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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. DANIEL FREDERICK MASON CCC-SLP
NPI 1275852642
Speech-Language Pathologist in Villa Park, IL

Active since May 25, 2010
830 S ADDISON AVE, VILLA PARK, IL 60181(630) 620-4433(630) 620-1148 Get Directions Write a Review

NPPES record last updated: August 17, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 17, 2026, Dec 17, 2018, Apr 21, 2017 (3 updates tracked since 2017).

About Mr. Daniel Frederick Mason Ccc-slp NPPES

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

MR. DANIEL FREDERICK MASON CCC-SLP (NPI 1275852642) is an individual speech-language pathologist provider in Villa Park, Illinois, licensed in Illinois (146012075) and active in the NPI registry since May 2010. He maintains 2 additional practice locations.

NPPES Registry Identity

NPI1275852642
Entity TypeIndividualMale
Primary Taxonomy235Z00000X
Provider Legal NameMR. DANIEL FREDERICK MASONCredential: CCC-SLP
Location Address830 S ADDISON AVEVilla Park, IL 60181-2877
Mailing Address609 Midway ParkGlen Ellyn, IL 60137-4228 · (312) 725-9612
Phone(630) 620-4433
Fax(630) 620-1148
Sole ProprietorYes
Enumeration DateMay 25, 2010
Last NPPES UpdateAugust 17, 20263 updates tracked since enumeration
NPPES CertifiedAugust 17, 2026
✔ NPI 1275852642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Licenses✔ Licensed in IL · 146012075✔ Licensed in MA · SP-9083-SL
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
830 S ADDISON AVE, Villa Park, IL 60181
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Secondary Practice Locations 2

Location 11555 Bond St Ste 115Naperville, IL 60563-0138 · Phone (630) 357-9699 · Fax (630) 357-9908
Location 2609 Midway ParkGlen Ellyn, IL 60137-4228 · Phone (312) 725-9612

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Other Providers at the Same Location NPPES 20

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

LESLIE KAMMES CUEVAS
Physical Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
STEPHANIE STIMSON
Speech-Language Pathologist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
SOPHIA LOUISE BACHMAN
Speech-Language Pathologist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
DR. GRANT P LEHMAN DPT
Physical Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
MARYLU ANN OLSEN
Occupational Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
SAMMY WILLIAMS
Physical Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
EMILY MARIE MUZZY OTR/L
Occupational Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433
JESSICA R PATTERSON OTR/L
Occupational Therapist
830 S ADDISON AVE
VILLA PARK, IL 60181
Dupage County (630) 620-4433

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 Daniel Mason's NPI number?

The NPI number for Daniel Mason is 1275852642. It was assigned to this individual provider in the NPPES registry on May 25, 2010.

Where is Daniel Mason located?

Daniel Mason practices at 830 S Addison Ave, Villa Park, IL 60181. The listed phone number is (630) 620-4433.

What is Daniel Mason's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

What insurance does Daniel Mason accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Daniel Mason as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Daniel Mason was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.