Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Itherapy, A Speech Pathology Corporation

Q: What is the NPI number for Itherapy, A Speech Pathology Corporation?

The NPI for Itherapy, A Speech Pathology Corporation is 1083215792, a Type 2 (organization) record in the CMS NPPES registry.

Speech-Language Pathologist in Vallejo, CA · enumerated 2020 · authorized official Matthew Guggemos, Co-Founder/Speech-Language Patholog.

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

National Provider Identifier

1083215792

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Registry record

Entity type Organization (Type 2)

Legal business name Itherapy, A Speech Pathology Corporation

Practice address 955 Walnut Avenue, Vallejo, CA, 94592

Phone (707) 651-9915

Enumeration date Nov 9, 2020

Last updated in NPPES Dec 28, 2021

Taxonomy & classification

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

Authorized official

Name Matthew Guggemos

Title Co-Founder/Speech-Language Patholog

Phone (707) 656-3688

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 Itherapy, A Speech Pathology Corporation?

The NPI for Itherapy, A Speech Pathology Corporation is 1083215792, a Type 2 (organization) record in the CMS NPPES registry.

Who is the authorized official for Itherapy, A Speech Pathology Corporation?

NPPES lists Matthew Guggemos (Co-Founder/Speech-Language Patholog) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-28.