Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Marcy K. Deemedio, APN

School Registered Nurse in Rehoboth Beach, DE · enumerated 2006.

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

National Provider Identifier

1548351828

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Registry record

Entity type Individual (Type 1)

Name Ms. Marcy K. Deemedio

Credential APN

Sex Female

Practice address 500 Stockley St Ofc, Rehoboth Beach, DE, 19971

Phone (302) 227-3172

Fax (302) 227-5176

Enumeration date Sep 28, 2006

Last updated in NPPES Nov 22, 2021

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License LJ0000225 (DE) Secondary

363LP0200X Pediatric Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License LJ0000225 (DE) Secondary

163WS0200X School Registered Nurse Nursing Service Providers · License L1-0028892 (DE) Primary

Other identifiers

Identifier	Type	State	Issuer
0056014	Medicaid	NJ	-
4067525	Medicaid	MD	-

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 Marcy Deemedio?

The National Provider Identifier (NPI) for Marcy Deemedio is 1548351828, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marcy Deemedio practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-11-22.