Skip to content
NPISignal

Individual Healthcare Provider

William Cheung, MD

NPI Record: ActiveInternal Medicine — Nephrology
NPI1255775797
Gurnee, Illinois

Provider's NPPES record last updated: July 27, 2025

Overview

Entity Type
Individual Healthcare Provider
NPI
1255775797
Primary Specialty
Internal Medicine — Nephrology
Practice Location
Gurnee, Illinois
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 20, 2026, 9:27 AM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Nephrology

    Allopathic & Osteopathic Physicians

    Primary

    An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

    Taxonomy code 207RN0300X
  • Internal Medicine

    Allopathic & Osteopathic Physicians

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Taxonomy code 207R00000X

Provider-Reported License Information

Internal Medicine (Illinois)
036156371
Internal Medicine (Wisconsin)
63344
Internal Medicine (Oregon)
MD202308
Internal Medicine (North Dakota)
15958
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

1425 N Hunt Club Rd Ste 301

Gurnee, Illinois 60031-2639

Phone: (847) 855-9152

Additional Practice Location

3615 Nw Samaritan Dr Ste 203

Corvallis, Oregon 97330-3771

Phone: (541) 768-6930

Additional Practice Location

9200 W Wisconsin Ave

Department of Internal Medicine

Milwaukee, Wisconsin 53226-3522

Phone: (414) 805-6850

Fax: (414) 805-6851

Additional Practice Location

1475 E Belvidere Rd Ste 317

Grayslake, Illinois 60030-2016

Phone: (847) 855-9152

Record Information

Enumeration Date
April 27, 2013
Provider's NPPES Record Last Updated
July 27, 2025
Certification Date
July 27, 2025
NPISignal NPPES Dataset
August 2026

See Something Wrong?

Incorrect provider information

Everything on this page comes directly from the NPPES data CMS publishes. NPISignal cannot edit a provider's record — only the provider or organization can, directly through NPPES.

Update a record through NPPES

Something wrong with this page?

If NPISignal is displaying this data incorrectly — a formatting error, a broken link, a mismatch with the source file — let us know.

Report a display issue