NPI Portal NPI Lookup & Verification

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

Mary Byrd Schas Chaskes, RD, CDN

Registered Dietitian in Ridgefield, CT · enumerated 2024.

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

National Provider Identifier

1548094501

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Registry record

Entity type Individual (Type 1)
Name Mary Byrd Schas Chaskes
Credential RD, CDN
Sex Female
Practice address Ridgefield, CT, 06877
Enumeration date Aug 30, 2024
Last updated in NPPES Oct 29, 2024

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 59.002497 (CT) Primary
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 Mary Schas Chaskes practice?
The practice location on file with NPPES is in Ridgefield, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Schas Chaskes?
The National Provider Identifier (NPI) for Mary Schas Chaskes is 1548094501, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-29.