Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

James M Frisvold, D.O.

Family Medicine Physician in Sussex, WI · enumerated 2006.

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

National Provider Identifier

1720055486

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Registry record

Entity type Individual (Type 1)

Name James M Frisvold

Credential D.O.

Sex Male

Practice address W227n6103 Sussex Rd, Sussex, WI, 53089

Phone (414) 566-6400

Fax (414) 566-3866

Enumeration date Mar 2, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 22935-021 (WI) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for James Frisvold?

The National Provider Identifier (NPI) for James Frisvold is 1720055486, a Type 1 (individual) record in the CMS NPPES registry.

Where does James Frisvold practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.