Mental Health Therapist

Alexandra Leff, M.A. MT-BC

2089 3rd Ave, New York, New York, 10029-2184

About Alexandra Leff

Alexandra Leff is a therapist based in New York, New York who is specialized in Mental Health Counselor. Her current practice location is 2089 3rd Ave, New York. Patients can reach her at 212-828-6144 or can fax her at 212-828-6145. Alexandra Leff, M.A. MT-BC, specializes in Mental Health Counselor and her NPI number (Unique professional ID assigned by NPPES) is 1700318425.

Alexandra Leff 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

Alexandra Leff specialty, credentials, practice address, contact phone number and fax are as below. Patients can contact the office at the given phone number for appointment.

Provider Name Alexandra Leff
Specialization Mental Health Counselor
Credentials M.A. MT-BC
Gender Female
Practice Address: 2089 3rd Ave,
New York, NY - 10029-2184
Fax 212-828-6145

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 Number1700318425
NPI Enumeration Date: 31 Mar, 2017
NPI Last Update On: 31 Mar, 2017

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Alexandra Leff are as mentioned below.

License NumberSpecializationStateStatus
Mental Health Counselor Primary

Other Medical Identifiers

Other legacy medical identifiers associated with Alexandra Leff such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
00734854MedicaidNew York

Mailing Address

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

Alexandra Leff
2089 3rd Ave,
New York, NY - 10029-2184
Phone: 212-828-6144
Fax: 212-828-6145

Book an Appointment with Alexandra Leff

To schedule an appointment, contact Alexandra Leff at 2089 3rd Ave, New York, New York or call on below stated phone number.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Alexandra Leff:

Alexandra Leff 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, Alexandra Leff is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Alexandra Leff practices at 2089 3rd Ave, New York, New York, 10029-2184.

To schedule an appointment with Alexandra Leff, please contact the office at 212-828-6144.

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