Provider Profile

Jason Pencek, DC, FNP

Unclaimed Profile

About Dr. Pencek

Jason Pencek, DC, FNP is a nurse practitioner — family practicing in Clarendon Hills, IL. Jason is also listed as specializing in chiropractor.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.

Specialty

Nurse Practitioner — Family (Primary)
Nurse Practitioner — Family (Additional)

Credentials & Licensing

IL license038.013075
IL license209.015396
NPI1215463393
NPI issued05/10/2017

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Medicare opt-outYes, since March 2025

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Pencek specialize in?

Dr. Pencek is a nurse practitioner in Clarendon Hills, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.

NPI registry

Where is Dr. Pencek located?

Dr. Pencek is listed at 4 Walker Ave Ste A, Clarendon Hills, IL 60514. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Pencek's phone number?

The number on file is (630) 734-3454. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Pencek?

Dr. Pencek's National Provider Identifier is 1215463393. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How much experience does Dr. Pencek have?

Dr. Pencek has 9+ years experience. Registered with an NPI since 2017. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Dr. Pencek's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Pencek. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.