Psychologist | Clinical Psychology

Dr. Maria Constantatos, PH.D.

400 N Allen Dr, Suite 208, Allen, Texas, 75013-2555

About Dr. Maria Constantatos

Dr. Maria Constantatos is a psychologist based in Allen, Texas who is specialized in Clinical Psychology. Active license number of Dr. Maria Constantatos is 2-3158 for Clinical Psychology in Texas. Her current practice location is 400 N Allen Dr, Suite 208, Allen. Patients can contact her at 972-727-3627 or can fax her at 972-390-2302. Dr. Maria Constantatos, PH.D., specializes in Clinical Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1891910360.

Dr. Maria Constantatos 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.

Practice Information

Dr. Maria Constantatos'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. Maria Constantatos
Specialization Clinical Psychology
Credentials PH.D.
Gender Female
Practice Address: 400 N Allen Dr, Suite 208
Allen, TX - 75013-2555
Fax 972-390-2302

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 Number1891910360
NPI Enumeration Date: 17 Apr, 2007
NPI Last Update On: 08 Jul, 2007

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. Maria Constantatos are as mentioned below.

License NumberSpecializationStateStatus
2-3158Clinical 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. Maria Constantatos
400 N Allen Dr, Suite 208
Allen, TX - 75013-2555
Phone: 972-727-3627
Fax: 972-390-2302

Book an Appointment with Dr. Maria Constantatos

To schedule an appointment, contact Dr. Maria Constantatos at 400 N Allen Dr, Suite 208, Allen, Texas or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Maria Constantatos:

Dr. Maria Constantatos 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. Maria Constantatos 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. Maria Constantatos practices at 400 N Allen Dr, Suite 208, Allen, Texas, 75013-2555.

To schedule an appointment with Dr. Maria Constantatos, please contact the office at 972-727-3627.

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