NPI Portal NPI Lookup & Verification

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

Ms. Stacey Elizabeth Simon, RD

Registered Dietitian in Chappaqua, NY · enumerated 2014 · practices at Stacey Simon Nutrition LLC.

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

National Provider Identifier

1811319098

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Registry record

Entity type Individual (Type 1)
Name Ms. Stacey Elizabeth Simon
Credential RD
Sex Female
Practice address Chappaqua, NY, 10514
Enumeration date Jan 8, 2014
Last updated in NPPES Mar 19, 2026

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

Taxonomy & licenses

133VN1101X Gerontological Nutrition Registered Dietitian Dietary & Nutritional Service Providers · License 86007711 (NY) Secondary
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 86007711 (NY) Primary
RD · Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration. About the RD credential

Other identifiers

Identifier Type State Issuer
86007711 Other - REGISTERED DIETITIAN

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 specialty is Stacey Simon?
Stacey Simon is registered in NPPES with the primary taxonomy of Registered Dietitian. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-19.