Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

LOUIS JOHN GRASSO JR.
NPI 1205747722
Hearing Instrument Specialist in Gardner, MA

Q: What is Louis Grasso's NPI number?

The NPI number for Louis Grasso is 1205747722. It was assigned to this individual provider in the NPPES registry on September 14, 2026.

Q: What is Louis Grasso's specialty?

The primary specialty registered for this NPI is Hearing Instrument Specialist with taxonomy code 237700000X.

Q: When was this NPI record last updated?

The NPPES record for Louis Grasso was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 14, 2026

354 MAIN ST STE 4, GARDNER, MA 01440(978) 632-6883 Get Directions Write a Review

NPPES record added: September 14, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

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About Louis John Grasso Jr. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

LOUIS JOHN GRASSO JR. (NPI 1205747722) is an individual hearing instrument specialist in Gardner, Massachusetts, licensed in Massachusetts (HES6621) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1205747722

Entity TypeIndividualMale

Primary Taxonomy237700000X

Provider Legal NameLOUIS JOHN GRASSO JR.

Location Address354 MAIN ST STE 4Gardner, MA 01440-3057

Mailing Address131 Enterprise RdJohnstown, NY 12095-3326 · (518) 620-4238 · Fax (518) 620-5727

Phone(978) 632-6883

Sole ProprietorNo

Enumeration DateSeptember 14, 2026

NPPES CertifiedSeptember 14, 2026

✔ NPI 1205747722 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHearing Instrument SpecialistSpeech, Language and Hearing Service Providers

Taxonomy Code237700000X

License✔ Licensed in MA · HES6621

Definition

Individuals who test hearing for the selection, adaptation, fitting, adjusting, servicing, and sale of hearing aids. Hearing Instrument Specialist is a designation provided individuals who qualify by the National Hearing Aid Society

354 MAIN ST STE 4, Gardner, MA 01440

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LISA MARIE MCNAMARA HIS

Hearing Instrument Specialist

354 MAIN ST STE 4
GARDNER, MA 01440

Worcester County (978) 632-6883

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Louis Grasso's NPI number?

The NPI number for Louis Grasso is 1205747722. It was assigned to this individual provider in the NPPES registry on September 14, 2026.

Where is Louis Grasso located?

Louis Grasso practices at 354 Main St Ste 4, Gardner, MA 01440. The listed phone number is (978) 632-6883.

What is Louis Grasso's specialty?

The primary specialty registered for this NPI is Hearing Instrument Specialist with taxonomy code 237700000X.

When was this NPI record last updated?

The NPPES record for Louis Grasso was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.