Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Youssef G Chami, MD

Interventional Cardiology Physician in Marinette, WI · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1801875588

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Registry record

Entity type Individual (Type 1)

Name Dr. Youssef G Chami

Credential MD

Sex Male

Practice address 2820 Roosevelt Rd, Marinette, WI, 54143

Phone (715) 735-5225

Fax (715) 735-5388

Enumeration date Jan 11, 2006

Last updated in NPPES May 3, 2023

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 036-089176 (IL) Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 4301062516 (MI) Secondary

207RI0011X Interventional Cardiology Physician Allopathic & Osteopathic Physicians · License 036089176 (IL) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
036089176	Medicaid	IL	-

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Youssef Chami?

The National Provider Identifier (NPI) for Youssef Chami is 1801875588, a Type 1 (individual) record in the CMS NPPES registry.

Where does Youssef Chami practice?

The practice location on file with NPPES is in Marinette, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-03.