Psychologist | Clinical Psychology

Dr. John Joseph Werner, PH.D

2000 Deer Park Ave, Box 326, Deer Park, New York, 11729-2701

About Dr. John Joseph Werner

Dr. John Joseph Werner is a psychologist based in Deer Park, New York who is specialized in Clinical Psychology. Active license number of Dr. John Joseph Werner is 008490 for Clinical Psychology in New York. His current practice location is 2000 Deer Park Ave, Box 326, Deer Park. Patients can contact him at 631-667-3667. Dr. John Joseph Werner, PH.D, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1972669323.

Dr. John Joseph Werner 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Practice Information

Dr. John Joseph Werner'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 Dr. John Joseph Werner
Specialization Clinical Psychology
Credentials PH.D
Gender Male
Practice Address: 2000 Deer Park Ave, Box 326
Deer Park, NY - 11729-2701

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 Number1972669323
NPI Enumeration Date: 29 Dec, 2006
NPI Last Update On: 08 Jul, 2007

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 Dr. John Joseph Werner are as mentioned below.

License NumberSpecializationStateStatus
008490Clinical Psychology New YorkPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. John Joseph Werner such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
00926036MedicaidNew York
008490OtherNew YorkLICENSE NUMBER

Mailing Address

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

Dr. John Joseph Werner
31 Ridgefield Rd,
Centerport, NY - 11721-1505
Phone: 631-757-2351

Book an Appointment with Dr. John Joseph Werner

To schedule an appointment, contact Dr. John Joseph Werner at 2000 Deer Park Ave, Box 326, Deer Park, New York or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. John Joseph Werner:

Dr. John Joseph Werner is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. John Joseph Werner 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.

Dr. John Joseph Werner practices at 2000 Deer Park Ave, Box 326, Deer Park, New York, 11729-2701.

To schedule an appointment with Dr. John Joseph Werner, please contact the office at 631-667-3667.

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