Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Earl Cheng, MD
Urology Physician in Chicago, IL · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1225024813
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Registry record
Entity type Individual (Type 1)
Name Earl Cheng
Credential MD
Sex Male
Practice address 2300 N Childrens Plz, Chicago, IL, 60614
Phone (630) 789-2550
Enumeration date Sep 20, 2005
Last updated in NPPES Feb 16, 2012
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Earl Cheng practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Earl Cheng?
The National Provider Identifier (NPI) for Earl Cheng is 1225024813, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-02-16.