LAKE COUNTY INTERNAL MEDICINE ASSOCIATION LLC
NPI 1265833958
Legal Medicine in Long Grove, IL

Q: What is Lake County Internal Medicine Association LLC's specialty?

The primary specialty registered for this NPI is Legal Medicine with taxonomy code 173000000X.

Active since September 12, 2014

5911 KILDEER CT, LONG GROVE, IL 60047(847) 672-8373(815) 464-9285 Get Directions Write a Review

NPPES record last updated: September 12, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Lake County Internal Medicine Association Llc NPPES

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

LAKE COUNTY INTERNAL MEDICINE ASSOCIATION LLC (NPI 1265833958) is a healthcare organization registered as a legal medicine in Long Grove, Illinois and active in the NPI registry since September 2014. The organization lists Mariusz Milejczyk, M.d., as its authorized official.

NPPES Registry Identity

NPI1265833958

Entity TypeOrganization

Primary Taxonomy173000000X

Legal Business NameLAKE COUNTY INTERNAL MEDICINE ASSOCIATION LLC

Location Address5911 KILDEER CTLong Grove, IL 60047-5052

Mailing Address5911 Kildeer CtLong Grove, IL 60047-5052 · (847) 672-8373 · Fax (815) 464-9285

Phone(847) 672-8373

Fax(815) 464-9285

Organization SubpartNo

Authorized OfficialMariusz MilejczykM.d. · (847) 596-7426

Enumeration DateSeptember 12, 2014

✔ NPI 1265833958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyLegal MedicineOther Service Providers

Taxonomy Code173000000X

Definition

The specialty areas of medicine concerned with matters of, and relations with, substantive law and legal institutions; such as the conduct of medical examinations at crime scenes, performance of autopsies, giving of expert medical testimony in judicial proceedings, medical treatment of inmates of penal institutions, the practice of trauma medicine in law enforcement settings, and other clinical practice and medical science applications in the fields of law, law enforcement, and corrections.

5911 KILDEER CT, Long Grove, IL 60047

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Other Identifiers 4

OtherP01139269IL · Railroad Medicare Individual

OtherDT3947IL · Railroad Medicare

Medicare PINIL7339IL

Medicare UPINIL7339001IL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 14D2117292

Lake County Internal Medicine Assc LLC · Gurnee, IL

Expired · Aug 11, 2026

CLIA Number14D2117292

Laboratory TypePhysician Office

Certificate Effective DateAugust 12, 2024

Certificate Expiration DateAugust 11, 2026

Laboratory DirectorMariusz Milejczyk

Laboratory Phone(847) 672-8373

Laboratory LocationLake County Internal Medicine Assc LLC15 W Tower Court-Gurnee Tower, Ste 255, Gurnee, IL 60031

CLIA data matches this NPI record on: Phone

This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES

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

LAKE COUNTY INTERNAL MEDICINE ASSOCIATES, LLC

Internal Medicine

5911 KILDEER CT
LONG GROVE, IL 60047

Lake County (847) 478-5108

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 Lake County Internal Medicine Association LLC's NPI number?

The NPI number for Lake County Internal Medicine Association LLC is 1265833958. It was assigned to this organization in the NPPES registry on September 12, 2014.

Where is Lake County Internal Medicine Association LLC located?

Lake County Internal Medicine Association LLC is located at 5911 Kildeer Ct, Long Grove, IL 60047. The listed phone number is (847) 672-8373.

What is Lake County Internal Medicine Association LLC's specialty?

The primary specialty registered for this NPI is Legal Medicine with taxonomy code 173000000X.

When was this NPI record last updated?

The NPPES record for Lake County Internal Medicine Association LLC was last updated on September 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.