Addiction Therapist

Leonard Andrew Brennan, LPC, LCAS

2074 S 6th St, Klamath Falls, Oregon, 97601

About Leonard Andrew Brennan

Leonard Andrew Brennan is a therapist based in Klamath Falls, Oregon who is specialized in Addiction (Substance Use Disorder) Counselor. Active license number of Leonard Andrew Brennan is 10804 for Professional Counselor in North Carolina. His current practice location is 2074 S 6th St, Klamath Falls. Patients can reach him at 541-851-8110. Leonard Andrew Brennan is LPC, LCAS in Addiction (Substance Use Disorder) Counselor and his NPI number (Unique professional ID assigned by NPPES) is 1518323369.

Leonard Andrew Brennan 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

Leonard Andrew Brennan 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 Leonard Andrew Brennan
Specialization Addiction (Substance Use Disorder) Counselor
Credentials LPC, LCAS
Gender Male
Practice Address: 2074 S 6th St,
Klamath Falls, OR - 97601

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 Number1518323369
NPI Enumeration Date: 10 Jan, 2016
NPI Last Update On: 27 Aug, 2018

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 Leonard Andrew Brennan are as mentioned below.

License NumberSpecializationStateStatus
10804Professional Counselor North CarolinaPrimary
21265Addiction (Substance Use Disorder) Counselor North CarolinaSecondary
10804Mental Health Counselor Secondary
C4915Professional Counselor OregonSecondary

Other Medical Identifiers

Other legacy medical identifiers associated with Leonard Andrew Brennan such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
170061MedicaidOregon

Mailing Address

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

Leonard Andrew Brennan
2074 S 6th St,
Klamath Falls, OR - 97601-3372
Phone: 541-851-8110

Book an Appointment with Leonard Andrew Brennan

To schedule an appointment, contact Leonard Andrew Brennan at 2074 S 6th St, Klamath Falls, Oregon or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Leonard Andrew Brennan:

Leonard Andrew Brennan is a therapist specializing in Professional Counselor. He is a licensed mental health practitioner trained to help individuals, couples, and groups address emotional, psychological, and behavioral challenges. He uses talk therapy and evidence-based counseling methods to support clients in managing mental health conditions, improving relationships, and developing coping strategies for life’s difficulties.

Yes, Leonard Andrew Brennan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Leonard Andrew Brennan practices at 2074 S 6th St, Klamath Falls, Oregon, 97601.

To schedule an appointment with Leonard Andrew Brennan, please contact the office at 541-851-8110.

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