Addiction Therapist

William Larson

815 Buena Vista Ave W, San Francisco, California, 94117-4108

About William Larson

William Larson is a therapist based in San Francisco, California who is specialized in Addiction (Substance Use Disorder) Counselor. His current practice location is 815 Buena Vista Ave W, San Francisco. Patients can reach him at 415-554-1480. William Larson NPI number (Unique professional ID assigned by NPPES) is 1467685156.

William Larson 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

William Larson 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 William Larson
Specialization Addiction (Substance Use Disorder) Counselor
Gender Male
Practice Address: 815 Buena Vista Ave W,
San Francisco, CA - 94117-4108

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 Number1467685156
NPI Enumeration Date: 27 Aug, 2009
NPI Last Update On: 27 Aug, 2009

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 William Larson are as mentioned below.

License NumberSpecializationStateStatus
Addiction (Substance Use Disorder) Counselor Primary

Mailing Address

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

William Larson
1085 Murricia Blvd #302,
Livermore, CA - 94550
Phone: 415-554-1480

Book an Appointment with William Larson

To schedule an appointment, contact William Larson at 815 Buena Vista Ave W, San Francisco, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about William Larson:

William Larson is a therapist specializing in Addiction (Substance Use Disorder) Counselor. He 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.

Yes, William Larson is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

William Larson practices at 815 Buena Vista Ave W, San Francisco, California, 94117-4108.

To schedule an appointment with William Larson, please contact the office at 415-554-1480.

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