Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Richard S Stein, M.D.

Emergency Medicine Physician in Marinette, WI · enumerated 2006.

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

National Provider Identifier

1033143318

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Registry record

Entity type Individual (Type 1)

Name Richard S Stein

Credential M.D.

Sex Male

Practice address 3003 University Dr, Marinette, WI, 54143

Phone (414) 290-6720

Fax (414) 290-6755

Enumeration date Jul 10, 2006

Last updated in NPPES Oct 10, 2023

Taxonomy & licenses

207P00000X Emergency Medicine Physician Allopathic & Osteopathic Physicians · License 25716 (WI) 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
30516000	Medicaid	WI	-
930124538	Other	WI	MEDICARE RAILROAD
807418300	Medicaid	ID	-
930079992	Other	WI	MEDICARE RAILROAD
104160577	Medicaid	MI	-

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 Richard Stein?

The National Provider Identifier (NPI) for Richard Stein is 1033143318, a Type 1 (individual) record in the CMS NPPES registry.

Where does Richard Stein 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 2023-10-10.