Psychologist | Clinical Psychology

Katherine Mannix, PHD

293 Warren St, Brooklyn, New York, 11201-6411

About Katherine Mannix

Katherine Mannix is a psychologist based in Brooklyn, New York who is specialized in Clinical Psychology. Active license number of Katherine Mannix is 024473-01 for Clinical Psychology in New York. Her current practice location is 293 Warren St, Brooklyn. Patients can contact her at 917-400-3230. Katherine Mannix, PHD, specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1225708050.

Katherine Mannix is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Katherine Mannix's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Katherine Mannix
Specialization Clinical Psychology
Credentials PHD
Gender Female
Practice Address: 293 Warren St,
Brooklyn, NY - 11201-6411

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1225708050
NPI Enumeration Date: 14 Sep, 2021
NPI Last Update On: 29 Sep, 2021

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 Katherine Mannix are as mentioned below.

License NumberSpecializationStateStatus
024473-01Clinical Psychology 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.

Katherine Mannix
293 Warren St,
Brooklyn, NY - 11201-6411
Phone: 917-400-3230

Book an Appointment with Katherine Mannix

To schedule an appointment, contact Katherine Mannix at 293 Warren St, Brooklyn, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Katherine Mannix:

Katherine Mannix is a psychologist specializing in Clinical Psychology. She is a mental health professional with highly specialized training in the diagnosis and psychological treatment of mental, behavioral and emotional illnesses, including obsessive-compulsive disorder (OCD). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Katherine Mannix 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.

Katherine Mannix practices at 293 Warren St, Brooklyn, New York, 11201-6411.

To schedule an appointment with Katherine Mannix, please contact the office at 917-400-3230.

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