Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. TIMOTHY P OLENEK D.O.
NPI 1720073000
Specialist in Tinley Park, IL

Active since September 13, 2005PECOS Enrolled
7400 183RD ST, TINLEY PARK, IL 60477(708) 614-4000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Timothy P Olenek D.o. NPPES

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

DR. TIMOTHY P OLENEK D.O. (NPI 1720073000) is an individual specialist in Tinley Park, Illinois, licensed in Illinois (36088607) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720073000
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. TIMOTHY P OLENEKCredential: D.O.
Location Address7400 183RD STTinley Park, IL 60477-3688
Mailing Address7400 183rd StTinley Park, IL 60477-3688 · (708) 614-4000
Sole ProprietorNo
Enumeration DateSeptember 13, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1720073000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License Licensed in IL · 36088607
Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

7400 183RD ST, Tinley Park, IL 60477

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Timothy P Olenek D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 8

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

Specialist
7400 183RD ST, TINLEY PARK MENTAL HEALTH CENTER
TINLEY PARK, IL 60477
Specialist
7400 183RD ST, TINLEY PARK MENTAL HEALTH CENTER
TINLEY PARK, IL 60477
Specialist
7400 183RD ST
TINLEY PARK, IL 60477
Psychiatric Hospital
7400 183RD ST
TINLEY PARK, IL 60477
Psychiatric Unit
7400 183RD ST
TINLEY PARK, IL 60477
Family Medicine
7400 183RD ST, TINLEY PARK MENTAL HEALTH CENTER
TINLEY PARK, IL 60477
Specialist
7400 183RD ST
TINLEY PARK, IL 60477
Psychiatric Unit
7400 183RD ST
TINLEY PARK, IL 60477

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 Timothy Olenek's NPI number?

The NPI number for Timothy Olenek is 1720073000. It was assigned to this individual provider in the NPPES registry on September 13, 2005.

Where is Timothy Olenek located?

Timothy Olenek practices at 7400 183rd St, Tinley Park, IL 60477. The listed phone number is (708) 614-4000.

What is Timothy Olenek's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Timothy Olenek enrolled in Medicare?

Yes. Timothy Olenek is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Timothy Olenek was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.