Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Caitlin Sullivan Kiarie, RDN

Registered Dietitian in Montclair, NJ · enumerated 2007.

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

National Provider Identifier

1871798090

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Registry record

Entity type Individual (Type 1)

Name Caitlin Sullivan Kiarie

Credential RDN

Sex Female

Practice address 45 Highland Ave, Montclair, NJ, 07042

Phone (973) 932-0644

Enumeration date Jun 18, 2007

Last updated in NPPES Aug 26, 2021

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 985191 (NJ) Primary

133VN1005X Renal Nutrition Registered Dietitian Dietary & Nutritional Service Providers Secondary

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 Caitlin Kiarie?

The National Provider Identifier (NPI) for Caitlin Kiarie is 1871798090, a Type 1 (individual) record in the CMS NPPES registry.

Where does Caitlin Kiarie practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-08-26.