Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Karen L Jacobus, MS

Audiologist in Bismarck, ND · enumerated 2010.

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

National Provider Identifier

1649583006

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Registry record

Entity type Individual (Type 1)

Name Karen L Jacobus

Credential MS

Sex Female

Practice address 401 N 9th St, Bismarck, ND, 58501

Phone (701) 712-4500

Fax (701) 712-4098

Enumeration date Jul 14, 2010

Last updated in NPPES Jun 14, 2023

Taxonomy & licenses

231H00000X Audiologist Speech, Language and Hearing Service Providers · License 1071 (ND) Primary

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 Karen Jacobus?

The National Provider Identifier (NPI) for Karen Jacobus is 1649583006, a Type 1 (individual) record in the CMS NPPES registry.

Where does Karen Jacobus practice?

The practice location on file with NPPES is in Bismarck, ND. 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 2023-06-14.