Counselor

William Gallagher, CASAC-T, CRPA

770 Grand Blvd Ste 17, Deer Park, New York, 11729-5725

About William Gallagher

William Gallagher is a therapist based in Deer Park, New York who is specialized in Counselor. Active license number of William Gallagher is 38573 for Addiction (Substance Use Disorder) Counselor in New York. His current practice location is 770 Grand Blvd Ste 17, Deer Park. Patients can reach him at 631-919-7294. William Gallagher is CASAC-T, CRPA in Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1720836984.

William Gallagher is a trained and licensed mental health professional who helps individuals, couples, or groups manage and overcome emotional, psychological, behavioral, or relationship challenges. He works with people dealing with anxiety, depression, mood disorders, trauma, post-traumatic stress disorder (PTSD), grief and loss etc. He support his clients by understanding their thoughts, emotions, and behaviors.

Practice Information

William Gallagher 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 William Gallagher
Specialization Counselor
Credentials CASAC-T, CRPA
Gender Male
Practice Address: 770 Grand Blvd Ste 17,
Deer Park, NY - 11729-5725

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 Number1720836984
NPI Enumeration Date: 10 May, 2024
NPI Last Update On: 10 May, 2024

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 William Gallagher are as mentioned below.

License NumberSpecializationStateStatus
38573Addiction (Substance Use Disorder) Counselor New YorkPrimary
CRPA-5510Peer Specialist New YorkSecondary

Mailing Address

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

William Gallagher
5616 Seabury St Apt 1c,
Elmhurst, NY - 11373-4868
Phone: 347-781-2199

Book an Appointment with William Gallagher

To schedule an appointment, contact William Gallagher at 770 Grand Blvd Ste 17, Deer Park, New York or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about William Gallagher:

William Gallagher is a therapist specializing in Addiction (Substance Use Disorder) Counselor. He is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Yes, William Gallagher is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

William Gallagher practices at 770 Grand Blvd Ste 17, Deer Park, New York, 11729-5725.

To schedule an appointment with William Gallagher, please contact the office at 631-919-7294.

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