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DENIS OLESHKO
NPI 1699231332
Counselor - Mental Health in Ashland, OR

Active since February 19, 2019PECOS EnrolledAccepts Medicare Assignment
607 SISKIYOU BLVD, ASHLAND, OR 97520(541) 482-1718(541) 482-0967 Get Directions Write a Review

NPPES record last updated: March 6, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 6, 2019, Feb 19, 2019 (2 updates tracked since 2019).

About Denis Oleshko NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DENIS OLESHKO (NPI 1699231332) is an individual mental health provider in Ashland, Oregon and active in the NPI registry since February 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1699231332
Entity TypeIndividualMale
Primary Taxonomy101YM0800X
Provider Legal NameDENIS OLESHKO
Location Address607 SISKIYOU BLVDAshland, OR 97520-2139
Mailing Address607 Siskiyou BlvdAshland, OR 97520-2139 · (541) 482-1718 · Fax (541) 482-0967
Phone(541) 482-1718
Fax(541) 482-0967
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateFebruary 19, 2019
Last NPPES UpdateMarch 6, 20192 updates tracked since enumeration
✔ NPI 1699231332 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
607 SISKIYOU BLVD, Ashland, OR 97520
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Denis Oleshko is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779085477
PECOS Enrollment IDI20250903002259
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DODIE R NOLES CADC 1
Counselor (Addiction (Substance Use Disorder))
607 SISKIYOU BLVD
ASHLAND, OR 97520
Jackson County (541) 944-1247
DESIREE LU INGRAM
Counselor (Addiction (Substance Use Disorder))
607 SISKIYOU BLVD
ASHLAND, OR 97520
Jackson County (541) 482-1718
DR. BONNIE ROSE GEIGER PH.D.
Psychologist
607 SISKIYOU BLVD
ASHLAND, OR 97520
Jackson County (541) 621-2343
MRS. DIANE MIRIAM WERICH L.C.S.W.
Social Worker (Clinical)
607 SISKIYOU BLVD
ASHLAND, OR 97520
Jackson County (541) 488-5436
SARA A THERRIEN
Counselor (Mental Health)
607 SISKIYOU BLVD
ASHLAND, OR 97520
Jackson County (541) 482-1718

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Denis Oleshko's NPI number?

The NPI number for Denis Oleshko is 1699231332. It was assigned to this individual provider in the NPPES registry on February 19, 2019.

Where is Denis Oleshko located?

Denis Oleshko practices at 607 Siskiyou Blvd, Ashland, OR 97520. The listed phone number is (541) 482-1718.

What is Denis Oleshko's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Denis Oleshko enrolled in Medicare?

Yes. Denis Oleshko is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Denis Oleshko was last updated on March 6, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.