Nancy Mannion
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- NPI Number
- 1811054190
- Provider Type
- Individual Practitioner
- Primary Specialty
- Behavioral Health & Social Service Providers - Psychologist
- License Number
- 7039
- Practice Address
- 187 Hempstead AVE, 187 Hempstead Ave.
- City, State ZIP
- Rockville Centre, NY 11570
- Phone
- (516) 536-0399
- Last Updated
- June 8, 2026
- Source
- Publicly available data
Nancy Mannion is a behavioral health & social service providers - psychologist provider located in Rockville Centre, NY. They offer behavioral health & social service providers - psychologist services to patients in the Rockville Centre area.
As a behavioral health & social service providers - psychologist provider in Rockville Centre, this clinician evaluates and treats patients for a range of common conditions seen in Rockville Centre and throughout NY.
The practice is located at 187 Hempstead AVE, 187 Hempstead Ave., Rockville Centre, NY 11570. Patients can call 5165360399 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.
Nancy Mannion
187 Hempstead AVE, 187 Hempstead Ave., Rockville Centre, NY 11570
Call for hours and appointments. Hours may vary by provider and location.
A patient’s guide to behavioral health & social service providers - psychologist care in Rockville Centre, NY.
What a Behavioral Health & Social Service Providers - Psychologist 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 behavioral health & social service providers - psychologist provider in Rockville Centre
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 Nancy Mannion in Rockville Centre, NY.
How do I make an appointment with Nancy Mannion?
Call Nancy Mannion directly at their Rockville Centre 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 Nancy Mannion 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 Nancy Mannion in Rockville Centre?
Office hours for Nancy Mannion in Rockville Centre are not currently published. Call the practice directly to confirm hours before your visit.
Is parking available at Nancy Mannion's Rockville Centre location?
Most provider offices in Rockville Centre offer on-site or nearby street parking. Call Nancy Mannion in Rockville Centre ahead of time to confirm parking options and accessibility accommodations.
Does Nancy Mannion offer telehealth?
Many behavioral health & social service providers - psychologist providers in NY now offer telehealth visits for follow-ups, medication management, and routine consultations. Call Nancy Mannion to ask whether a telehealth visit is appropriate for your needs.
What should I expect at my first therapy session with Nancy Mannion?
Your first session with Nancy Mannion in Rockville Centre 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.