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Amy Lynn Duff, DO

Q: What is the NPI number for Amy Duff?

The National Provider Identifier (NPI) for Amy Duff is 1922748342, a Type 1 (individual) record in the CMS NPPES registry.

Internal Medicine Physician in Myrtle Beach, SC · enumerated 2022.

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

National Provider Identifier

1922748342

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Registry record

Entity type Individual (Type 1)

Name Amy Lynn Duff

Credential DO

Sex Female

Practice address Grand Strand Medical Center- Gme Office, 809 82nd Parkway, Myrtle Beach, SC, 29572

Phone (843) 692-1118

Fax (843) 692-1122

Enumeration date Apr 1, 2022

Last updated in NPPES Aug 27, 2025

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 87535 (SC) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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

What is the NPI number for Amy Duff?

The National Provider Identifier (NPI) for Amy Duff is 1922748342, a Type 1 (individual) record in the CMS NPPES registry.

Where does Amy Duff practice?

The practice location on file with NPPES is in Myrtle Beach, SC. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-27.