Psychologist | Clinical Psychology

Dr. Nathan Barclay, PHD

2211 Norfolk St Ste 455, Houston, Texas, 77098-4119

About Dr. Nathan Barclay

Dr. Nathan Barclay is a psychologist based in Houston, Texas who is specialized in Clinical Psychology. Active license number of Dr. Nathan Barclay is 40600 for Clinical Psychology in Texas. His current practice location is 2211 Norfolk St Ste 455, Houston. Patients can contact him at 832-278-1849. Dr. Nathan Barclay, PHD, specializes in Clinical Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1689554776.

Dr. Nathan Barclay 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. Nathan Barclay'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. Nathan Barclay
Specialization Clinical Psychology
Credentials PHD
Gender Male
Practice Address: 2211 Norfolk St Ste 455,
Houston, TX - 77098-4119

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 Number1689554776
NPI Enumeration Date: 08 Sep, 2025
NPI Last Update On: 08 Sep, 2025

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. Nathan Barclay are as mentioned below.

License NumberSpecializationStateStatus
40600Clinical Psychology TexasPrimary

Mailing Address

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

Dr. Nathan Barclay
5900 Balcones Dr Ste 100,
Austin, TX - 78731-4298

Book an Appointment with Dr. Nathan Barclay

To schedule an appointment, contact Dr. Nathan Barclay at 2211 Norfolk St Ste 455, Houston, Texas or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Nathan Barclay:

Dr. Nathan Barclay 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. Nathan Barclay 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. Nathan Barclay practices at 2211 Norfolk St Ste 455, Houston, Texas, 77098-4119.

To schedule an appointment with Dr. Nathan Barclay, please contact the office at 832-278-1849.

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