Psychologist | General Psychology

Dr. William R Chatlos, PHD

11333 Sunset Hills Road, Reston, Virginia, 20190-5205

About Dr. William R Chatlos

Dr. William R Chatlos is a psychologist based in Reston, Virginia who is specialized in General Psychology. Active license number of Dr. William R Chatlos is 0811000922 for General Psychology in Virginia. His current practice location is 11333 Sunset Hills Road, Reston. Patients can contact him at 703-437-9103 or can fax him at 703-464-0507. Dr. William R Chatlos, PHD, specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1639477557.

Dr. William R Chatlos is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Practice Information

Dr. William R Chatlos'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. William R Chatlos
Specialization General Psychology
Credentials PHD
Gender Male
Practice Address: 11333 Sunset Hills Road,
Reston, VA - 20190-5205
Fax 703-464-0507

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 Number1639477557
NPI Enumeration Date: 01 Mar, 2011
NPI Last Update On: 01 Mar, 2011

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. William R Chatlos are as mentioned below.

License NumberSpecializationStateStatus
0811000922General Psychology VirginiaPrimary

Mailing Address

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

Dr. William R Chatlos
11333 Sunset Hills Road,
Reston, VA - 20190-5205
Phone: 703-437-9103
Fax: 703-464-0507

Book an Appointment with Dr. William R Chatlos

To schedule an appointment, contact Dr. William R Chatlos at 11333 Sunset Hills Road, Reston, Virginia or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. William R Chatlos:

Dr. William R Chatlos is a psychologist specializing in General Psychology. He is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, he performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. He can diagnose and treat mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability by psycheducational evaluation, therapy, remediation, and consultation.

Yes, Dr. William R Chatlos 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. William R Chatlos practices at 11333 Sunset Hills Road, Reston, Virginia, 20190-5205.

To schedule an appointment with Dr. William R Chatlos, please contact the office at 703-437-9103.

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