Psychologist | Clinical Psychology | 44+ years experience

Dr. John Richard Klindienst, PH. D

223 Roanoke Ave, Riverhead, New York, 11901-2778

About Dr. John Richard Klindienst

Dr. John Richard Klindienst is a psychologist based in Riverhead, New York with 44 years of experience in Clinical Psychology. He completed his graduation in 1982. He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of Dr. John Richard Klindienst is 007012 for Clinical Psychology in New York. His current practice location is 223 Roanoke Ave, Riverhead. Patients can contact him at 631-727-1563 or can fax him at 631-369-9423. Dr. John Richard Klindienst, PH. D, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1952466682.

Dr. John Richard Klindienst 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 Richard Klindienst'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 Richard Klindienst
Specialization Clinical Psychology
Credentials PH. D
Accepts Medicare Assignment Yes
Experience 44+ years
Graduation Year 1982
Gender Male
Practice Address: 223 Roanoke Ave,
Riverhead, NY - 11901-2778
Fax 631-369-9423

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.

PAC ID 7719046572
Enrollment ID I20081107000460
NPI Number1952466682
NPI Enumeration Date: 22 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 Richard Klindienst are as mentioned below.

License NumberSpecializationStateStatus
007012Clinical 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.

Dr. John Richard Klindienst
223 Roanoke Ave,
Riverhead, NY - 11901-2778
Phone: 631-727-1563
Fax: 631-369-9423

Book an Appointment with Dr. John Richard Klindienst

To schedule an appointment, contact Dr. John Richard Klindienst at 223 Roanoke Ave, Riverhead, New York or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. John Richard Klindienst:

Dr. John Richard Klindienst 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.

Dr. John Richard Klindienst has approximately 44 years of experience in Clinical Psychology.

Yes, Dr. John Richard Klindienst accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. John Richard Klindienst 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 Richard Klindienst practices at 223 Roanoke Ave, Riverhead, New York, 11901-2778.

To schedule an appointment with Dr. John Richard Klindienst, please contact the office at 631-727-1563.

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