Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Jill C Muth, CNP

Q: What is the NPI number for Jill Muth?

The National Provider Identifier (NPI) for Jill Muth is 1619940426, a Type 1 (individual) record in the CMS NPPES registry.

Nurse Practitioner in Spearfish, SD · enumerated 2006.

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

National Provider Identifier

1619940426

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Registry record

Entity type Individual (Type 1)

Name Jill C Muth

Credential CNP

Sex Female

Practice address 1445 North Ave, Spearfish, SD, 57783

Phone (605) 644-4170

Fax (605) 644-4198

Enumeration date Feb 10, 2006

Last updated in NPPES Aug 30, 2018

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License CP000377 (SD) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Jill Muth?

The National Provider Identifier (NPI) for Jill Muth is 1619940426, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jill Muth practice?

The practice location on file with NPPES is in Spearfish, SD. 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 2018-08-30.