NPI Portal NPI Lookup & Verification

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

Mrs. Brittany Sparks, RDN, CSR

Renal Nutrition Registered Dietitian in Broomfield, CO · enumerated 2016 · practices at Ethan Selvig LLC.

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

National Provider Identifier

1336697218

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Registry record

Entity type Individual (Type 1)
Name Mrs. Brittany Sparks
Credential RDN, CSR
Sex Female
Practice address Broomfield, CO, 80020
Fax (303) 568-7947
Enumeration date Sep 20, 2016
Last updated in NPPES Jan 5, 2024

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

Taxonomy & licenses

133VN1005X Renal Nutrition Registered Dietitian Dietary & Nutritional Service Providers · License 01034193 (CO) 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

What specialty is Brittany Sparks?
Brittany Sparks is registered in NPPES with the primary taxonomy of Renal Nutrition 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 2024-01-05.