral Health Systems (BHS)
- Carelon (Beacon)
- Carelon (Beacon)-Medicare
- Centivo
- Claritev (MultiPlan PHCS)
- ComPsych
- Elevance Health (Anthem/Empire BCBS)
- Elevance Health (Anthem/Empire BCBS)-Medicare
- Evernorth (Cigna)
- Evernorth (Cigna)-Medicare
- Fidelis
- Fidelis-Medicare
- Humana-Medicare
- MagnaCare
- Medicare
- MediNcrease Health Plans (MHP)
- Optum, UnitedHealthcare
- Optum, UnitedHealthcare-Medicare
- Partners Direct Health
- Provider Network of America (PNOA)
- Sana Benefits
- Sana Benefits-Medicare
- Tricare East (Humana Military)
Interventions
- Cognitive Behavioral Therapy (CBT)
- Couples/Marital Counseling
- Exposure Therapy
- Mindfulness
- Parenting Skills
Education
-
Fordham University
Professional | 2004
New York, NY, US
-
Bryn Mawr College
Undergraduate | 1977
Bryn Mawr, PA, US
Languages
- English
FAQs
Please use our online form to schedule an appointment with Diane Lewis. You can also call 845-768-3784 to have someone assist you.
Diane Lewis generally accepts new patients but there could be a waitlist.
Please call 845-768-3784 to find out Diane Lewis's schedule and availability.
LifeStance Health providers accept most commercial insurance plans that are offered in the states where we offer services, including telehealth. Please see the following list of insurances accepted by Diane Lewis:
- Aetna
- Aetna-Medicare
- Behavioral Health Systems (BHS)
- Carelon (Beacon)
- Carelon (Beacon)-Medicare
- Centivo
- Claritev (MultiPlan PHCS)
- ComPsych
- Elevance Health (Anthem/Empire BCBS)
- Elevance Health (Anthem/Empire BCBS)-Medicare
- Evernorth (Cigna)
- Evernorth (Cigna)-Medicare
- Fidelis
- Fidelis-Medicare
- Humana-Medicare
- MagnaCare
- Medicare
- MediNcrease Health Plans (MHP)
- Optum, UnitedHealthcare
- Optum, UnitedHealthcare-Medicare
- Partners Direct Health
- Provider Network of America (PNOA)
- Sana Benefits
- Sana Benefits-Medicare
- Tricare East (Humana Military)
If you don't see your insurance listed, please contact us at 845-768-3784 to see how we can help.
Diane Lewis is a Psychologist and cannot prescribe medication. However, most LifeStance offices have a Psychiatrist or APN on staff who can prescribe medication if needed.
Diane Lewis works at:
Yes, Diane Lewis does offer online telehealth visits.
No, Diane Lewis is not currently offering in-office visits. They are offering online telehealth appointments.