NPI Portal NPI Lookup & Verification

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

Samantha Sullivan, MS, RD, LD

Registered Dietitian in Alamogordo, NM · enumerated 2011.

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

National Provider Identifier

1821397969

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Registry record

Entity type Individual (Type 1)
Name Samantha Sullivan
Credential MS, RD, LD
Sex Female
Practice address Alamogordo, NM, 88310
Enumeration date Mar 15, 2011
Last updated in NPPES Mar 15, 2011

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 1002021 (NM) Primary
133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License LD-0775 (NM) Secondary
RD · Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration. About the RD credential

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 Samantha Sullivan practice?
The practice location on file with NPPES is in Alamogordo, NM. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Samantha Sullivan?
The National Provider Identifier (NPI) for Samantha Sullivan is 1821397969, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-03-15.