NPI Portal NPI Lookup & Verification

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

Judith Donnelly, R.D.,L.D.

Registered Dietitian in Portland, ME · enumerated 2006 · practices at Nutrition Works,LLC.

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

National Provider Identifier

1356353452

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Registry record

Entity type Individual (Type 1)
Name Judith Donnelly
Credential R.D.,L.D.
Sex Female
Practice address Portland, ME, 04103
Fax (207) 772-6279
Enumeration date Aug 13, 2006
Last updated in NPPES Jul 9, 2007

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 D1433 (ME) Primary
RD · Registered Dietitian: A nutrition professional credentialed by the Commission on Dietetic Registration. About the RD credential

Other identifiers

Identifier Type State Issuer
11339866 Other ME CAQH PROVIDER ID

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 Judith Donnelly?
Judith Donnelly 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 2007-07-09.