Addiction Therapist

Gary Lewall Williams, PEER RECOVERY COACH

15217 San Bernardino Ave, Fontana, California, 92335-5327

About Gary Lewall Williams

Gary Lewall Williams is a therapist based in Fontana, California who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Gary Lewall Williams is MPSS-PCIHYD for Peer Specialist in California. His current practice location is 15217 San Bernardino Ave, Fontana. Patients can reach him at 951-643-2150. Gary Lewall Williams is PEER RECOVERY COACH in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1427701366.

Gary Lewall Williams 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

Gary Lewall Williams 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 Gary Lewall Williams
Specialization Addiction (Substance Use Disorder) Counselor
Credentials PEER RECOVERY COACH
Gender Male
Practice Address: 15217 San Bernardino Ave,
Fontana, CA - 92335-5327

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 Number1427701366
NPI Enumeration Date: 01 Feb, 2022
NPI Last Update On: 10 Oct, 2025

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 Gary Lewall Williams are as mentioned below.

License NumberSpecializationStateStatus
MPSS-PCIHYDPeer Specialist CaliforniaPrimary
R1486101022Addiction (Substance Use Disorder) Counselor CaliforniaSecondary

Mailing Address

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

Gary Lewall Williams
15217 San Bernardino Ave,
Fontana, CA - 92335-5327
Phone: 951-643-2150

Book an Appointment with Gary Lewall Williams

To schedule an appointment, contact Gary Lewall Williams at 15217 San Bernardino Ave, Fontana, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Gary Lewall Williams:

Gary Lewall Williams is a therapist specializing in Peer Specialist. He Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.

Yes, Gary Lewall Williams is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Gary Lewall Williams practices at 15217 San Bernardino Ave, Fontana, California, 92335-5327.

To schedule an appointment with Gary Lewall Williams, please contact the office at 951-643-2150.

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