Psychologist | Clinical Psychology

Dr. Richard Douglas Sheridan, PH.D.

22 E 18th St, Huntington Station, New York, 11746-2939

About Dr. Richard Douglas Sheridan

Dr. Richard Douglas Sheridan is a psychologist based in Huntington Station, New York who is specialized in Clinical Psychology. Active license number of Dr. Richard Douglas Sheridan is 027954 for Clinical Psychology in New York. His current practice location is 22 E 18th St, Huntington Station. Patients can contact him at 516-282-4222. Dr. Richard Douglas Sheridan, PH.D., specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1710137161.

Dr. Richard Douglas Sheridan 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. Richard Douglas Sheridan'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. Richard Douglas Sheridan
Specialization Clinical Psychology
Credentials PH.D.
Gender Male
Practice Address: 22 E 18th St,
Huntington Station, NY - 11746-2939

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 Number1710137161
NPI Enumeration Date: 23 Sep, 2008
NPI Last Update On: 05 Feb, 2026

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. Richard Douglas Sheridan are as mentioned below.

License NumberSpecializationStateStatus
027954Clinical Psychology New YorkPrimary
9564Social Worker NebraskaSecondary

Mailing Address

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

Dr. Richard Douglas Sheridan
22 E 18th St,
Huntington Station, NY - 11746-2939
Phone: 516-282-4222

Book an Appointment with Dr. Richard Douglas Sheridan

To schedule an appointment, contact Dr. Richard Douglas Sheridan at 22 E 18th St, Huntington Station, New York or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Richard Douglas Sheridan:

Dr. Richard Douglas Sheridan 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. Richard Douglas Sheridan 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. Richard Douglas Sheridan practices at 22 E 18th St, Huntington Station, New York, 11746-2939.

To schedule an appointment with Dr. Richard Douglas Sheridan, please contact the office at 516-282-4222.

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