Psychology Clinic

Marquez Diaz & Associates

8955 Benchmark Ln, Bristow, Virginia, 20136-5777

About Marquez Diaz & Associates

Marquez Diaz & Associates is a psychology clinic located in Bristow, Virginia. The clinic is located at 8955 Benchmark Ln, Bristow, VA and can be reached at 703-869-0058. The authorized official for Marquez Diaz & Associates is Dr. Ramfis L Marquez, who serves the clinic’s Co-owner. He/She can be contacted at 703-869-0058.
Marquez Diaz & Associates Clinic is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, psychologists performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. Psychologists 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.

Clinic Information

Marquez Diaz & Associates Clinic's specialty, address, contact phone number and fax are as below. Patients can contact the clinic at the given phone number for appointments.

Clinic Name Marquez Diaz & Associates
Specialization Psychology
Practice Address 8955 Benchmark Ln,
Bristow, VA - 20136-5777
Fax 703-397-8220

Authorized/Official Person Profile

Officially authorized person to contact for any management issues or complaints for this clinic are as below. Person's position and contact details are also mentioned below.

Name Dr. Ramfis L Marquez
Position Co-owner
Contact Number 703-869-0058

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 Number1710707047
NPI Enumeration Date: 11 Oct, 2024
NPI Last Update On: 11 Oct, 2024

Medical Licenses

Organizations can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Marquez Diaz & Associates are as mentioned below.
License NumberSpecializationStateStatus
Professional Primary
Addiction (Substance Use Disorder) Secondary
Psychoanalyst Secondary
Clinical Neuropsychologist Secondary
Behavioral Analyst Secondary
Psychologist Secondary
Adult Development & Aging Secondary
Clinical Secondary
Clinical Child & Adolescent Secondary
Family Secondary
Forensic Secondary
Health Secondary
Group Psychotherapy Secondary
School Secondary

Mailing Address

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

Marquez Diaz & Associates
8955 Benchmark Ln,
Bristow, VA - 20136-5777
Phone: 703-869-0058
Fax: 703-397-8220

Book an Appointment with Marquez Diaz & Associates

To schedule an appointment, contact Marquez Diaz & Associates at 8955 Benchmark Ln, Bristow, Virginia or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Marquez Diaz & Associates clinic:

Marquez Diaz & Associates is a psychology clinic specializing in Psychology.

Marquez Diaz & Associates is located at 8955 Benchmark Ln, Bristow, Virginia 20136-5777.

Patients can contact Marquez Diaz & Associates at 703-869-0058 for inquiries about its services and appointments.

Please contact Marquez Diaz & Associates directly to inquire about new-patient availability and appointment options.
* Availability may change.

Marquez Diaz & Associates is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, psychologists performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. Psychologists 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.

Patients can contact Marquez Diaz & Associates at 703-869-0058 to inquire about appointments, consultation requirements and available services.

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