NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Caroline Kern, MS, RDN, LDN

Registered Dietitian in Annapolis, MD · enumerated 2020.

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

National Provider Identifier

1598384117

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Registry record

Entity type Individual (Type 1)
Name Caroline Kern
Credential MS, RDN, LDN
Sex Female
Practice address Annapolis, MD, 21401
Enumeration date Apr 14, 2020
Last updated in NPPES Jul 14, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License DX4515 (MD) Secondary
133VN1201X Obesity and Weight Management Nutrition Registered Dietitian Dietary & Nutritional Service Providers · License DI100001031 (DC) Secondary
133VN1301X Oncology Nutrition Registered Dietitian Dietary & Nutritional Service Providers · License DI100001031 (DC) Secondary
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 86052422 (VA) Secondary
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License DI100001031 (DC) 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

Where does Caroline Kern practice?
The practice location on file with NPPES is in Annapolis, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Caroline Kern?
The National Provider Identifier (NPI) for Caroline Kern is 1598384117, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-14.