Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Steven Byron Sanford, M.D.

Orthopaedic Hand Surgery Physician in Marshfield, WI · enumerated 2006.

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

National Provider Identifier

1669565156

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Registry record

Entity type Individual (Type 1)

Name Steven Byron Sanford

Credential M.D.

Sex Male

Practice address 1000 N Oak Ave, Marshfield, WI, 54449

Phone (715) 387-5511

Enumeration date Oct 2, 2006

Last updated in NPPES Jan 30, 2024

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 33427 (WI) Secondary

2086S0105X Surgery of the Hand (Surgery) Physician Allopathic & Osteopathic Physicians · License 98-01476 (NC) Secondary

207XS0106X Orthopaedic Hand Surgery Physician Allopathic & Osteopathic Physicians · License 33427 (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
1150V	Other	NC	BLUE CROSS BLUE SHIELD NC
5600659	Other	-	AETNA
6466170	Other	-	CIGNA
891105V	Medicaid	NC	-

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.

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Frequently asked questions

What is the NPI number for Steven Sanford?

The National Provider Identifier (NPI) for Steven Sanford is 1669565156, a Type 1 (individual) record in the CMS NPPES registry.

Where does Steven Sanford practice?

The practice location on file with NPPES is in Marshfield, 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 2024-01-30.