Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Jennifer D'Arcy St. John, MA CCC-SLP

Speech-Language Pathologist in Windermere, FL · enumerated 2009.

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

National Provider Identifier

1649410168

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Registry record

Entity type Individual (Type 1)

Name Mrs. Jennifer D'Arcy St. John

Credential MA CCC-SLP

Sex Female

Practice address 4731 Blue Major Dr, Windermere, FL, 34786

Phone (407) 415-6790

Enumeration date Feb 23, 2009

Last updated in NPPES Jun 20, 2018

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License SA 9762 (FL) 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 Jennifer St. John?

The National Provider Identifier (NPI) for Jennifer St. John is 1649410168, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jennifer St. John practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-06-20.