Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katherine M Grafing, RD LD

Registered Dietitian in Duluth, MN · enumerated 2007.

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

National Provider Identifier

1699825117

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Registry record

Entity type Individual (Type 1)

Name Katherine M Grafing

Credential RD LD

Sex Female

Practice address 400 E 3rd St, Duluth, MN, 55805

Phone (218) 786-8317

Enumeration date Jan 10, 2007

Last updated in NPPES Mar 10, 2008

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 981199 (MN) 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

Where does Katherine Grafing practice?

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

What is the NPI number for Katherine Grafing?

The National Provider Identifier (NPI) for Katherine Grafing is 1699825117, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-03-10.