Addiction Therapist

John Hagen

5675 W Olympic Blvd, Los Angeles, California, 90036-4712

About John Hagen

John Hagen is a therapist based in Los Angeles, California who is specialized in Addiction (Substance Use Disorder) Counselor. His current practice location is 5675 W Olympic Blvd, Los Angeles. Patients can reach him at 323-965-1365 or can fax him at 323-965-0444. John Hagen NPI number (Unique professional ID assigned by NPPES) is 1063322980.

John Hagen 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

John Hagen 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 John Hagen
Specialization Addiction (Substance Use Disorder) Counselor
Gender Male
Practice Address: 5675 W Olympic Blvd,
Los Angeles, CA - 90036-4712
Fax 323-965-0444

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 Number1063322980
NPI Enumeration Date: 11 Sep, 2026
NPI Last Update On: 11 Sep, 2026

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 John Hagen 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.

John Hagen
5675 W Olympic Blvd,
Los Angeles, CA - 90036-4712
Phone: 323-965-1365
Fax: 323-965-0444

Book an Appointment with John Hagen

To schedule an appointment, contact John Hagen at 5675 W Olympic Blvd, Los Angeles, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John Hagen:

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

John Hagen practices at 5675 W Olympic Blvd, Los Angeles, California, 90036-4712.

To schedule an appointment with John Hagen, please contact the office at 323-965-1365.

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