Addiction Therapist

Mr. John Howard Williamson, MS, LPC, NCC, LCDC

10711 Preston Rd Ste 220, Dallas, Texas, 75230-8807

About Mr. John Howard Williamson

Mr. John Howard Williamson is a therapist based in Dallas, Texas who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Mr. John Howard Williamson is 82508 for Mental Health Counselor in Texas. His current practice location is 10711 Preston Rd Ste 220, Dallas. Patients can reach him at 214-724-5363. Mr. John Howard Williamson is MS, LPC, NCC, LCDC in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1194274670.

Mr. John Howard Williamson is a licensed mental health therapist who help individuals struggling with addiction of alcohol, drug, or other substance use disorder. He helps his clients by manage and overcome the psychological, emotional, and behavioral challenges related to substance use. Counselors also work closely with families and support systems to help them better understand their loved one’s illness. SUD counselors help to promote long-term sobriety, emotional stability, and overall mental wellness for both the individual and their family.

Practice Information

Mr. John Howard Williamson speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Mr. John Howard Williamson
Specialization Addiction (Substance Use Disorder) Counselor
Credentials MS, LPC, NCC, LCDC
Gender Male
Practice Address: 10711 Preston Rd Ste 220,
Dallas, TX - 75230-8807

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1194274670
NPI Enumeration Date: 26 Sep, 2016
NPI Last Update On: 08 Aug, 2023

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Mr. John Howard Williamson are as mentioned below.

License NumberSpecializationStateStatus
82508Mental Health Counselor TexasPrimary
12342Addiction (Substance Use Disorder) Counselor TexasSecondary

Mailing Address

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

Mr. John Howard Williamson
3844 Weeburn Dr,
Dallas, TX - 75229-2739
Phone: 214-724-5363

Book an Appointment with Mr. John Howard Williamson

To schedule an appointment, contact Mr. John Howard Williamson at 10711 Preston Rd Ste 220, Dallas, Texas or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Mr. John Howard Williamson:

John Howard Williamson is a therapist specializing in Mental Health Counselor. He is a licensed professional who helps individuals, couples, and families manage and overcome emotional, psychological, and behavioral challenges. He assess clients’ mental health conditions and develop personalized treatment plans to provide therapy for a range of mental health issues, including anxiety, depression, trauma, relationship issues, stress, grief, and life transitions.

Yes, John Howard Williamson is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

John Howard Williamson practices at 10711 Preston Rd Ste 220, Dallas, Texas, 75230-8807.

To schedule an appointment with John Howard Williamson, please contact the office at 214-724-5363.

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