Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Cynthia Manuel Armstrong, M.S., CCC-SLP

Speech-Language Pathologist in Broadlands, VA · enumerated 2007 · practices at Loudoun County Public Schools.

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

National Provider Identifier

1669655114

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Registry record

Entity type Individual (Type 1)

Name Mrs. Cynthia Manuel Armstrong

Credential M.S., CCC-SLP

Sex Female

Practice address 21000 Education Ct, Broadlands, VA, 20148

Phone (540) 367-4020

Enumeration date Dec 6, 2007

Last updated in NPPES Apr 3, 2018

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License SLP-0476 (WV) Secondary

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers Secondary

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License 2202001679 (VA) Primary

Other identifiers

Identifier	Type	State	Issuer
089	Other	WV	PROVIDER NUMBER

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.

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Frequently asked questions

What is the NPI number for Cynthia Armstrong?

The National Provider Identifier (NPI) for Cynthia Armstrong is 1669655114, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cynthia Armstrong practice?

The practice location on file with NPPES is in Broadlands, VA. 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 2018-04-03.