Addiction Therapist

Denis Oleshko

607 Siskiyou Blvd, Ashland, Oregon, 97520-2139

About Denis Oleshko

Denis Oleshko is a therapist based in Ashland, Oregon who is specialized in Addiction (Substance Use Disorder) Counselor. His current practice location is 607 Siskiyou Blvd, Ashland. Patients can reach him at 541-482-1718 or can fax him at 541-482-0967. Denis Oleshko NPI number (Unique professional ID assigned by NPPES) is 1699231332.

Denis Oleshko 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

Denis Oleshko 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 Denis Oleshko
Specialization Addiction (Substance Use Disorder) Counselor
Gender Male
Practice Address: 607 Siskiyou Blvd,
Ashland, OR - 97520-2139
Fax 541-482-0967

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 Number1699231332
NPI Enumeration Date: 19 Feb, 2019
NPI Last Update On: 06 Mar, 2019

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 Denis Oleshko are as mentioned below.

License NumberSpecializationStateStatus
Mental Health Counselor Primary
Addiction (Substance Use Disorder) Counselor Secondary

Mailing Address

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

Denis Oleshko
607 Siskiyou Blvd,
Ashland, OR - 97520-2139
Phone: 541-482-1718
Fax: 541-482-0967

Book an Appointment with Denis Oleshko

To schedule an appointment, contact Denis Oleshko at 607 Siskiyou Blvd, Ashland, Oregon or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Denis Oleshko:

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

Denis Oleshko practices at 607 Siskiyou Blvd, Ashland, Oregon, 97520-2139.

To schedule an appointment with Denis Oleshko, please contact the office at 541-482-1718.

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