Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Kathleen Ann Dittmar, LPN

Licensed Practical Nurse in Webster, WI · enumerated 2007.

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

National Provider Identifier

1821138066

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Registry record

Entity type Individual (Type 1)

Name Mrs. Kathleen Ann Dittmar

Credential LPN

Sex Female

Practice address 4404 State Road 70, Webster, WI, 54893

Phone (715) 349-8554

Enumeration date Feb 7, 2007

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

164W00000X Licensed Practical Nurse Nursing Service Providers · License 34135-031 (WI) Primary

LPN · Licensed Practical Nurse: A nurse providing basic care under the direction of RNs and physicians. About the LPN credential

Other identifiers

Identifier	Type	State	Issuer
34135-031	Other	WI	LICENSED PRACTICAL NURSE

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 Kathleen Dittmar?

The National Provider Identifier (NPI) for Kathleen Dittmar is 1821138066, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathleen Dittmar practice?

The practice location on file with NPPES is in Webster, 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 2007-07-08.