Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

James Darrell Demerest, MSBS, PA-C, RDN

Physician Assistant in Commerce Twp, MI · enumerated 2020.

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

National Provider Identifier

1083231831

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Registry record

Entity type Individual (Type 1)

Name James Darrell Demerest

Credential MSBS, PA-C, RDN

Sex Male

Practice address 1825 Hawthorne Rdg, Commerce Twp, MI, 48390

Phone (734) 625-4572

Enumeration date Jun 28, 2020

Last updated in NPPES Jan 15, 2025

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 86150187 (MI) Secondary

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers 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

Where does James Demerest practice?

The practice location on file with NPPES is in Commerce Twp, MI. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for James Demerest?

The National Provider Identifier (NPI) for James Demerest is 1083231831, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-01-15.