Psychologist | General Psychology

Dr. Mary Frances Demellier, PH.D.

3400 Bissonnet, Suite 270, Houston, Texas, 77005-2192

About Dr. Mary Frances Demellier

Dr. Mary Frances Demellier is a psychologist based in Houston, Texas who is specialized in General Psychology. Active license number of Dr. Mary Frances Demellier is 001557-001610 for Psychology in Texas. Her current practice location is 3400 Bissonnet, Suite 270, Houston. Patients can contact her at 713-666-1980 or can fax her at 713-668-6595. Dr. Mary Frances Demellier, PH.D., specializes in General Psychology and her NPI number (Unique professional ID assigned by NPPES) is 1831293281.

Dr. Mary Frances Demellier 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. Mary Frances Demellier'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. Mary Frances Demellier
Specialization General Psychology
Credentials PH.D.
Gender Female
Practice Address: 3400 Bissonnet, Suite 270
Houston, TX - 77005-2192
Fax 713-668-6595

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 Number1831293281
NPI Enumeration Date: 07 Sep, 2006
NPI Last Update On: 11 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. Mary Frances Demellier are as mentioned below.

License NumberSpecializationStateStatus
001557-001610Psychology TexasPrimary
2-2639General Psychology TexasSecondary

Mailing Address

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

Dr. Mary Frances Demellier
3400 Bissonnet, Suite 270
Houston, TX - 77005-2192
Phone: 713-666-1980
Fax: 713-668-6595

Book an Appointment with Dr. Mary Frances Demellier

To schedule an appointment, contact Dr. Mary Frances Demellier at 3400 Bissonnet, Suite 270, Houston, Texas or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Mary Frances Demellier:

Dr. Mary Frances Demellier is a psychologist specializing in Psychology. She 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.

Yes, Dr. Mary Frances Demellier 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. Mary Frances Demellier practices at 3400 Bissonnet, Suite 270, Houston, Texas, 77005-2192.

To schedule an appointment with Dr. Mary Frances Demellier, please contact the office at 713-666-1980.

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