Psychologist | General Psychology | 25+ years experience

Mark Williams, PH.D.

18170 Dallas Pkwy Ste 502, Dallas, Texas, 75287-7151

About Mark Williams

Mark Williams is a psychologist based in Dallas, Texas with 25 years of experience in General Psychology. He completed his graduation in 2001. He may accept the Medicare-approved amount. Patients may be billed for more than the Medicare deductible and coinsurance. Active license number of Mark Williams is 32192 for General Psychology in Texas. His current practice location is 18170 Dallas Pkwy Ste 502, Dallas. Patients can contact him at 214-351-6600 or can fax him at 214-351-6453. Mark Williams, PH.D., specializes in General Psychology and his NPI number (Unique professional ID assigned by NPPES) is 1811020076.

Mark Williams 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

Mark Williams'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 Mark Williams
Specialization General Psychology
Credentials PH.D.
Accepts Medicare Assignment May Accept
Gender Male
Practice Address: 18170 Dallas Pkwy Ste 502,
Dallas, TX - 75287-7151
Fax 214-351-6453

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.

PAC ID 4284719972
Enrollment ID I20080305000221
NPI Number1811020076
NPI Enumeration Date: 14 Mar, 2007
NPI Last Update On: 22 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 Mark Williams are as mentioned below.

License NumberSpecializationStateStatus
32192General 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.

Mark Williams
16227 Shadybank Dr,
Dallas, TX - 75248-2958
Phone: 469-855-3008
Fax: 214-351-6453

Book an Appointment with Mark Williams

To schedule an appointment, contact Mark Williams at 18170 Dallas Pkwy Ste 502, Dallas, Texas or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mark Williams:

Mark Williams is a psychologist specializing in General Psychology. He 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.

Mark Williams has approximately 25 years of experience in General Psychology.

Mark Williams may accept Medicare assignment. Please contact the provider's office directly to verify Medicare participation and coverage details.

Yes, Mark Williams 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.

Mark Williams practices at 18170 Dallas Pkwy Ste 502, Dallas, Texas, 75287-7151.

To schedule an appointment with Mark Williams, please contact the office at 214-351-6600.

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