Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Louis Anthony Dachtyl III, MA CCC-SLP

Speech-Language Pathologist in Auburndale, MA · enumerated 2007.

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

National Provider Identifier

1710029186

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Registry record

Entity type Individual (Type 1)

Name Mr. Louis Anthony Dachtyl III

Credential MA CCC-SLP

Sex Male

Practice address Auburndale, MA, 02466

Phone (520) 271-2119

Enumeration date Feb 13, 2007

Last updated in NPPES Jul 9, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

235Z00000X Speech-Language Pathologist Speech, Language and Hearing Service Providers · License SLP4084 (AZ) Primary

Other identifiers

Identifier	Type	State	Issuer
888654	Medicaid	AZ	-

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 Louis Dachtyl?

The National Provider Identifier (NPI) for Louis Dachtyl is 1710029186, a Type 1 (individual) record in the CMS NPPES registry.

Where does Louis Dachtyl practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-09.