Addiction Therapist

Jeffrey Marcus, CASAC-T

255 Avenue W, Brooklyn, New York, 11223-5202

About Jeffrey Marcus

Jeffrey Marcus is a therapist based in Brooklyn, New York who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Jeffrey Marcus is 36747 for Addiction (Substance Use Disorder) Counselor in New York. His current practice location is 255 Avenue W, Brooklyn. Patients can reach him at 866-569-7233 or can fax him at 718-336-6815. Jeffrey Marcus is CASAC-T in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1700489937.

Jeffrey Marcus 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.

Practice Information

Jeffrey Marcus 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 Jeffrey Marcus
Specialization Addiction (Substance Use Disorder) Counselor
Credentials CASAC-T
Gender Male
Practice Address: 255 Avenue W,
Brooklyn, NY - 11223-5202
Fax 718-336-6815

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 Number1700489937
NPI Enumeration Date: 19 Nov, 2020
NPI Last Update On: 19 Nov, 2020

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 Jeffrey Marcus are as mentioned below.

License NumberSpecializationStateStatus
36747Addiction (Substance Use Disorder) 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.

Jeffrey Marcus
Po Box 230060,
Brooklyn, NY - 11223-0060
Phone: 866-569-7233
Fax: 718-336-6815

Book an Appointment with Jeffrey Marcus

To schedule an appointment, contact Jeffrey Marcus at 255 Avenue W, Brooklyn, New York or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Jeffrey Marcus:

Jeffrey Marcus 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, Jeffrey Marcus is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Jeffrey Marcus practices at 255 Avenue W, Brooklyn, New York, 11223-5202.

To schedule an appointment with Jeffrey Marcus, please contact the office at 866-569-7233.

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