Mental Health Therapist

Deirdre Ann Parnell

950 South Oyster Bay Road, Hicksville, New York, 11801-3510

About Deirdre Ann Parnell

Deirdre Ann Parnell is a therapist based in Hicksville, New York who is specialized in Mental Health Counselor. Active license number of Deirdre Ann Parnell is 016401 for Mental Health Counselor in New York. Her current practice location is 950 South Oyster Bay Road, Hicksville. Patients can reach her at 516-822-6111 or can fax her at 516-396-0552. Deirdre Ann Parnell NPI number (Unique professional ID assigned by NPPES) is 1225607997.

Deirdre Ann Parnell is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Practice Information

Deirdre Ann Parnell speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Deirdre Ann Parnell
Specialization Mental Health Counselor
Gender Female
Practice Address: 950 South Oyster Bay Road,
Hicksville, NY - 11801-3510
Fax 516-396-0552

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1225607997
NPI Enumeration Date: 17 Jun, 2021
NPI Last Update On: 06 Apr, 2026

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Deirdre Ann Parnell are as mentioned below.

License NumberSpecializationStateStatus
016401Mental Health Counselor New YorkPrimary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Deirdre Ann Parnell
950 South Oyster Bay Road,
Hicksville, NY - 11801-3510
Phone: 516-822-6111
Fax: 516-396-0552

Book an Appointment with Deirdre Ann Parnell

To schedule an appointment, contact Deirdre Ann Parnell at 950 South Oyster Bay Road, Hicksville, New York or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Deirdre Ann Parnell:

Deirdre Ann Parnell is a therapist specializing in Mental Health Counselor. She is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. She assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Yes, Deirdre Ann Parnell is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Deirdre Ann Parnell practices at 950 South Oyster Bay Road, Hicksville, New York, 11801-3510.

To schedule an appointment with Deirdre Ann Parnell, please contact the office at 516-822-6111.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.