Addiction Therapist

Cassandra Lesley Mazyck

55 W 125th St, 11 Floor, New York, New York, 10027-4516

About Cassandra Lesley Mazyck

Cassandra Lesley Mazyck is a therapist based in New York, New York who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Cassandra Lesley Mazyck is 12398 for Addiction (Substance Use Disorder) Counselor in New York. Her current practice location is 55 W 125th St, 11 Floor, New York. Patients can reach her at 212-864-4128 or can fax her at 212-663-9193. Cassandra Lesley Mazyck NPI number (Unique professional ID assigned by NPPES) is 1821400912.

Cassandra Lesley Mazyck is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her 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

Cassandra Lesley Mazyck 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 Cassandra Lesley Mazyck
Specialization Addiction (Substance Use Disorder) Counselor
Gender Female
Practice Address: 55 W 125th St, 11 Floor
New York, NY - 10027-4516
Fax 212-663-9193

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 Number1821400912
NPI Enumeration Date: 23 May, 2014
NPI Last Update On: 23 May, 2014

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 Cassandra Lesley Mazyck are as mentioned below.

License NumberSpecializationStateStatus
12398Addiction (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.

Cassandra Lesley Mazyck
55 W 125th St, 11 Floor
New York, NY - 10027-4516
Phone: 212-864-4128
Fax: 212-663-9193

Book an Appointment with Cassandra Lesley Mazyck

To schedule an appointment, contact Cassandra Lesley Mazyck at 55 W 125th St, 11 Floor, New York, New York or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Cassandra Lesley Mazyck:

Cassandra Lesley Mazyck is a therapist specializing in Addiction (Substance Use Disorder) Counselor. She is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. She helps her 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, Cassandra Lesley Mazyck is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Cassandra Lesley Mazyck practices at 55 W 125th St, 11 Floor, New York, New York, 10027-4516.

To schedule an appointment with Cassandra Lesley Mazyck, please contact the office at 212-864-4128.

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