JAN WIACEK (MD) – Family Medicine Physician, NPI 1548263130

JAN WIACEK (MD) is a healthcare provider. based in Chicago, Illinois. specializing in Family Medicine Physician. They hold the professional credentials MD. They hold a License No. 036088918 (IL). The NPI Number for JAN WIACEK (MD) is 1548263130

Main info

Male
54 Years Of Experience
Accepts Medicare Assignment
Name
JAN WIACEK (MD)
NPI
1548263130
Phone
(773) 736-3131
Address
3204 N OAK PARK AVE
Enumeration Date
27 May 2005
Last Update Date
23 October 2012

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7737363131
Graduation Year
1972 (54 years ago)
PAC ID
3375685175
Group Practice PAC ID
2860716685
Professional Enrollment ID
I20100115000808
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:21State licenses:1Digital endpointsOther names

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Provider Addresses for JAN WIACEK (MD)

  • 3204, North Oak Park Avenue, Dunning, Chicago, Jefferson Township, Cook County, Illinois, 60634, United States

    CHICAGO, IL 606344640

    Phone: (773) 736-3131

    Fax: (773) 736-9416

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

No Medicare enrollment or revalidation data available for this provider in our database.

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60634)

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Provider's Procedures

JAN WIACEK (MD) performs procedures in Family Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEIL81002Urinalysis, manual test274174

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 2860716685View full group profile
NameSpecialtyState
DR. KAMRAN HEYDARPOUR (MD)
Internal Medicine, Gastroenterology, Internal MedicineIL
DR. MICHAEL SCOTT OLSEN (M.D.)
Emergency MedicineIL
DR. JUAN DIEGO VALDES INFANTE (MD)
Emergency MedicineOH
ASHLEY IANNANTONE (MD)
Emergency Medicine, Addiction MedicineIL
SALLYAN GREEN (MD)
Emergency MedicineIL
ALLYSON ELAYNE PETERSON (MD)
Emergency MedicineIL
DR. LEE ANTHONY DUDLEY (DO)
-MO
DR. STACEY LYNN CHAMBERLAIN (M.D.)
Emergency MedicineIL
GRACE NABIL JOSEPH (M.D.)
Emergency MedicineIL
JANAE HOHBEIN
Emergency MedicineIL

Reviews

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Frequently asked questions

How do I look up JAN WIACEK (MD) by NPI?
Use NPI 1548263130 when you need to reference JAN WIACEK (MD) in forms, claims, or directories.
Is JAN WIACEK (MD) currently active in the NPI registry?
CMS-published data lists JAN WIACEK (MD) as an active registrant.
What field does JAN WIACEK (MD) work in?
You can think of JAN WIACEK (MD) as practicing within Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What location shows for JAN WIACEK (MD)?
We surface Chicago, Illinois for JAN WIACEK (MD) based on available NPPES addresses.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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