Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

David Mark Demaria

Cardiovascular Disease Physician in Manassas, VA · enumerated 2013.

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

National Provider Identifier

1043553852

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Registry record

Entity type Individual (Type 1)

Name David Mark Demaria

Sex Male

Practice address 8640 Sudley Rd Ste 302, Manassas, VA, 20110

Phone (703) 369-5959

Fax (703) 369-7473

Enumeration date Mar 29, 2013

Last updated in NPPES Oct 26, 2020

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 0101267566 (VA) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Secondary

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 0101267566 (VA) 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

What is the NPI number for David Demaria?

The National Provider Identifier (NPI) for David Demaria is 1043553852, a Type 1 (individual) record in the CMS NPPES registry.

Where does David Demaria practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-10-26.