Psychologist | General Psychology

Dr. Ayn M. Vallis, PSY.D.

9300 Dewitt Loop, Ft Belvoir, Virginia, 22060-5285

About Dr. Ayn M. Vallis

Dr. Ayn M. Vallis is a psychologist based in Ft Belvoir, Virginia who is specialized in General Psychology. Active license number of Dr. Ayn M. Vallis is 0810004228 for Clinical Psychology in Virginia. Her current practice location is 9300 Dewitt Loop, Ft Belvoir. Patients can contact her at 202-380-7343. Dr. Ayn M. Vallis, PSY.D., specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1972741668.

Dr. Ayn M. Vallis is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She 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. Ayn M. Vallis'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. Ayn M. Vallis
Specialization General Psychology
Credentials PSY.D.
Gender Female
Practice Address: 9300 Dewitt Loop,
Ft Belvoir, VA - 22060-5285

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 Number1972741668
NPI Enumeration Date: 03 Feb, 2009
NPI Last Update On: 08 Jul, 2024

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. Ayn M. Vallis are as mentioned below.

License NumberSpecializationStateStatus
0810004228Clinical Psychology VirginiaPrimary
General Psychology Secondary

Mailing Address

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

Dr. Ayn M. Vallis
9300 Dewitt Loop,
Ft Belvoir, VA - 22060-5285
Phone: 571-231-3224

Book an Appointment with Dr. Ayn M. Vallis

To schedule an appointment, contact Dr. Ayn M. Vallis at 9300 Dewitt Loop, Ft Belvoir, Virginia or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Ayn M. Vallis:

Dr. Ayn M. Vallis is a psychologist specializing in Clinical Psychology. She 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). Her main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that she can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Ayn M. Vallis 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. Ayn M. Vallis practices at 9300 Dewitt Loop, Ft Belvoir, Virginia, 22060-5285.

To schedule an appointment with Dr. Ayn M. Vallis, please contact the office at 202-380-7343.

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