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CASSANDRA LESLEY MAZYCK
NPI 1821400912
Counselor - Addiction (Substance Use Disorder) in New York, NY

Active since May 23, 2014
55 W 125TH ST, 11 FLOOR, NEW YORK, NY 10027(212) 864-4128(212) 663-9193 Get Directions Write a Review

NPPES record last updated: May 23, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Cassandra Lesley Mazyck NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CASSANDRA LESLEY MAZYCK (NPI 1821400912) is an individual addiction (substance use disorder) provider in New York, New York, licensed in New York (12398) and active in the NPI registry since May 2014.

NPPES Registry Identity

NPI1821400912
Entity TypeIndividualFemale
Primary Taxonomy101YA0400X
Provider Legal NameCASSANDRA LESLEY MAZYCK
Location Address55 W 125TH ST, 11 FLOORNew York, NY 10027-4516
Mailing Address55 W 125th St, 11 FloorNew York, NY 10027-4516 · (212) 864-4128 · Fax (212) 663-9193
Phone(212) 864-4128
Fax(212) 663-9193
Sole ProprietorYes
Enumeration DateMay 23, 2014
✔ NPI 1821400912 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in NY · 12398
55 W 125TH ST, New York, NY 10027
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMARITAN DAYTOP VILLAGE, INC.
Community/Behavioral Health
55 W 125TH ST, 10TH FLOOR
NEW YORK, NY 10027
New York County (212) 864-4128
QUINTIN FIELDS CASAC-T
Counselor (Addiction (Substance Use Disorder))
55 W 125TH ST, 11TH FLOOR
NEW YORK, NY 10027
New York County (212) 864-4128
PATHWAYS TO HOUSING, INC
Voluntary or Charitable
55 W 125TH ST
NEW YORK, NY 10027
New York County (212) 289-0000
GABRIELA HUARACA
Counselor (Mental Health)
55 W 125TH ST
NEW YORK, NY 10027
New York County (212) 864-4128
VERITAS
Community/Behavioral Health
55 W 125TH ST, 10 FL
NEW YORK, NY 10027
New York County (212) 864-4128
VERITAS THERAPEUTIC COMMUNITY
Clinic/Center (Rehabilitation, Substance Use Disorder)
55 W 125TH ST
NEW YORK, NY 10027
New York County (212) 864-4128
DAMIAN VANDENBURGH
Counselor (Addiction (Substance Use Disorder))
55 W 125TH ST, 11TH FLOOR
NEW YORK, NY 10027
New York County (212) 864-4128
MARISSA MONTGOMERY CASAC-T
Counselor (Mental Health)
55 W 125TH ST, 11TH FLOOR
NEW YORK, NY 10027
New York County (212) 864-4128

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cassandra Mazyck's NPI number?

The NPI number for Cassandra Mazyck is 1821400912. It was assigned to this individual provider in the NPPES registry on May 23, 2014.

Where is Cassandra Mazyck located?

Cassandra Mazyck practices at 55 W 125th St 11 Floor, New York, NY 10027. The listed phone number is (212) 864-4128.

What is Cassandra Mazyck's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Cassandra Mazyck was last updated on May 23, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.