DR. LEONARD M. KACZOROWSKI (M.D.) – Emergency Medicine Physician, NPI 1407849904

DR. LEONARD M. KACZOROWSKI (M.D.) is a healthcare provider. based in Watseka, Illinois. specializing in Emergency Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 036-081796 (IL). The NPI Number for DR. LEONARD M. KACZOROWSKI (M.D.) is 1407849904

Main info

Male
38 Years Of Experience
Accepts Medicare Assignment
Name
DR. LEONARD M. KACZOROWSKI (M.D.)
NPI
1407849904
Phone
(630) 321-8300
Address
200 E Fairman Ave
Enumeration Date
30 August 2005
Last Update Date
15 October 2020

Doctor Profile

Medical School Name
OTHER
Secondary Phone
8158764419
Graduation Year
1988 (38 years ago)
PAC ID
5294625414
Group Practice PAC ID
1153312798
Professional Enrollment ID
I20040319000201

Contacts

Secure Messaging
leonard.kaczorowski@perry.cernerdirect.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

Provider Addresses for DR. LEONARD M. KACZOROWSKI (M.D.)

  • 200 E Fairman Ave

    Watseka, IL 609701644

    Phone: (630) 321-8300

    Fax: (630) 321-8750

    Type: Location

  • 530, Park Avenue East, Princeton, Bureau County, Illinois, 61356, United States

    PRINCETON, IL 613563901

    Phone: (630) 321-8300

    Fax: (630) 321-8750

    Type: Mailing

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.

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Medicare Enrollment & Revalidation

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

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

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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 60970)

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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: 1153312798View full group profile

Reviews

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Frequently asked questions

Can I verify DR. LEONARD M. KACZOROWSKI (M.D.) with an NPI only?
You can start verification with NPI 1407849904 for DR. LEONARD M. KACZOROWSKI (M.D.), then check state licensing separately.
Is DR. LEONARD M. KACZOROWSKI (M.D.) listed as active for patients and plans?
The listing shows DR. LEONARD M. KACZOROWSKI (M.D.) as active in the NPI system.
What is DR. LEONARD M. KACZOROWSKI (M.D.) best known for clinically?
Directory data describes DR. LEONARD M. KACZOROWSKI (M.D.) with Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What address line appears for DR. LEONARD M. KACZOROWSKI (M.D.)?
DR. LEONARD M. KACZOROWSKI (M.D.)'s geographic hint is Watseka, Illinois in our summary view.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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