Stephen Marshall
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- NPI Number
- 1700590023
- Provider Type
- Individual Practitioner
- Primary Specialty
- Physician Assistants & Advanced Practice Nursing Providers - Psychiatric/mental Health Nurse Practitioner
- License Number
- F40445-01
- Practice Address
- 9 Newey LN
- City, State ZIP
- Brookhaven, NY 11719
- Phone
- (631) 946-9800
- Last Updated
- June 8, 2026
- Source
- Publicly available data
Stephen Marshall is a physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner provider located in Brookhaven, NY. They offer physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner services to patients in the Brookhaven area.
As a physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner provider in Brookhaven, this clinician evaluates and treats patients for a range of common conditions seen in Brookhaven and throughout NY.
The practice is located at 9 Newey LN, Brookhaven, NY 11719. Patients can call 6319469800 to schedule an appointment or use the directions link above to find the office from anywhere in the area.
Patients typically visit this provider for people seek mental health support for anxiety, depression, stress, grief, relationship issues, trauma, and life transitions. Therapy is appropriate whenever support is needed, not only in crisis.
If you plan to see this provider, it is a good idea to confirm that the practice accepts your insurance and is in-network before scheduling. Coverage details vary by plan, and our quote tool can help you compare options in NY.
This profile was last verified on June 8, 2026. Provider information is sourced from publicly available data and may not reflect recent changes. Please confirm details directly with the practice before scheduling.
Call for hours and appointments. Hours may vary by provider and location.
A patient’s guide to physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner care in Brookhaven, NY.
What a Physician Assistants & Advanced Practice Nursing Providers - Psychiatric/mental Health Nurse Practitioner provider does
Mental health providers — including psychologists, licensed counselors, and therapists — help patients manage emotional, behavioral, and psychological challenges. They provide talk therapy, assessments, and treatment planning for a wide range of conditions.
Common conditions treated
Mental health providers treat anxiety, depression, post-traumatic stress disorder (PTSD), obsessive-compulsive disorder (OCD), grief and loss, relationship issues, eating disorders, substance use, and life transitions. They also help with stress management and personal growth.
Common reasons to schedule a visit
People seek mental health support for anxiety, depression, stress, grief, relationship issues, trauma, and life transitions. Therapy is appropriate whenever support is needed, not only in crisis.
What to expect during a visit
A first therapy session usually involves sharing your history and current concerns, getting to know your provider, and setting goals for treatment. Sessions are confidential and tailored to your needs.
Insurance coverage considerations
Many insurance plans now cover mental health services at parity with medical care, often without requiring a referral. Telehealth options are widely available. Compare plans to find affordable mental health coverage.
How to choose the right physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner provider in Brookhaven
Look for a licensed mental health provider whose approach (such as cognitive behavioral therapy, EMDR, or solution-focused therapy) fits your needs. Comfort and trust with your therapist are among the strongest predictors of positive outcomes.
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Insurance acceptance not listed
The public NPI registry does not include insurance acceptance data. Contact the office directly to ask if they accept your insurance plan. You can also use our quote tool to find health plans in NY.
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Common questions about Stephen Marshall in Brookhaven, NY.
How do I make an appointment with Stephen Marshall?
Call Stephen Marshall directly at their Brookhaven office to schedule a visit. You can also use the contact form on this page to send a message and the practice will respond.
Does Stephen Marshall accept insurance?
Provider insurance information is not included in the public NPI registry data that powers this directory. Contact the office directly to ask whether they accept your specific insurance plan. You can also use our quote tool to find health plans in NY.
What are the office hours for Stephen Marshall in Brookhaven?
Office hours for Stephen Marshall in Brookhaven are not currently published. Call the practice directly to confirm hours before your visit.
Is parking available at Stephen Marshall's Brookhaven location?
Most provider offices in Brookhaven offer on-site or nearby street parking. Call Stephen Marshall in Brookhaven ahead of time to confirm parking options and accessibility accommodations.
Does Stephen Marshall offer telehealth?
Many physician assistants & advanced practice nursing providers - psychiatric/mental health nurse practitioner providers in NY now offer telehealth visits for follow-ups, medication management, and routine consultations. Call Stephen Marshall to ask whether a telehealth visit is appropriate for your needs.
What should I expect at my first therapy session with Stephen Marshall?
Your first session with Stephen Marshall in Brookhaven is typically a 45–60 minute intake. They will review your history, current concerns, and goals for therapy. Everything discussed is confidential, and you can ask questions about they approach and treatment style.
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Claim ProfileData is sourced from publicly available records. Public records do not confirm active license status, quality of care, insurance acceptance, or network participation. Please verify details directly with the provider before scheduling. Last updated June 8, 2026.