Psychologist | General Psychology

Dr. Steven Sean Callahan, PH.D.

2450 Fondren Rd Ste 312, Houston, Texas, 77063-2323

About Dr. Steven Sean Callahan

Dr. Steven Sean Callahan is a psychologist based in Houston, Texas who is specialized in General Psychology. Active license number of Dr. Steven Sean Callahan is 22630 for Clinical Psychology in Texas. His current practice location is 2450 Fondren Rd Ste 312, Houston. Patients can contact him at 713-789-7560 or can fax him at 713-789-7351. Dr. Steven Sean Callahan, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1275677643.

Dr. Steven Sean Callahan 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. Steven Sean Callahan'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. Steven Sean Callahan
Specialization General Psychology
Credentials PH.D.
Gender Male
Practice Address: 2450 Fondren Rd Ste 312,
Houston, TX - 77063-2323
Fax 713-789-7351

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 Number1275677643
NPI Enumeration Date: 17 Feb, 2007
NPI Last Update On: 06 Jul, 2026

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. Steven Sean Callahan are as mentioned below.

License NumberSpecializationStateStatus
22630Clinical Psychology TexasPrimary
22630General 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. Steven Sean Callahan
2450 Fondren Rd Ste 312,
Houston, TX - 77063-2323
Phone: 713-789-7560
Fax: 713-789-7351

Book an Appointment with Dr. Steven Sean Callahan

To schedule an appointment, contact Dr. Steven Sean Callahan at 2450 Fondren Rd Ste 312, Houston, Texas or call the phone number listed below.

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Frequently Asked Questions

Below are some commonly asked questions about Dr. Steven Sean Callahan:

Dr. Steven Sean Callahan is a psychologist specializing in Clinical Psychology. He 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). His main focus is on diagnosing and treating mental, emotional, and behavioral disorders. Some of the common disorders that he can treat are learning disabilities, substance abuse, depression, anxiety, and eating disorders.

Yes, Dr. Steven Sean Callahan 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. Steven Sean Callahan practices at 2450 Fondren Rd Ste 312, Houston, Texas, 77063-2323.

To schedule an appointment with Dr. Steven Sean Callahan, please contact the office at 713-789-7560.

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